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Diffstat (limited to 'html')
-rw-r--r--html/000organization.cc.html9
-rw-r--r--html/001help.cc.html25
-rw-r--r--html/002test.cc.html61
-rw-r--r--html/003trace.cc.html163
-rw-r--r--html/003trace.test.cc.html35
-rw-r--r--html/010vm.cc.html118
-rw-r--r--html/011load.cc.html163
-rw-r--r--html/012transform.cc.html35
-rw-r--r--html/013literal_string.cc.html81
-rw-r--r--html/014literal_noninteger.cc.html15
-rw-r--r--html/020run.cc.html215
-rw-r--r--html/021arithmetic.cc.html85
-rw-r--r--html/022boolean.cc.html63
-rw-r--r--html/023jump.cc.html39
-rw-r--r--html/024compare.cc.html125
-rw-r--r--html/029tools.cc.html153
-rw-r--r--html/030container.cc.html180
-rw-r--r--html/031address.cc.html52
-rw-r--r--html/032array.cc.html177
-rw-r--r--html/033exclusive_container.cc.html54
-rw-r--r--html/034call.cc.html45
-rw-r--r--html/035call_ingredient.cc.html33
-rw-r--r--html/036call_reply.cc.html63
-rw-r--r--html/037recipe.cc.html17
-rw-r--r--html/038scheduler.cc.html196
-rw-r--r--html/039wait.cc.html57
-rw-r--r--html/040brace.cc.html87
-rw-r--r--html/041jump_label.cc.html37
-rw-r--r--html/042name.cc.html147
-rw-r--r--html/043new.cc.html181
-rw-r--r--html/044space.cc.html90
-rw-r--r--html/045space_surround.cc.html25
-rw-r--r--html/046closure_name.cc.html87
-rw-r--r--html/047global.cc.html35
-rw-r--r--html/048typecheck.cc.html49
-rw-r--r--html/050scenario.cc.html261
-rw-r--r--html/051scenario_test.mu.html2
-rw-r--r--html/052tangle.cc.html45
-rw-r--r--html/053continuation.cc.html59
-rw-r--r--html/060string.mu.html94
-rw-r--r--html/061channel.mu.html12
-rw-r--r--html/062array.mu.html4
-rw-r--r--html/063list.mu.html4
-rw-r--r--html/064random.cc.html15
-rw-r--r--html/065duplex_list.mu.html4
-rw-r--r--html/066stream.mu.html2
-rw-r--r--html/070display.cc.html189
-rw-r--r--html/071print.mu.html12
-rw-r--r--html/072scenario_screen.cc.html183
-rw-r--r--html/073scenario_screen_test.mu.html4
-rw-r--r--html/074console.mu.html13
-rw-r--r--html/075scenario_console.cc.html77
-rw-r--r--html/080trace_browser.cc.html173
-rw-r--r--html/081run_interactive.cc.html301
-rw-r--r--html/082persist.cc.html61
-rw-r--r--html/999spaces.cc.html4
-rw-r--r--html/callcc.mu.html2
-rw-r--r--html/channel.mu.html4
-rw-r--r--html/chessboard.mu.html36
-rw-r--r--html/console.mu.html4
-rw-r--r--html/counters.mu.html2
-rw-r--r--html/display.mu.html2
-rw-r--r--html/edit.mu.html2589
-rw-r--r--html/factorial.mu.html6
-rw-r--r--html/fork.mu.html4
-rw-r--r--html/tangle.mu.html4
66 files changed, 4547 insertions, 2622 deletions
diff --git a/html/000organization.cc.html b/html/000organization.cc.html
index b882e19c..bbc09e8d 100644
--- a/html/000organization.cc.html
+++ b/html/000organization.cc.html
@@ -14,10 +14,9 @@ pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .Delimiter { color: #a04060; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.PreProc { color: #c000c0; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
-.PreProc { color: #c000c0; }
 .Identifier { color: #804000; }
 -->
 </style>
@@ -132,7 +131,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Comment">// Globals</span>
 <span class="Comment">// End Globals</span>
 
-<span class="Normal">int</span> main<span class="Delimiter">(</span><span class="Normal">int</span> argc<span class="Delimiter">,</span> <span class="Normal">char</span>* argv[]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+int main<span class="Delimiter">(</span>int argc<span class="Delimiter">,</span> char* argv[]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   atexit<span class="Delimiter">(</span>teardown<span class="Delimiter">);</span>
 
   <span class="Comment">// End One-time Setup</span>
@@ -149,11 +148,11 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Comment">//: Without directives or with the :(code) directive, lines get added at the</span>
 <span class="Comment">//: end.</span>
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> setup<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void setup<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   <span class="Comment">// End Setup</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> teardown<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void teardown<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   <span class="Comment">// End Teardown</span>
 <span class="Delimiter">}</span>
 </pre>
diff --git a/html/001help.cc.html b/html/001help.cc.html
index d82d1685..3802c699 100644
--- a/html/001help.cc.html
+++ b/html/001help.cc.html
@@ -13,13 +13,12 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.SalientComment { color: #00ffff; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
 .PreProc { color: #c000c0; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.Constant { color: #00a0a0; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
+.SalientComment { color: #00ffff; }
 .Identifier { color: #804000; }
 -->
 </style>
@@ -36,7 +35,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Comment">//: This should give you a sense for what to look forward to in later layers.</span>
 
 <span class="Delimiter">:(before &quot;End Commandline Parsing&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>argc &lt;= <span class="Constant">1</span> || is_equal<span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;--help&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>argc &lt;= <span class="Constant">1</span> || is_equal<span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;--help&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
   <span class="Comment">// this is the functionality later layers will provide</span>
   <span class="Comment">// currently no automated tests for commandline arg parsing</span>
   cerr &lt;&lt; <span class="Constant">&quot;To load files and run 'main':</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>
@@ -59,7 +58,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Comment">//: way, our makefile contains a little command to automatically generate</span>
 <span class="Comment">//: declarations for them.</span>
 <span class="Delimiter">:(code)</span>
-<span class="Normal">bool</span> is_equal<span class="Delimiter">(</span><span class="Normal">char</span>* s<span class="Delimiter">,</span> <span class="Normal">const</span> <span class="Normal">char</span>* lit<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+bool is_equal<span class="Delimiter">(</span>char* s<span class="Delimiter">,</span> const char* lit<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> strncmp<span class="Delimiter">(</span>s<span class="Delimiter">,</span> lit<span class="Delimiter">,</span> strlen<span class="Delimiter">(</span>lit<span class="Delimiter">))</span> == <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
@@ -112,7 +111,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Comment">// yadda-yadda. Instead use this macro below to perform an unsafe cast to</span>
 <span class="Comment">// signed. We'll just give up immediately if a container's every too large.</span>
 <span class="Delimiter">:(before &quot;End Includes&quot;)</span>
-<span class="PreProc">#define SIZE(X) (assert(X</span><span class="Delimiter">.</span><span class="PreProc">size() &lt; (</span><span class="Constant">1LL</span><span class="PreProc">&lt;&lt;(</span><span class="Normal">sizeof</span><span class="PreProc">(</span><span class="Normal">long</span><span class="PreProc"> </span><span class="Normal">long</span><span class="PreProc"> </span><span class="Normal">int</span><span class="PreProc">)*</span><span class="Constant">8</span><span class="PreProc">-</span><span class="Constant">2</span><span class="PreProc">)))</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Normal">static_cast</span><span class="PreProc">&lt;</span><span class="Normal">long</span><span class="PreProc"> </span><span class="Normal">long</span><span class="PreProc"> </span><span class="Normal">int</span><span class="PreProc">&gt;(X</span><span class="Delimiter">.</span><span class="PreProc">size()))</span>
+<span class="PreProc">#define SIZE(X) (assert(X</span><span class="Delimiter">.</span><span class="PreProc">size() &lt; (</span><span class="Constant">1LL</span><span class="PreProc">&lt;&lt;(</span>sizeof<span class="PreProc">(</span>long<span class="PreProc"> </span>long<span class="PreProc"> </span>int<span class="PreProc">)*</span><span class="Constant">8</span><span class="PreProc">-</span><span class="Constant">2</span><span class="PreProc">)))</span><span class="Delimiter">,</span><span class="PreProc"> </span>static_cast<span class="PreProc">&lt;</span>long<span class="PreProc"> </span>long<span class="PreProc"> </span>int<span class="PreProc">&gt;(X</span><span class="Delimiter">.</span><span class="PreProc">size()))</span>
 <span class="Comment">//</span>
 <span class="Comment">// 5. Integer overflow is still impossible to guard against. Maybe after</span>
 <span class="Comment">// reading <a href="http://www.cs.utah.edu/~regehr/papers/overflow12.pdf">http://www.cs.utah.edu/~regehr/papers/overflow12.pdf</a></span>
@@ -121,16 +120,16 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="PreProc">#include</span><span class="Constant">&lt;assert.h&gt;</span>
 
 <span class="PreProc">#include</span><span class="Constant">&lt;iostream&gt;</span>
-<span class="Normal">using</span> std::istream<span class="Delimiter">;</span>
-<span class="Normal">using</span> std::ostream<span class="Delimiter">;</span>
-<span class="Normal">using</span> std::iostream<span class="Delimiter">;</span>
-<span class="Normal">using</span> std::cin<span class="Delimiter">;</span>
-<span class="Normal">using</span> std::cout<span class="Delimiter">;</span>
-<span class="Normal">using</span> std::cerr<span class="Delimiter">;</span>
+using std::istream<span class="Delimiter">;</span>
+using std::ostream<span class="Delimiter">;</span>
+using std::iostream<span class="Delimiter">;</span>
+using std::cin<span class="Delimiter">;</span>
+using std::cout<span class="Delimiter">;</span>
+using std::cerr<span class="Delimiter">;</span>
 
 <span class="PreProc">#include</span><span class="Constant">&lt;cstring&gt;</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;string&gt;</span>
-<span class="Normal">using</span> std::string<span class="Delimiter">;</span>
+using std::string<span class="Delimiter">;</span>
 </pre>
 </body>
 </html>
diff --git a/html/002test.cc.html b/html/002test.cc.html
index 52b32d33..d6d5ece6 100644
--- a/html/002test.cc.html
+++ b/html/002test.cc.html
@@ -13,14 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
-.Comment { color: #9090ff; }
-.Delimiter { color: #a04060; }
 .CommentedCode { color: #6c6c6c; }
 .PreProc { color: #c000c0; }
+.Comment { color: #9090ff; }
+.Delimiter { color: #a04060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -43,19 +42,19 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Comment">//: subsets of the program.</span>
 
 <span class="Delimiter">:(before &quot;End Types&quot;)</span>
-<span class="Normal">typedef</span> <span class="Normal">void</span> <span class="Delimiter">(</span>*test_fn<span class="Delimiter">)(</span><span class="Normal">void</span><span class="Delimiter">);</span>
+typedef void <span class="Delimiter">(</span>*test_fn<span class="Delimiter">)(</span>void<span class="Delimiter">);</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-<span class="Normal">const</span> test_fn Tests[] = <span class="Delimiter">{</span>
+const test_fn Tests[] = <span class="Delimiter">{</span>
 <span class="PreProc">  #include </span><span class="Constant">&quot;test_list&quot;</span>  <span class="Comment">// auto-generated; see makefile</span>
 <span class="Delimiter">};</span>
 
-<span class="Normal">bool</span> Run_tests = <span class="Constant">false</span><span class="Delimiter">;</span>
-<span class="Normal">bool</span> Passed = <span class="Constant">true</span><span class="Delimiter">;</span>  <span class="Comment">// set this to false inside any test to indicate failure</span>
-<span class="Normal">long</span> Num_failures = <span class="Constant">0</span><span class="Delimiter">;</span>
+bool Run_tests = <span class="Constant">false</span><span class="Delimiter">;</span>
+bool Passed = <span class="Constant">true</span><span class="Delimiter">;</span>  <span class="Comment">// set this to false inside any test to indicate failure</span>
+long Num_failures = <span class="Constant">0</span><span class="Delimiter">;</span>
 
 <span class="PreProc">#define CHECK(X) \</span>
-<span class="PreProc">  </span><span class="Normal">if</span><span class="PreProc"> (!(X)) </span><span class="Delimiter">{</span><span class="PreProc"> \</span>
+<span class="PreProc">  </span>if<span class="PreProc"> (!(X)) </span><span class="Delimiter">{</span><span class="PreProc"> \</span>
 <span class="PreProc">    ++Num_failures</span><span class="Delimiter">;</span><span class="PreProc"> \</span>
 <span class="PreProc">    cerr &lt;&lt; </span><span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">F - &quot;</span><span class="PreProc"> &lt;&lt; __FUNCTION__ &lt;&lt; </span><span class="Constant">&quot;(&quot;</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">__FILE__</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">&quot;:&quot;</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">__LINE__</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">&quot;): &quot;</span><span class="PreProc"> &lt;&lt; #X &lt;&lt; </span><span class="cSpecial">'\n'</span><span class="Delimiter">;</span><span class="PreProc"> \</span>
 <span class="PreProc">    Passed = </span><span class="Constant">false</span><span class="Delimiter">;</span><span class="PreProc"> \</span>
@@ -63,7 +62,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="PreProc">  </span><span class="Delimiter">}</span>
 
 <span class="PreProc">#define CHECK_EQ(X</span><span class="Delimiter">,</span><span class="PreProc"> Y) \</span>
-<span class="PreProc">  </span><span class="Normal">if</span><span class="PreProc"> ((X) != (Y)) </span><span class="Delimiter">{</span><span class="PreProc"> \</span>
+<span class="PreProc">  </span>if<span class="PreProc"> ((X) != (Y)) </span><span class="Delimiter">{</span><span class="PreProc"> \</span>
 <span class="PreProc">    ++Num_failures</span><span class="Delimiter">;</span><span class="PreProc"> \</span>
 <span class="PreProc">    cerr &lt;&lt; </span><span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">F - &quot;</span><span class="PreProc"> &lt;&lt; __FUNCTION__ &lt;&lt; </span><span class="Constant">&quot;(&quot;</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">__FILE__</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">&quot;:&quot;</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">__LINE__</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">&quot;): &quot;</span><span class="PreProc"> &lt;&lt; #X &lt;&lt; </span><span class="Constant">&quot; == &quot;</span><span class="PreProc"> &lt;&lt; #Y &lt;&lt; </span><span class="cSpecial">'\n'</span><span class="Delimiter">;</span><span class="PreProc"> \</span>
 <span class="PreProc">    cerr &lt;&lt; </span><span class="Constant">&quot;  got &quot;</span><span class="PreProc"> &lt;&lt; (X) &lt;&lt; </span><span class="cSpecial">'\n'</span><span class="Delimiter">;</span><span class="PreProc">  </span><span class="Comment">/*</span><span class="Comment"> BEWARE: multiple eval </span><span class="Comment">*/</span><span class="PreProc"> \</span>
@@ -75,25 +74,25 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 Passed = <span class="Constant">true</span><span class="Delimiter">;</span>
 
 <span class="Delimiter">:(before &quot;End Commandline Parsing&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>argc &gt; <span class="Constant">1</span> &amp;&amp; is_equal<span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;test&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>argc &gt; <span class="Constant">1</span> &amp;&amp; is_equal<span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;test&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
   Run_tests = <span class="Constant">true</span><span class="Delimiter">;</span>  --argc<span class="Delimiter">;</span>  ++argv<span class="Delimiter">;</span>  <span class="Comment">// shift 'test' out of commandline args</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(before &quot;End Main&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>Run_tests<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>Run_tests<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Comment">// Test Runs</span>
   <span class="Comment">// we run some tests and then exit; assume no state need be maintained afterward</span>
 
   <span class="Comment">// End Test Run Initialization</span>
-  <span class="Normal">time_t</span> t<span class="Delimiter">;</span> time<span class="Delimiter">(</span>&amp;t<span class="Delimiter">);</span>
+  time_t t<span class="Delimiter">;</span> time<span class="Delimiter">(</span>&amp;t<span class="Delimiter">);</span>
   cerr &lt;&lt; <span class="Constant">&quot;C tests: &quot;</span> &lt;&lt; ctime<span class="Delimiter">(</span>&amp;t<span class="Delimiter">);</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> i=<span class="Constant">0</span><span class="Delimiter">;</span> i &lt; <span class="Normal">sizeof</span><span class="Delimiter">(</span>Tests<span class="Delimiter">)</span>/<span class="Normal">sizeof</span><span class="Delimiter">(</span>Tests[<span class="Constant">0</span>]<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>size_t i=<span class="Constant">0</span><span class="Delimiter">;</span> i &lt; sizeof<span class="Delimiter">(</span>Tests<span class="Delimiter">)</span>/sizeof<span class="Delimiter">(</span>Tests[<span class="Constant">0</span>]<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; i &lt;&lt; '\n'; //? 2</span>
     run_test<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// End Tests</span>
   cerr &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Num_failures &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Num_failures &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     cerr &lt;&lt; Num_failures &lt;&lt; <span class="Constant">&quot; failure&quot;</span>
          &lt;&lt; <span class="Delimiter">(</span>Num_failures &gt; <span class="Constant">1</span> ? <span class="Constant">&quot;s&quot;</span> : <span class="Constant">&quot;&quot;</span><span class="Delimiter">)</span>
          &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
@@ -103,8 +102,8 @@ Passed = <span class="Constant">true</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> run_test<span class="Delimiter">(</span><span class="Normal">size_t</span> i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>i &gt;= <span class="Normal">sizeof</span><span class="Delimiter">(</span>Tests<span class="Delimiter">)</span>/<span class="Normal">sizeof</span><span class="Delimiter">(</span>Tests[<span class="Constant">0</span>]<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+void run_test<span class="Delimiter">(</span>size_t i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>i &gt;= sizeof<span class="Delimiter">(</span>Tests<span class="Delimiter">)</span>/sizeof<span class="Delimiter">(</span>Tests[<span class="Constant">0</span>]<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     cerr &lt;&lt; <span class="Constant">&quot;no test &quot;</span> &lt;&lt; i &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
     <span class="Identifier">return</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -112,22 +111,34 @@ Passed = <span class="Constant">true</span><span class="Delimiter">;</span>
   <span class="Comment">// End Test Setup</span>
   <span class="Delimiter">(</span>*Tests[i]<span class="Delimiter">)();</span>
   teardown<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Passed<span class="Delimiter">)</span> cerr &lt;&lt; <span class="Constant">&quot;.&quot;</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>Passed<span class="Delimiter">)</span> cerr &lt;&lt; <span class="Constant">&quot;.&quot;</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> is_integer<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Identifier">return</span> s<span class="Delimiter">.</span>find_first_not_of<span class="Delimiter">(</span><span class="Constant">&quot;0123456789-&quot;</span><span class="Delimiter">)</span> == string::npos<span class="Delimiter">;</span>
+bool is_integer<span class="Delimiter">(</span>const string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  <span class="Identifier">return</span> s<span class="Delimiter">.</span>find_first_not_of<span class="Delimiter">(</span><span class="Constant">&quot;0123456789-&quot;</span><span class="Delimiter">)</span> == string::npos
+      &amp;&amp; s<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">'-'</span><span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">)</span> == string::npos
+      &amp;&amp; s<span class="Delimiter">.</span>find_first_of<span class="Delimiter">(</span><span class="Constant">&quot;0123456789&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> to_integer<span class="Delimiter">(</span>string n<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">char</span>* end = <span class="Constant">NULL</span><span class="Delimiter">;</span>
+long long int to_integer<span class="Delimiter">(</span>string n<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  char* end = <span class="Constant">NULL</span><span class="Delimiter">;</span>
   <span class="Comment">// safe because string.c_str() is guaranteed to be null-terminated</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = strtoll<span class="Delimiter">(</span>n<span class="Delimiter">.</span>c_str<span class="Delimiter">(),</span> &amp;end<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">any base</span><span class="Comment">*/</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>*end != <span class="cSpecial">'\0'</span><span class="Delimiter">)</span> cerr &lt;&lt; <span class="Constant">&quot;tried to convert &quot;</span> &lt;&lt; n &lt;&lt; <span class="Constant">&quot; to number</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
+  long long int result = strtoll<span class="Delimiter">(</span>n<span class="Delimiter">.</span>c_str<span class="Delimiter">(),</span> &amp;end<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">any base</span><span class="Comment">*/</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>*end != <span class="cSpecial">'\0'</span><span class="Delimiter">)</span> cerr &lt;&lt; <span class="Constant">&quot;tried to convert &quot;</span> &lt;&lt; n &lt;&lt; <span class="Constant">&quot; to number</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
   assert<span class="Delimiter">(</span>*end == <span class="cSpecial">'\0'</span><span class="Delimiter">);</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
+void test_is_integer<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+  CHECK<span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span><span class="Constant">&quot;1234&quot;</span><span class="Delimiter">));</span>
+  CHECK<span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span><span class="Constant">&quot;-1&quot;</span><span class="Delimiter">));</span>
+  CHECK<span class="Delimiter">(</span>!is_integer<span class="Delimiter">(</span><span class="Constant">&quot;234.0&quot;</span><span class="Delimiter">));</span>
+  CHECK<span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span><span class="Constant">&quot;-567&quot;</span><span class="Delimiter">));</span>
+  CHECK<span class="Delimiter">(</span>!is_integer<span class="Delimiter">(</span><span class="Constant">&quot;89-0&quot;</span><span class="Delimiter">));</span>
+  CHECK<span class="Delimiter">(</span>!is_integer<span class="Delimiter">(</span><span class="Constant">&quot;-&quot;</span><span class="Delimiter">));</span>
+  CHECK<span class="Delimiter">(</span>!is_integer<span class="Delimiter">(</span><span class="Constant">&quot;1e3&quot;</span><span class="Delimiter">));</span>  <span class="Comment">// not supported</span>
+<span class="Delimiter">}</span>
+
 <span class="Delimiter">:(before &quot;End Includes&quot;)</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;cstdlib&gt;</span>
 </pre>
diff --git a/html/003trace.cc.html b/html/003trace.cc.html
index 6894ecfc..6209ed7b 100644
--- a/html/003trace.cc.html
+++ b/html/003trace.cc.html
@@ -13,14 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
 .PreProc { color: #c000c0; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .CommentedCode { color: #6c6c6c; }
-.Identifier { color: #804000; }
 -->
 </style>
 
@@ -115,64 +114,64 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Comment">// End Tracing  // hack to ensure most code in this layer comes before anything else</span>
 
 <span class="Delimiter">:(before &quot;End Tracing&quot;)</span>
-<span class="Normal">bool</span> Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
+bool Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
 <span class="CommentedCode">//? cerr &lt;&lt; &quot;AAA setup\n&quot;; //? 2</span>
 Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
 
 <span class="Delimiter">:(before &quot;End Types&quot;)</span>
-<span class="Normal">struct</span> trace_line <span class="Delimiter">{</span>
-  <span class="Normal">int</span> depth<span class="Delimiter">;</span>  <span class="Comment">// optional field just to help browse traces later</span>
+struct trace_line <span class="Delimiter">{</span>
+  int depth<span class="Delimiter">;</span>  <span class="Comment">// optional field just to help browse traces later</span>
   string label<span class="Delimiter">;</span>
   string contents<span class="Delimiter">;</span>
   trace_line<span class="Delimiter">(</span>string l<span class="Delimiter">,</span> string c<span class="Delimiter">)</span> :depth<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> label<span class="Delimiter">(</span>l<span class="Delimiter">),</span> contents<span class="Delimiter">(</span>c<span class="Delimiter">)</span> <span class="Delimiter">{}</span>
-  trace_line<span class="Delimiter">(</span><span class="Normal">int</span> d<span class="Delimiter">,</span> string l<span class="Delimiter">,</span> string c<span class="Delimiter">)</span> :depth<span class="Delimiter">(</span>d<span class="Delimiter">),</span> label<span class="Delimiter">(</span>l<span class="Delimiter">),</span> contents<span class="Delimiter">(</span>c<span class="Delimiter">)</span> <span class="Delimiter">{}</span>
+  trace_line<span class="Delimiter">(</span>int d<span class="Delimiter">,</span> string l<span class="Delimiter">,</span> string c<span class="Delimiter">)</span> :depth<span class="Delimiter">(</span>d<span class="Delimiter">),</span> label<span class="Delimiter">(</span>l<span class="Delimiter">),</span> contents<span class="Delimiter">(</span>c<span class="Delimiter">)</span> <span class="Delimiter">{}</span>
 <span class="Delimiter">};</span>
 
 <span class="Delimiter">:(before &quot;End Tracing&quot;)</span>
-<span class="Normal">struct</span> trace_stream <span class="Delimiter">{</span>
+struct trace_stream <span class="Delimiter">{</span>
   vector&lt;trace_line&gt; past_lines<span class="Delimiter">;</span>
   <span class="Comment">// accumulator for current line</span>
   ostringstream* curr_stream<span class="Delimiter">;</span>
   string curr_layer<span class="Delimiter">;</span>
-  <span class="Normal">int</span> curr_depth<span class="Delimiter">;</span>
+  int curr_depth<span class="Delimiter">;</span>
   string dump_layer<span class="Delimiter">;</span>
   set&lt;string&gt; collect_layers<span class="Delimiter">;</span>  <span class="Comment">// if not empty, ignore all absent layers</span>
   ofstream null_stream<span class="Delimiter">;</span>  <span class="Comment">// never opens a file, so writes silently fail</span>
   trace_stream<span class="Delimiter">()</span> :curr_stream<span class="Delimiter">(</span><span class="Constant">NULL</span><span class="Delimiter">),</span> curr_depth<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{}</span>
-  ~trace_stream<span class="Delimiter">()</span> <span class="Delimiter">{</span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr_stream<span class="Delimiter">)</span> <span class="Normal">delete</span> curr_stream<span class="Delimiter">;</span> <span class="Delimiter">}</span>
+  ~trace_stream<span class="Delimiter">()</span> <span class="Delimiter">{</span> if <span class="Delimiter">(</span>curr_stream<span class="Delimiter">)</span> delete curr_stream<span class="Delimiter">;</span> <span class="Delimiter">}</span>
 
   ostream&amp; stream<span class="Delimiter">(</span>string layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     <span class="Identifier">return</span> stream<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> layer<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
 
-  ostream&amp; stream<span class="Delimiter">(</span><span class="Normal">int</span> depth<span class="Delimiter">,</span> string layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!is_collecting<span class="Delimiter">(</span>layer<span class="Delimiter">))</span> <span class="Identifier">return</span> null_stream<span class="Delimiter">;</span>
-    curr_stream = <span class="Normal">new</span> ostringstream<span class="Delimiter">;</span>
+  ostream&amp; stream<span class="Delimiter">(</span>int depth<span class="Delimiter">,</span> string layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!is_collecting<span class="Delimiter">(</span>layer<span class="Delimiter">))</span> <span class="Identifier">return</span> null_stream<span class="Delimiter">;</span>
+    curr_stream = new ostringstream<span class="Delimiter">;</span>
     curr_layer = layer<span class="Delimiter">;</span>
     curr_depth = depth<span class="Delimiter">;</span>
     <span class="Identifier">return</span> *curr_stream<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
 
-  <span class="Normal">bool</span> is_collecting<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  bool is_collecting<span class="Delimiter">(</span>const string&amp; layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     <span class="Identifier">return</span> collect_layers<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || collect_layers<span class="Delimiter">.</span>find<span class="Delimiter">(</span>layer<span class="Delimiter">)</span> != collect_layers<span class="Delimiter">.</span>end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 
-  <span class="Normal">bool</span> is_narrowly_collecting<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  bool is_narrowly_collecting<span class="Delimiter">(</span>const string&amp; layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     <span class="Identifier">return</span> collect_layers<span class="Delimiter">.</span>find<span class="Delimiter">(</span>layer<span class="Delimiter">)</span> != collect_layers<span class="Delimiter">.</span>end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 
   <span class="Comment">// be sure to call this before messing with curr_stream or curr_layer</span>
-  <span class="Normal">void</span> newline<span class="Delimiter">()</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!curr_stream<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+  void newline<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!curr_stream<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
     string curr_contents = curr_stream<span class="Delimiter">-&gt;</span>str<span class="Delimiter">();</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>curr_contents<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>curr_contents<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
     past_lines<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>trace_line<span class="Delimiter">(</span>curr_depth<span class="Delimiter">,</span> trim<span class="Delimiter">(</span>curr_layer<span class="Delimiter">),</span> curr_contents<span class="Delimiter">));</span>  <span class="Comment">// preserve indent in contents</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>curr_layer == dump_layer || curr_layer == <span class="Constant">&quot;dump&quot;</span> || dump_layer == <span class="Constant">&quot;all&quot;</span> ||
+    if <span class="Delimiter">(</span>curr_layer == dump_layer || curr_layer == <span class="Constant">&quot;dump&quot;</span> || dump_layer == <span class="Constant">&quot;all&quot;</span> ||
         <span class="Delimiter">(</span>!Hide_warnings &amp;&amp; curr_layer == <span class="Constant">&quot;warn&quot;</span><span class="Delimiter">))</span>
 <span class="CommentedCode">//?     if (dump_layer == &quot;all&quot; &amp;&amp; (Current_routine-&gt;id == 3 || curr_layer == &quot;schedule&quot;)) //? 1</span>
       cerr &lt;&lt; curr_layer &lt;&lt; <span class="Constant">&quot;: &quot;</span> &lt;&lt; curr_contents &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
-    <span class="Normal">delete</span> curr_stream<span class="Delimiter">;</span>
+    delete curr_stream<span class="Delimiter">;</span>
     curr_stream = <span class="Constant">NULL</span><span class="Delimiter">;</span>
     curr_layer<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
     curr_depth = <span class="Constant">0</span><span class="Delimiter">;</span>
@@ -182,9 +181,9 @@ Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</sp
   string readable_contents<span class="Delimiter">(</span>string layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>  <span class="Comment">// missing layer = everything</span>
     ostringstream output<span class="Delimiter">;</span>
     layer = trim<span class="Delimiter">(</span>layer<span class="Delimiter">);</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span>vector&lt;trace_line&gt;::iterator p = past_lines<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != past_lines<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>layer<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || layer == p<span class="Delimiter">-&gt;</span>label<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>depth<span class="Delimiter">)</span>
+    for <span class="Delimiter">(</span>vector&lt;trace_line&gt;::iterator p = past_lines<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != past_lines<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span>
+      if <span class="Delimiter">(</span>layer<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || layer == p<span class="Delimiter">-&gt;</span>label<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+        if <span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>depth<span class="Delimiter">)</span>
           output &lt;&lt; std::setw<span class="Delimiter">(</span><span class="Constant">4</span><span class="Delimiter">)</span> &lt;&lt; p<span class="Delimiter">-&gt;</span>depth &lt;&lt; <span class="Constant">' '</span><span class="Delimiter">;</span>
         output &lt;&lt; p<span class="Delimiter">-&gt;</span>label &lt;&lt; <span class="Constant">&quot;: &quot;</span> &lt;&lt; p<span class="Delimiter">-&gt;</span>contents &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
@@ -203,34 +202,34 @@ trace_stream* Trace_stream = <span class="Constant">NULL</span><span class="Deli
 <span class="PreProc">#define raise  ((!Trace_stream || !Hide_warnings) ? (tb_shutdown()</span><span class="Delimiter">,</span><span class="PreProc">cerr) </span><span class="Comment">/*</span><span class="Comment">do print</span><span class="Comment">*/</span><span class="PreProc"> : Trace_stream</span><span class="Delimiter">-&gt;</span><span class="PreProc">stream(</span><span class="Constant">&quot;warn&quot;</span><span class="PreProc">))</span>
 
 <span class="Delimiter">:(before &quot;End Types&quot;)</span>
-<span class="Normal">struct</span> end <span class="Delimiter">{};</span>
+struct end <span class="Delimiter">{};</span>
 <span class="Delimiter">:(before &quot;End Tracing&quot;)</span>
-ostream&amp; <span class="Normal">operator</span>&lt;&lt;<span class="Delimiter">(</span>ostream&amp; os<span class="Delimiter">,</span> unused end<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">)</span> Trace_stream<span class="Delimiter">-&gt;</span>newline<span class="Delimiter">();</span>
+ostream&amp; operator&lt;&lt;<span class="Delimiter">(</span>ostream&amp; os<span class="Delimiter">,</span> unused end<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">)</span> Trace_stream<span class="Delimiter">-&gt;</span>newline<span class="Delimiter">();</span>
   <span class="Identifier">return</span> os<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="PreProc">#define CLEAR_TRACE  </span><span class="Normal">delete</span><span class="PreProc"> Trace_stream</span><span class="Delimiter">,</span><span class="PreProc"> Trace_stream = </span><span class="Normal">new</span><span class="PreProc"> trace_stream</span><span class="Delimiter">;</span>
+<span class="PreProc">#define CLEAR_TRACE  </span>delete<span class="PreProc"> Trace_stream</span><span class="Delimiter">,</span><span class="PreProc"> Trace_stream = </span>new<span class="PreProc"> trace_stream</span><span class="Delimiter">;</span>
 
-<span class="PreProc">#define DUMP(layer)  </span><span class="Normal">if</span><span class="PreProc"> (Trace_stream) cerr &lt;&lt; Trace_stream</span><span class="Delimiter">-&gt;</span><span class="PreProc">readable_contents(layer)</span><span class="Delimiter">;</span>
+<span class="PreProc">#define DUMP(layer)  </span>if<span class="PreProc"> (Trace_stream) cerr &lt;&lt; Trace_stream</span><span class="Delimiter">-&gt;</span><span class="PreProc">readable_contents(layer)</span><span class="Delimiter">;</span>
 
 <span class="Comment">// All scenarios save their traces in the repo, just like code. This gives</span>
 <span class="Comment">// future readers more meat when they try to make sense of a new project.</span>
-<span class="Normal">static</span> string Trace_dir = <span class="Constant">&quot;.traces/&quot;</span><span class="Delimiter">;</span>
+static string Trace_dir = <span class="Constant">&quot;.traces/&quot;</span><span class="Delimiter">;</span>
 string Trace_file<span class="Delimiter">;</span>
 
 <span class="Comment">// Trace_stream is a resource, lease_tracer uses RAII to manage it.</span>
-<span class="Normal">struct</span> lease_tracer <span class="Delimiter">{</span>
-  lease_tracer<span class="Delimiter">()</span> <span class="Delimiter">{</span> Trace_stream = <span class="Normal">new</span> trace_stream<span class="Delimiter">;</span> <span class="Delimiter">}</span>
+struct lease_tracer <span class="Delimiter">{</span>
+  lease_tracer<span class="Delimiter">()</span> <span class="Delimiter">{</span> Trace_stream = new trace_stream<span class="Delimiter">;</span> <span class="Delimiter">}</span>
   ~lease_tracer<span class="Delimiter">()</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;write to file? &quot; &lt;&lt; Trace_file &lt;&lt; &quot;$\n&quot;; //? 2</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!Trace_file<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!Trace_file<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;writing\n&quot;; //? 2</span>
       ofstream fout<span class="Delimiter">((</span>Trace_dir+Trace_file<span class="Delimiter">).</span>c_str<span class="Delimiter">());</span>
       fout &lt;&lt; Trace_stream<span class="Delimiter">-&gt;</span>readable_contents<span class="Delimiter">(</span><span class="Constant">&quot;&quot;</span><span class="Delimiter">);</span>
       fout<span class="Delimiter">.</span>close<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">delete</span> Trace_stream<span class="Delimiter">,</span> Trace_stream = <span class="Constant">NULL</span><span class="Delimiter">,</span> Trace_file = <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
+    delete Trace_stream<span class="Delimiter">,</span> Trace_stream = <span class="Constant">NULL</span><span class="Delimiter">,</span> Trace_file = <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">};</span>
 
@@ -242,47 +241,47 @@ START_TRACING_UNTIL_END_OF_SCOPE
 <span class="PreProc">#define CHECK_TRACE_CONTENTS(</span><span class="Delimiter">...</span><span class="PreProc">)  check_trace_contents(__FUNCTION__</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Constant">__FILE__</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Constant">__LINE__</span><span class="Delimiter">,</span><span class="PreProc"> __VA_ARGS__)</span>
 
 <span class="Delimiter">:(before &quot;End Tracing&quot;)</span>
-<span class="Normal">bool</span> check_trace_contents<span class="Delimiter">(</span>string FUNCTION<span class="Delimiter">,</span> string <span class="Normal">FILE</span><span class="Delimiter">,</span> <span class="Normal">int</span> LINE<span class="Delimiter">,</span> string expected<span class="Delimiter">)</span> <span class="Delimiter">{</span>  <span class="Comment">// missing layer == anywhere</span>
+bool check_trace_contents<span class="Delimiter">(</span>string FUNCTION<span class="Delimiter">,</span> string FILE<span class="Delimiter">,</span> int LINE<span class="Delimiter">,</span> string expected<span class="Delimiter">)</span> <span class="Delimiter">{</span>  <span class="Comment">// missing layer == anywhere</span>
   vector&lt;string&gt; expected_lines = split<span class="Delimiter">(</span>expected<span class="Delimiter">,</span> <span class="Constant">&quot;^D&quot;</span><span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> curr_expected_line = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>curr_expected_line &lt; SIZE<span class="Delimiter">(</span>expected_lines<span class="Delimiter">)</span> &amp;&amp; expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">).</span>empty<span class="Delimiter">())</span>
+  long long int curr_expected_line = <span class="Constant">0</span><span class="Delimiter">;</span>
+  while <span class="Delimiter">(</span>curr_expected_line &lt; SIZE<span class="Delimiter">(</span>expected_lines<span class="Delimiter">)</span> &amp;&amp; expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">).</span>empty<span class="Delimiter">())</span>
     ++curr_expected_line<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>curr_expected_line == SIZE<span class="Delimiter">(</span>expected_lines<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>curr_expected_line == SIZE<span class="Delimiter">(</span>expected_lines<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
   string layer<span class="Delimiter">,</span> contents<span class="Delimiter">;</span>
   split_layer_contents<span class="Delimiter">(</span>expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">),</span> &amp;layer<span class="Delimiter">,</span> &amp;contents<span class="Delimiter">);</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>vector&lt;trace_line&gt;::iterator p = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>vector&lt;trace_line&gt;::iterator p = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;AAA &quot; &lt;&lt; layer &lt;&lt; ' ' &lt;&lt; p-&gt;label &lt;&lt; '\n'; //? 1</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>layer != p<span class="Delimiter">-&gt;</span>label<span class="Delimiter">)</span>
+    if <span class="Delimiter">(</span>layer != p<span class="Delimiter">-&gt;</span>label<span class="Delimiter">)</span>
       <span class="Identifier">continue</span><span class="Delimiter">;</span>
 
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;BBB ^&quot; &lt;&lt; contents &lt;&lt; &quot;$ ^&quot; &lt;&lt; p-&gt;contents &lt;&lt; &quot;$\n&quot;; //? 1</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>contents != trim<span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>contents<span class="Delimiter">))</span>
+    if <span class="Delimiter">(</span>contents != trim<span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>contents<span class="Delimiter">))</span>
       <span class="Identifier">continue</span><span class="Delimiter">;</span>
 
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;CCC\n&quot;; //? 1</span>
     ++curr_expected_line<span class="Delimiter">;</span>
-    <span class="Normal">while</span> <span class="Delimiter">(</span>curr_expected_line &lt; SIZE<span class="Delimiter">(</span>expected_lines<span class="Delimiter">)</span> &amp;&amp; expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">).</span>empty<span class="Delimiter">())</span>
+    while <span class="Delimiter">(</span>curr_expected_line &lt; SIZE<span class="Delimiter">(</span>expected_lines<span class="Delimiter">)</span> &amp;&amp; expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">).</span>empty<span class="Delimiter">())</span>
       ++curr_expected_line<span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>curr_expected_line == SIZE<span class="Delimiter">(</span>expected_lines<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>curr_expected_line == SIZE<span class="Delimiter">(</span>expected_lines<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
     split_layer_contents<span class="Delimiter">(</span>expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">),</span> &amp;layer<span class="Delimiter">,</span> &amp;contents<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
 
   ++Num_failures<span class="Delimiter">;</span>
-  cerr &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">F - &quot;</span> &lt;&lt; FUNCTION &lt;&lt; <span class="Constant">&quot;(&quot;</span> &lt;&lt; <span class="Normal">FILE</span> &lt;&lt; <span class="Constant">&quot;:&quot;</span> &lt;&lt; LINE &lt;&lt; <span class="Constant">&quot;): missing [&quot;</span> &lt;&lt; contents &lt;&lt; <span class="Constant">&quot;] in trace:</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
+  cerr &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">F - &quot;</span> &lt;&lt; FUNCTION &lt;&lt; <span class="Constant">&quot;(&quot;</span> &lt;&lt; FILE &lt;&lt; <span class="Constant">&quot;:&quot;</span> &lt;&lt; LINE &lt;&lt; <span class="Constant">&quot;): missing [&quot;</span> &lt;&lt; contents &lt;&lt; <span class="Constant">&quot;] in trace:</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
   DUMP<span class="Delimiter">(</span>layer<span class="Delimiter">);</span>
 <span class="CommentedCode">//?   exit(0); //? 1</span>
   Passed = <span class="Constant">false</span><span class="Delimiter">;</span>
   <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> split_layer_contents<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; s<span class="Delimiter">,</span> string* layer<span class="Delimiter">,</span> string* contents<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">static</span> <span class="Normal">const</span> string delim<span class="Delimiter">(</span><span class="Constant">&quot;: &quot;</span><span class="Delimiter">);</span>
-  <span class="Normal">size_t</span> pos = s<span class="Delimiter">.</span>find<span class="Delimiter">(</span>delim<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>pos == string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void split_layer_contents<span class="Delimiter">(</span>const string&amp; s<span class="Delimiter">,</span> string* layer<span class="Delimiter">,</span> string* contents<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  static const string delim<span class="Delimiter">(</span><span class="Constant">&quot;: &quot;</span><span class="Delimiter">);</span>
+  size_t pos = s<span class="Delimiter">.</span>find<span class="Delimiter">(</span>delim<span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>pos == string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     *layer = <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
     *contents = trim<span class="Delimiter">(</span>s<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Delimiter">{</span>
+  else <span class="Delimiter">{</span>
     *layer = trim<span class="Delimiter">(</span>s<span class="Delimiter">.</span>substr<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> pos<span class="Delimiter">));</span>
     *contents = trim<span class="Delimiter">(</span>s<span class="Delimiter">.</span>substr<span class="Delimiter">(</span>pos+SIZE<span class="Delimiter">(</span>delim<span class="Delimiter">)));</span>
   <span class="Delimiter">}</span>
@@ -290,17 +289,17 @@ START_TRACING_UNTIL_END_OF_SCOPE
 
 ^L
 
-<span class="Normal">int</span> trace_count<span class="Delimiter">(</span>string layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+int trace_count<span class="Delimiter">(</span>string layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> trace_count<span class="Delimiter">(</span>layer<span class="Delimiter">,</span> <span class="Constant">&quot;&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">int</span> trace_count<span class="Delimiter">(</span>string layer<span class="Delimiter">,</span> string line<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">long</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>vector&lt;trace_line&gt;::iterator p = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>layer == p<span class="Delimiter">-&gt;</span>label<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+int trace_count<span class="Delimiter">(</span>string layer<span class="Delimiter">,</span> string line<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long result = <span class="Constant">0</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>vector&lt;trace_line&gt;::iterator p = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>layer == p<span class="Delimiter">-&gt;</span>label<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;a: &quot; &lt;&lt; line &lt;&lt; &quot;$\n&quot;; //? 1</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;b: &quot; &lt;&lt; trim(p-&gt;contents) &lt;&lt; &quot;$\n&quot;; //? 1</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>line == <span class="Constant">&quot;&quot;</span> || line == trim<span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>contents<span class="Delimiter">))</span>
+      if <span class="Delimiter">(</span>line == <span class="Constant">&quot;&quot;</span> || line == trim<span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>contents<span class="Delimiter">))</span>
         ++result<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
@@ -309,7 +308,7 @@ START_TRACING_UNTIL_END_OF_SCOPE
 
 <span class="PreProc">#define CHECK_TRACE_WARNS()  CHECK(trace_count(</span><span class="Constant">&quot;warn&quot;</span><span class="PreProc">) &gt; </span><span class="Constant">0</span><span class="PreProc">)</span>
 <span class="PreProc">#define CHECK_TRACE_DOESNT_WARN() \</span>
-<span class="PreProc">  </span><span class="Normal">if</span><span class="PreProc"> (trace_count(</span><span class="Constant">&quot;warn&quot;</span><span class="PreProc">) &gt; </span><span class="Constant">0</span><span class="PreProc">) </span><span class="Delimiter">{</span><span class="PreProc"> \</span>
+<span class="PreProc">  </span>if<span class="PreProc"> (trace_count(</span><span class="Constant">&quot;warn&quot;</span><span class="PreProc">) &gt; </span><span class="Constant">0</span><span class="PreProc">) </span><span class="Delimiter">{</span><span class="PreProc"> \</span>
 <span class="PreProc">    ++Num_failures</span><span class="Delimiter">;</span><span class="PreProc"> \</span>
 <span class="PreProc">    cerr &lt;&lt; </span><span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">F - &quot;</span><span class="PreProc"> &lt;&lt; __FUNCTION__ &lt;&lt; </span><span class="Constant">&quot;(&quot;</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">__FILE__</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">&quot;:&quot;</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">__LINE__</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">&quot;): unexpected warnings</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</span><span class="PreProc"> \</span>
 <span class="PreProc">    DUMP(</span><span class="Constant">&quot;warn&quot;</span><span class="PreProc">)</span><span class="Delimiter">;</span><span class="PreProc"> \</span>
@@ -317,11 +316,11 @@ START_TRACING_UNTIL_END_OF_SCOPE
 <span class="PreProc">    </span><span class="Identifier">return</span><span class="Delimiter">;</span><span class="PreProc"> \</span>
 <span class="PreProc">  </span><span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> trace_doesnt_contain<span class="Delimiter">(</span>string layer<span class="Delimiter">,</span> string line<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+bool trace_doesnt_contain<span class="Delimiter">(</span>string layer<span class="Delimiter">,</span> string line<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> trace_count<span class="Delimiter">(</span>layer<span class="Delimiter">,</span> line<span class="Delimiter">)</span> == <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> trace_doesnt_contain<span class="Delimiter">(</span>string expected<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+bool trace_doesnt_contain<span class="Delimiter">(</span>string expected<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   vector&lt;string&gt; tmp = split<span class="Delimiter">(</span>expected<span class="Delimiter">,</span> <span class="Constant">&quot;: &quot;</span><span class="Delimiter">);</span>
   <span class="Identifier">return</span> trace_doesnt_contain<span class="Delimiter">(</span>tmp<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> tmp<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">));</span>
 <span class="Delimiter">}</span>
@@ -332,9 +331,9 @@ START_TRACING_UNTIL_END_OF_SCOPE
 
 vector&lt;string&gt; split<span class="Delimiter">(</span>string s<span class="Delimiter">,</span> string delim<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   vector&lt;string&gt; result<span class="Delimiter">;</span>
-  <span class="Normal">size_t</span> begin=<span class="Constant">0</span><span class="Delimiter">,</span> end=s<span class="Delimiter">.</span>find<span class="Delimiter">(</span>delim<span class="Delimiter">);</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>end == string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  size_t begin=<span class="Constant">0</span><span class="Delimiter">,</span> end=s<span class="Delimiter">.</span>find<span class="Delimiter">(</span>delim<span class="Delimiter">);</span>
+  while <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>end == string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>string<span class="Delimiter">(</span>s<span class="Delimiter">,</span> begin<span class="Delimiter">,</span> string::npos<span class="Delimiter">));</span>
       <span class="Identifier">break</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
@@ -345,14 +344,14 @@ vector&lt;string&gt; split<span class="Delimiter">(</span>string s<span class="D
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-string trim<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+string trim<span class="Delimiter">(</span>const string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   string::const_iterator first = s<span class="Delimiter">.</span>begin<span class="Delimiter">();</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>first != s<span class="Delimiter">.</span>end<span class="Delimiter">()</span> &amp;&amp; isspace<span class="Delimiter">(</span>*first<span class="Delimiter">))</span>
+  while <span class="Delimiter">(</span>first != s<span class="Delimiter">.</span>end<span class="Delimiter">()</span> &amp;&amp; isspace<span class="Delimiter">(</span>*first<span class="Delimiter">))</span>
     ++first<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>first == s<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>first == s<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
 
   string::const_iterator last = --s<span class="Delimiter">.</span>end<span class="Delimiter">();</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>last != s<span class="Delimiter">.</span>begin<span class="Delimiter">()</span> &amp;&amp; isspace<span class="Delimiter">(</span>*last<span class="Delimiter">))</span>
+  while <span class="Delimiter">(</span>last != s<span class="Delimiter">.</span>begin<span class="Delimiter">()</span> &amp;&amp; isspace<span class="Delimiter">(</span>*last<span class="Delimiter">))</span>
     --last<span class="Delimiter">;</span>
   ++last<span class="Delimiter">;</span>
   <span class="Identifier">return</span> string<span class="Delimiter">(</span>first<span class="Delimiter">,</span> last<span class="Delimiter">);</span>
@@ -360,30 +359,30 @@ string trim<span class="Delimiter">(</span><span class="Normal">const</span> str
 
 <span class="Delimiter">:(before &quot;End Includes&quot;)</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;vector&gt;</span>
-<span class="Normal">using</span> std::vector<span class="Delimiter">;</span>
+using std::vector<span class="Delimiter">;</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;list&gt;</span>
-<span class="Normal">using</span> std::list<span class="Delimiter">;</span>
+using std::list<span class="Delimiter">;</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;map&gt;</span>
-<span class="Normal">using</span> std::map<span class="Delimiter">;</span>
+using std::map<span class="Delimiter">;</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;set&gt;</span>
-<span class="Normal">using</span> std::set<span class="Delimiter">;</span>
+using std::set<span class="Delimiter">;</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;algorithm&gt;</span>
 
 <span class="PreProc">#include</span><span class="Constant">&lt;iostream&gt;</span>
-<span class="Normal">using</span> std::istream<span class="Delimiter">;</span>
-<span class="Normal">using</span> std::ostream<span class="Delimiter">;</span>
-<span class="Normal">using</span> std::cin<span class="Delimiter">;</span>
-<span class="Normal">using</span> std::cout<span class="Delimiter">;</span>
-<span class="Normal">using</span> std::cerr<span class="Delimiter">;</span>
+using std::istream<span class="Delimiter">;</span>
+using std::ostream<span class="Delimiter">;</span>
+using std::cin<span class="Delimiter">;</span>
+using std::cout<span class="Delimiter">;</span>
+using std::cerr<span class="Delimiter">;</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;iomanip&gt;</span>
 
 <span class="PreProc">#include</span><span class="Constant">&lt;sstream&gt;</span>
-<span class="Normal">using</span> std::istringstream<span class="Delimiter">;</span>
-<span class="Normal">using</span> std::ostringstream<span class="Delimiter">;</span>
+using std::istringstream<span class="Delimiter">;</span>
+using std::ostringstream<span class="Delimiter">;</span>
 
 <span class="PreProc">#include</span><span class="Constant">&lt;fstream&gt;</span>
-<span class="Normal">using</span> std::ifstream<span class="Delimiter">;</span>
-<span class="Normal">using</span> std::ofstream<span class="Delimiter">;</span>
+using std::ifstream<span class="Delimiter">;</span>
+using std::ofstream<span class="Delimiter">;</span>
 
 <span class="PreProc">#include</span><span class="Constant">&quot;termbox/termbox.h&quot;</span>
 
@@ -394,18 +393,18 @@ string trim<span class="Delimiter">(</span><span class="Normal">const</span> str
 <span class="Comment">//:</span>
 <span class="Comment">//: Mu 'applications' will be able to use depths 1-99 as they like.</span>
 <span class="Comment">//: Depth 100 will be for scheduling (more on that later).</span>
-<span class="Normal">const</span> <span class="Normal">int</span> Scheduling_depth = <span class="Constant">100</span><span class="Delimiter">;</span>
+const int Scheduling_depth = <span class="Constant">100</span><span class="Delimiter">;</span>
 <span class="Comment">//: Primitive statements will occupy 101-9998</span>
-<span class="Normal">const</span> <span class="Normal">int</span> Initial_callstack_depth = <span class="Constant">101</span><span class="Delimiter">;</span>
-<span class="Normal">const</span> <span class="Normal">int</span> Max_callstack_depth = <span class="Constant">9998</span><span class="Delimiter">;</span>
+const int Initial_callstack_depth = <span class="Constant">101</span><span class="Delimiter">;</span>
+const int Max_callstack_depth = <span class="Constant">9998</span><span class="Delimiter">;</span>
 <span class="Comment">//: (ignore this until the call layer)</span>
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-<span class="Normal">int</span> Callstack_depth = <span class="Constant">0</span><span class="Delimiter">;</span>
+int Callstack_depth = <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
 Callstack_depth = <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="Comment">//: Finally, details of primitive mu statements will occupy depth 9999 (more on that later as well)</span>
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-<span class="Normal">const</span> <span class="Normal">int</span> Primitive_recipe_depth = <span class="Constant">9999</span><span class="Delimiter">;</span>
+const int Primitive_recipe_depth = <span class="Constant">9999</span><span class="Delimiter">;</span>
 <span class="Comment">//:</span>
 <span class="Comment">//: This framework should help us hide some details at each level, mixing</span>
 <span class="Comment">//: static ideas like layers with the dynamic notion of call-stack depth.</span>
diff --git a/html/003trace.test.cc.html b/html/003trace.test.cc.html
index 11f5060e..9c0a7982 100644
--- a/html/003trace.test.cc.html
+++ b/html/003trace.test.cc.html
@@ -13,9 +13,8 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.Constant { color: #00a0a0; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 -->
@@ -29,60 +28,60 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 </head>
 <body>
 <pre id='vimCodeElement'>
-<span class="Normal">void</span> test_trace_check_compares<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_trace_check_compares<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;foo&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   CHECK_TRACE_CONTENTS<span class="Delimiter">(</span><span class="Constant">&quot;test layer: foo&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_trace_check_ignores_other_layers<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_trace_check_ignores_other_layers<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;foo&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 2&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;bar&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   CHECK_TRACE_CONTENTS<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1: foo&quot;</span><span class="Delimiter">);</span>
   CHECK_TRACE_DOESNT_CONTAIN<span class="Delimiter">(</span><span class="Constant">&quot;test layer 2: foo&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_trace_check_ignores_other_lines<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_trace_check_ignores_other_lines<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;foo&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;bar&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   CHECK_TRACE_CONTENTS<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1: foo&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_trace_check_ignores_other_lines2<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_trace_check_ignores_other_lines2<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;foo&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;bar&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   CHECK_TRACE_CONTENTS<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1: bar&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_trace_ignores_trailing_whitespace<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_trace_ignores_trailing_whitespace<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;foo</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   CHECK_TRACE_CONTENTS<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1: foo&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_trace_ignores_trailing_whitespace2<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_trace_ignores_trailing_whitespace2<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;foo &quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   CHECK_TRACE_CONTENTS<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1: foo&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_trace_orders_across_layers<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_trace_orders_across_layers<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;foo&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 2&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;bar&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;qux&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   CHECK_TRACE_CONTENTS<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1: foo^Dtest layer 2: bar^Dtest layer 1: qux^D&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_trace_supports_count<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_trace_supports_count<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;foo&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;foo&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   CHECK_EQ<span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;foo&quot;</span><span class="Delimiter">),</span> <span class="Constant">2</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_trace_supports_count2<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_trace_supports_count2<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;foo&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;bar&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   CHECK_EQ<span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">),</span> <span class="Constant">2</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_trace_count_ignores_trailing_whitespace<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_trace_count_ignores_trailing_whitespace<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;foo</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   CHECK<span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span><span class="Constant">&quot;test layer 1&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;foo&quot;</span><span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
@@ -100,26 +99,26 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 
 <span class="Comment">// can't check trace because trace methods call 'split'</span>
 
-<span class="Normal">void</span> test_split_returns_at_least_one_elem<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_split_returns_at_least_one_elem<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   vector&lt;string&gt; result = split<span class="Delimiter">(</span><span class="Constant">&quot;&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;,&quot;</span><span class="Delimiter">);</span>
   CHECK_EQ<span class="Delimiter">(</span>result<span class="Delimiter">.</span>size<span class="Delimiter">(),</span> <span class="Constant">1</span><span class="Delimiter">);</span>
   CHECK_EQ<span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> <span class="Constant">&quot;&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_split_returns_entire_input_when_no_delim<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_split_returns_entire_input_when_no_delim<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   vector&lt;string&gt; result = split<span class="Delimiter">(</span><span class="Constant">&quot;abc&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;,&quot;</span><span class="Delimiter">);</span>
   CHECK_EQ<span class="Delimiter">(</span>result<span class="Delimiter">.</span>size<span class="Delimiter">(),</span> <span class="Constant">1</span><span class="Delimiter">);</span>
   CHECK_EQ<span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> <span class="Constant">&quot;abc&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_split_works<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_split_works<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   vector&lt;string&gt; result = split<span class="Delimiter">(</span><span class="Constant">&quot;abc,def&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;,&quot;</span><span class="Delimiter">);</span>
   CHECK_EQ<span class="Delimiter">(</span>result<span class="Delimiter">.</span>size<span class="Delimiter">(),</span> <span class="Constant">2</span><span class="Delimiter">);</span>
   CHECK_EQ<span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> <span class="Constant">&quot;abc&quot;</span><span class="Delimiter">);</span>
   CHECK_EQ<span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">),</span> <span class="Constant">&quot;def&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_split_works2<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_split_works2<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   vector&lt;string&gt; result = split<span class="Delimiter">(</span><span class="Constant">&quot;abc,def,ghi&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;,&quot;</span><span class="Delimiter">);</span>
   CHECK_EQ<span class="Delimiter">(</span>result<span class="Delimiter">.</span>size<span class="Delimiter">(),</span> <span class="Constant">3</span><span class="Delimiter">);</span>
   CHECK_EQ<span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> <span class="Constant">&quot;abc&quot;</span><span class="Delimiter">);</span>
@@ -127,7 +126,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
   CHECK_EQ<span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">),</span> <span class="Constant">&quot;ghi&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_split_handles_multichar_delim<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_split_handles_multichar_delim<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   vector&lt;string&gt; result = split<span class="Delimiter">(</span><span class="Constant">&quot;abc,,def,,ghi&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;,,&quot;</span><span class="Delimiter">);</span>
   CHECK_EQ<span class="Delimiter">(</span>result<span class="Delimiter">.</span>size<span class="Delimiter">(),</span> <span class="Constant">3</span><span class="Delimiter">);</span>
   CHECK_EQ<span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> <span class="Constant">&quot;abc&quot;</span><span class="Delimiter">);</span>
@@ -135,7 +134,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
   CHECK_EQ<span class="Delimiter">(</span>result<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">),</span> <span class="Constant">&quot;ghi&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> test_trim<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void test_trim<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   CHECK_EQ<span class="Delimiter">(</span>trim<span class="Delimiter">(</span><span class="Constant">&quot;&quot;</span><span class="Delimiter">),</span> <span class="Constant">&quot;&quot;</span><span class="Delimiter">);</span>
   CHECK_EQ<span class="Delimiter">(</span>trim<span class="Delimiter">(</span><span class="Constant">&quot; &quot;</span><span class="Delimiter">),</span> <span class="Constant">&quot;&quot;</span><span class="Delimiter">);</span>
   CHECK_EQ<span class="Delimiter">(</span>trim<span class="Delimiter">(</span><span class="Constant">&quot;  &quot;</span><span class="Delimiter">),</span> <span class="Constant">&quot;&quot;</span><span class="Delimiter">);</span>
diff --git a/html/010vm.cc.html b/html/010vm.cc.html
index 48374903..45e698f0 100644
--- a/html/010vm.cc.html
+++ b/html/010vm.cc.html
@@ -13,15 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.SalientComment { color: #00ffff; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
+.Identifier { color: #804000; }
 .PreProc { color: #c000c0; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
+.SalientComment { color: #00ffff; }
 .CommentedCode { color: #6c6c6c; }
-.Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -46,12 +45,12 @@ recipe_ordinal Next_recipe_ordinal = <span class="Constant">1</span><span class=
 <span class="Comment">//: adding two phone numbers is meaningless. Here each recipe does something</span>
 <span class="Comment">//: incommensurable with any other recipe.</span>
 <span class="Delimiter">:(after &quot;Types&quot;)</span>
-<span class="Normal">typedef</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> recipe_ordinal<span class="Delimiter">;</span>
+typedef long long int recipe_ordinal<span class="Delimiter">;</span>
 
 <span class="Delimiter">:(before &quot;End Types&quot;)</span>
 <span class="Comment">// Recipes are lists of instructions. To perform or 'run' a recipe, the</span>
 <span class="Comment">// computer runs its instructions.</span>
-<span class="Normal">struct</span> recipe <span class="Delimiter">{</span>
+struct recipe <span class="Delimiter">{</span>
   string name<span class="Delimiter">;</span>
   vector&lt;instruction&gt; steps<span class="Delimiter">;</span>
   <span class="Comment">// End recipe Fields</span>
@@ -63,8 +62,8 @@ recipe_ordinal Next_recipe_ordinal = <span class="Constant">1</span><span class=
 <span class="Comment">// or just a single 'label' starting with a non-alphanumeric character</span>
 <span class="Comment">//   +label</span>
 <span class="Comment">// Labels don't do anything, they're just waypoints.</span>
-<span class="Normal">struct</span> instruction <span class="Delimiter">{</span>
-  <span class="Normal">bool</span> is_label<span class="Delimiter">;</span>
+struct instruction <span class="Delimiter">{</span>
+  bool is_label<span class="Delimiter">;</span>
   string label<span class="Delimiter">;</span>  <span class="Comment">// only if is_label</span>
   string name<span class="Delimiter">;</span>  <span class="Comment">// only if !is_label</span>
   recipe_ordinal operation<span class="Delimiter">;</span>  <span class="Comment">// Recipe_ordinal[name]</span>
@@ -72,8 +71,8 @@ recipe_ordinal Next_recipe_ordinal = <span class="Constant">1</span><span class=
   vector&lt;reagent&gt; products<span class="Delimiter">;</span>  <span class="Comment">// only if !is_label</span>
   <span class="Comment">// End instruction Fields</span>
   instruction<span class="Delimiter">();</span>
-  <span class="Normal">void</span> clear<span class="Delimiter">();</span>
-  string to_string<span class="Delimiter">()</span> <span class="Normal">const</span><span class="Delimiter">;</span>
+  void clear<span class="Delimiter">();</span>
+  string to_string<span class="Delimiter">()</span> const<span class="Delimiter">;</span>
 <span class="Delimiter">};</span>
 
 <span class="Delimiter">:(before &quot;struct instruction&quot;)</span>
@@ -81,27 +80,27 @@ recipe_ordinal Next_recipe_ordinal = <span class="Constant">1</span><span class=
 <span class="Comment">// either to numbers or to locations in memory along with 'type' tags telling</span>
 <span class="Comment">// us how to interpret them. They also can contain arbitrary other lists of</span>
 <span class="Comment">// properties besides types, but we're getting ahead of ourselves.</span>
-<span class="Normal">struct</span> reagent <span class="Delimiter">{</span>
+struct reagent <span class="Delimiter">{</span>
   string original_string<span class="Delimiter">;</span>
   vector&lt;pair&lt;string<span class="Delimiter">,</span> vector&lt;string&gt; &gt; &gt; properties<span class="Delimiter">;</span>
   string name<span class="Delimiter">;</span>
-  <span class="Normal">double</span> value<span class="Delimiter">;</span>
-  <span class="Normal">bool</span> initialized<span class="Delimiter">;</span>
+  double value<span class="Delimiter">;</span>
+  bool initialized<span class="Delimiter">;</span>
   vector&lt;type_ordinal&gt; types<span class="Delimiter">;</span>
   reagent<span class="Delimiter">(</span>string s<span class="Delimiter">);</span>
   reagent<span class="Delimiter">();</span>
-  <span class="Normal">void</span> set_value<span class="Delimiter">(</span><span class="Normal">double</span> v<span class="Delimiter">)</span> <span class="Delimiter">{</span> value = v<span class="Delimiter">;</span> initialized = <span class="Constant">true</span><span class="Delimiter">;</span> <span class="Delimiter">}</span>
-  string to_string<span class="Delimiter">()</span> <span class="Normal">const</span><span class="Delimiter">;</span>
+  void set_value<span class="Delimiter">(</span>double v<span class="Delimiter">)</span> <span class="Delimiter">{</span> value = v<span class="Delimiter">;</span> initialized = <span class="Constant">true</span><span class="Delimiter">;</span> <span class="Delimiter">}</span>
+  string to_string<span class="Delimiter">()</span> const<span class="Delimiter">;</span>
 <span class="Delimiter">};</span>
 
 <span class="Delimiter">:(before &quot;struct reagent&quot;)</span>
-<span class="Normal">struct</span> property <span class="Delimiter">{</span>
+struct property <span class="Delimiter">{</span>
   vector&lt;string&gt; values<span class="Delimiter">;</span>
 <span class="Delimiter">};</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
 <span class="Comment">// Locations refer to a common 'memory'. Each location can store a number.</span>
-map&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span><span class="Delimiter">,</span> <span class="Normal">double</span>&gt; Memory<span class="Delimiter">;</span>
+map&lt;long long int<span class="Delimiter">,</span> double&gt; Memory<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
 Memory<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 
@@ -114,13 +113,13 @@ Memory<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 <span class="Comment">// Unlike most computers today, mu stores types in a single big table, shared</span>
 <span class="Comment">// by all the mu programs on the computer. This is useful in providing a</span>
 <span class="Comment">// seamless experience to help understand arbitrary mu programs.</span>
-<span class="Normal">typedef</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> type_ordinal<span class="Delimiter">;</span>
+typedef long long int type_ordinal<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
 map&lt;string<span class="Delimiter">,</span> type_ordinal&gt; Type_ordinal<span class="Delimiter">;</span>
 map&lt;type_ordinal<span class="Delimiter">,</span> type_info&gt; Type<span class="Delimiter">;</span>
 type_ordinal Next_type_ordinal = <span class="Constant">1</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> setup_types<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void setup_types<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   Type<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>  Type_ordinal<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
   Type_ordinal[<span class="Constant">&quot;literal&quot;</span>] = <span class="Constant">0</span><span class="Delimiter">;</span>
   Next_type_ordinal = <span class="Constant">1</span><span class="Delimiter">;</span>
@@ -154,23 +153,23 @@ setup_types<span class="Delimiter">();</span>
 <span class="Comment">// container, but if bank accounts may be either for individuals or groups,</span>
 <span class="Comment">// with different properties for each, that may require an exclusive container</span>
 <span class="Comment">// whose variants are individual-account and joint-account containers.</span>
-<span class="Normal">enum</span> kind_of_type <span class="Delimiter">{</span>
+enum kind_of_type <span class="Delimiter">{</span>
   primitive<span class="Delimiter">,</span>
   container<span class="Delimiter">,</span>
   exclusive_container
 <span class="Delimiter">};</span>
 
-<span class="Normal">struct</span> type_info <span class="Delimiter">{</span>
+struct type_info <span class="Delimiter">{</span>
   string name<span class="Delimiter">;</span>
   kind_of_type kind<span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> size<span class="Delimiter">;</span>  <span class="Comment">// only if type is not primitive; primitives and addresses have size 1 (except arrays are dynamic)</span>
+  long long int size<span class="Delimiter">;</span>  <span class="Comment">// only if type is not primitive; primitives and addresses have size 1 (except arrays are dynamic)</span>
   vector&lt;vector&lt;type_ordinal&gt; &gt; elements<span class="Delimiter">;</span>
   vector&lt;string&gt; element_names<span class="Delimiter">;</span>
   <span class="Comment">// End type_info Fields</span>
   type_info<span class="Delimiter">()</span> :kind<span class="Delimiter">(</span>primitive<span class="Delimiter">),</span> size<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{}</span>
 <span class="Delimiter">};</span>
 
-<span class="Normal">enum</span> primitive_recipes <span class="Delimiter">{</span>
+enum primitive_recipes <span class="Delimiter">{</span>
   IDLE = <span class="Constant">0</span><span class="Delimiter">,</span>
   COPY<span class="Delimiter">,</span>
   <span class="Comment">// End Primitive Recipe Declarations</span>
@@ -181,7 +180,7 @@ setup_types<span class="Delimiter">();</span>
 <span class="Comment">//: to know how to do *something* out of the box. For the following</span>
 <span class="Comment">//: recipes there are only codes, no entries in the book, because mu just knows</span>
 <span class="Comment">//: what to do for them.</span>
-<span class="Normal">void</span> setup_recipes<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void setup_recipes<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   Recipe<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>  Recipe_ordinal<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
   Recipe_ordinal[<span class="Constant">&quot;idle&quot;</span>] = IDLE<span class="Delimiter">;</span>
   <span class="Comment">// Primitive Recipe Numbers</span>
@@ -196,6 +195,7 @@ setup_types<span class="Delimiter">();</span>
 setup_recipes<span class="Delimiter">();</span>
 assert<span class="Delimiter">(</span>MAX_PRIMITIVE_RECIPES &lt; <span class="Constant">200</span><span class="Delimiter">);</span>  <span class="Comment">// level 0 is primitives; until 199</span>
 Next_recipe_ordinal = <span class="Constant">200</span><span class="Delimiter">;</span>
+Recipe_ordinal[<span class="Constant">&quot;main&quot;</span>] = Next_recipe_ordinal++<span class="Delimiter">;</span>
 <span class="Comment">// End Load Recipes</span>
 <span class="Delimiter">:(before &quot;End Test Run Initialization&quot;)</span>
 assert<span class="Delimiter">(</span>Next_recipe_ordinal &lt; <span class="Constant">1000</span><span class="Delimiter">);</span>  <span class="Comment">// recipes being tested didn't overflow into test space</span>
@@ -210,7 +210,7 @@ Next_recipe_ordinal = <span class="Constant">1000</span><span class="Delimiter">
 instruction::instruction<span class="Delimiter">()</span> :is_label<span class="Delimiter">(</span><span class="Constant">false</span><span class="Delimiter">),</span> operation<span class="Delimiter">(</span>IDLE<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Comment">// End instruction Constructor</span>
 <span class="Delimiter">}</span>
-<span class="Normal">void</span> instruction::clear<span class="Delimiter">()</span> <span class="Delimiter">{</span> is_label=<span class="Constant">false</span><span class="Delimiter">;</span> label<span class="Delimiter">.</span>clear<span class="Delimiter">();</span> operation=IDLE<span class="Delimiter">;</span> ingredients<span class="Delimiter">.</span>clear<span class="Delimiter">();</span> products<span class="Delimiter">.</span>clear<span class="Delimiter">();</span> <span class="Delimiter">}</span>
+void instruction::clear<span class="Delimiter">()</span> <span class="Delimiter">{</span> is_label=<span class="Constant">false</span><span class="Delimiter">;</span> label<span class="Delimiter">.</span>clear<span class="Delimiter">();</span> operation=IDLE<span class="Delimiter">;</span> ingredients<span class="Delimiter">.</span>clear<span class="Delimiter">();</span> products<span class="Delimiter">.</span>clear<span class="Delimiter">();</span> <span class="Delimiter">}</span>
 
 <span class="Comment">// Reagents have the form &lt;name&gt;:&lt;type&gt;:&lt;type&gt;:.../&lt;property&gt;/&lt;property&gt;/...</span>
 reagent::reagent<span class="Delimiter">(</span>string s<span class="Delimiter">)</span> :original_string<span class="Delimiter">(</span>s<span class="Delimiter">),</span> value<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> initialized<span class="Delimiter">(</span><span class="Constant">false</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
@@ -218,30 +218,32 @@ reagent::reagent<span class="Delimiter">(</span>string s<span class="Delimiter">
   istringstream in<span class="Delimiter">(</span>s<span class="Delimiter">);</span>
   in &gt;&gt; std::noskipws<span class="Delimiter">;</span>
   <span class="Comment">// properties</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  while <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     istringstream row<span class="Delimiter">(</span>slurp_until<span class="Delimiter">(</span>in<span class="Delimiter">,</span> <span class="Constant">'/'</span><span class="Delimiter">));</span>
     row &gt;&gt; std::noskipws<span class="Delimiter">;</span>
     string name = slurp_until<span class="Delimiter">(</span>row<span class="Delimiter">,</span> <span class="Constant">':'</span><span class="Delimiter">);</span>
     vector&lt;string&gt; values<span class="Delimiter">;</span>
-    <span class="Normal">while</span> <span class="Delimiter">(</span>!row<span class="Delimiter">.</span>eof<span class="Delimiter">())</span>
+    while <span class="Delimiter">(</span>!row<span class="Delimiter">.</span>eof<span class="Delimiter">())</span>
       values<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>slurp_until<span class="Delimiter">(</span>row<span class="Delimiter">,</span> <span class="Constant">':'</span><span class="Delimiter">));</span>
     properties<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>pair&lt;string<span class="Delimiter">,</span> vector&lt;string&gt; &gt;<span class="Delimiter">(</span>name<span class="Delimiter">,</span> values<span class="Delimiter">));</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// structures for the first row of properties</span>
   name = properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>first<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     string type = properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span>type<span class="Delimiter">)</span> == Type_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span>type<span class="Delimiter">)</span> == Type_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">()</span>
+        <span class="Comment">// types can contain integers, like for array sizes</span>
+        &amp;&amp; !is_integer<span class="Delimiter">(</span>type<span class="Delimiter">))</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; type &lt;&lt; &quot; is &quot; &lt;&lt; Next_type_ordinal &lt;&lt; '\n'; //? 1</span>
       Type_ordinal[type] = Next_type_ordinal++<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
     types<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>Type_ordinal[type]<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span>name<span class="Delimiter">)</span> &amp;&amp; types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span>name<span class="Delimiter">)</span> &amp;&amp; types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     types<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
     properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">&quot;literal&quot;</span><span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>name == <span class="Constant">&quot;_&quot;</span> &amp;&amp; types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>name == <span class="Constant">&quot;_&quot;</span> &amp;&amp; types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     types<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
     properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">&quot;dummy&quot;</span><span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
@@ -255,19 +257,19 @@ reagent::reagent<span class="Delimiter">()</span> :value<span class="Delimiter">
   properties<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>pair&lt;string<span class="Delimiter">,</span> vector&lt;string&gt; &gt;<span class="Delimiter">(</span><span class="Constant">&quot;&quot;</span><span class="Delimiter">,</span> vector&lt;string&gt;<span class="Delimiter">()));</span>
 <span class="Delimiter">}</span>
 
-string reagent::to_string<span class="Delimiter">()</span> <span class="Normal">const</span> <span class="Delimiter">{</span>
+string reagent::to_string<span class="Delimiter">()</span> const <span class="Delimiter">{</span>
   ostringstream out<span class="Delimiter">;</span>
   out &lt;&lt; <span class="Constant">&quot;{name: </span><span class="cSpecial">\&quot;</span><span class="Constant">&quot;</span> &lt;&lt; name &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\&quot;</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!properties<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!properties<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     out &lt;&lt; <span class="Constant">&quot;, properties: [&quot;</span><span class="Delimiter">;</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>properties<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>properties<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       out &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\&quot;</span><span class="Constant">&quot;</span> &lt;&lt; properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>first &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\&quot;</span><span class="Constant">: &quot;</span><span class="Delimiter">;</span>
-      <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>second<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>j &gt; <span class="Constant">0</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">':'</span><span class="Delimiter">;</span>
+      for <span class="Delimiter">(</span>long long int j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>second<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+        if <span class="Delimiter">(</span>j &gt; <span class="Constant">0</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">':'</span><span class="Delimiter">;</span>
         out &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\&quot;</span><span class="Constant">&quot;</span> &lt;&lt; properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\&quot;</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>i &lt; SIZE<span class="Delimiter">(</span>properties<span class="Delimiter">)</span>-<span class="Constant">1</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">&quot;, &quot;</span><span class="Delimiter">;</span>
-      <span class="Normal">else</span> out &lt;&lt; <span class="Constant">&quot;]&quot;</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>i &lt; SIZE<span class="Delimiter">(</span>properties<span class="Delimiter">)</span>-<span class="Constant">1</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">&quot;, &quot;</span><span class="Delimiter">;</span>
+      else out &lt;&lt; <span class="Constant">&quot;]&quot;</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
   out &lt;&lt; <span class="Constant">&quot;}&quot;</span><span class="Delimiter">;</span>
@@ -275,27 +277,27 @@ string reagent::to_string<span class="Delimiter">()</span> <span class="Normal">
   <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
-string instruction::to_string<span class="Delimiter">()</span> <span class="Normal">const</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_label<span class="Delimiter">)</span> <span class="Identifier">return</span> label<span class="Delimiter">;</span>
+string instruction::to_string<span class="Delimiter">()</span> const <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>is_label<span class="Delimiter">)</span> <span class="Identifier">return</span> label<span class="Delimiter">;</span>
   ostringstream out<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>i &gt; <span class="Constant">0</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">&quot;, &quot;</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>i &gt; <span class="Constant">0</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">&quot;, &quot;</span><span class="Delimiter">;</span>
     out &lt;&lt; products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!products<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> out &lt;&lt; <span class="Constant">&quot; &lt;- &quot;</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>!products<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> out &lt;&lt; <span class="Constant">&quot; &lt;- &quot;</span><span class="Delimiter">;</span>
   out &lt;&lt; name &lt;&lt; <span class="Constant">' '</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>i &gt; <span class="Constant">0</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">&quot;, &quot;</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>i &gt; <span class="Constant">0</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">&quot;, &quot;</span><span class="Delimiter">;</span>
     out &lt;&lt; ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
-string slurp_until<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> <span class="Normal">char</span> delim<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+string slurp_until<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> char delim<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   ostringstream out<span class="Delimiter">;</span>
-  <span class="Normal">char</span> c<span class="Delimiter">;</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>in &gt;&gt; c<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>c == delim<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  char c<span class="Delimiter">;</span>
+  while <span class="Delimiter">(</span>in &gt;&gt; c<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>c == delim<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// drop the delim</span>
       <span class="Identifier">break</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
@@ -304,29 +306,29 @@ string slurp_until<span class="Delimiter">(</span>istream&amp; in<span class="De
   <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> has_property<span class="Delimiter">(</span>reagent x<span class="Delimiter">,</span> string name<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Comment">/*</span><span class="Comment">skip name:type</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>first == name<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+bool has_property<span class="Delimiter">(</span>reagent x<span class="Delimiter">,</span> string name<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Comment">/*</span><span class="Comment">skip name:type</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>first == name<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-vector&lt;string&gt; property<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">,</span> <span class="Normal">const</span> string&amp; name<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> p = <span class="Comment">/*</span><span class="Comment">skip name:type</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> p != SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>properties<span class="Delimiter">);</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>p<span class="Delimiter">).</span>first == name<span class="Delimiter">)</span>
+vector&lt;string&gt; property<span class="Delimiter">(</span>const reagent&amp; r<span class="Delimiter">,</span> const string&amp; name<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int p = <span class="Comment">/*</span><span class="Comment">skip name:type</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> p != SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>properties<span class="Delimiter">);</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>r<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>p<span class="Delimiter">).</span>first == name<span class="Delimiter">)</span>
       <span class="Identifier">return</span> r<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>p<span class="Delimiter">).</span>second<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> vector&lt;string&gt;<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> dump_memory<span class="Delimiter">()</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>map&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span><span class="Delimiter">,</span> <span class="Normal">double</span>&gt;::iterator p = Memory<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Memory<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void dump_memory<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>map&lt;long long int<span class="Delimiter">,</span> double&gt;::iterator p = Memory<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Memory<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     cout &lt;&lt; p<span class="Delimiter">-&gt;</span>first &lt;&lt; <span class="Constant">&quot;: &quot;</span> &lt;&lt; p<span class="Delimiter">-&gt;</span>second &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 <span class="Delimiter">:(before &quot;End Includes&quot;)</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;utility&gt;</span>
-<span class="Normal">using</span> std::pair<span class="Delimiter">;</span>
+using std::pair<span class="Delimiter">;</span>
 </pre>
 </body>
 </html>
diff --git a/html/011load.cc.html b/html/011load.cc.html
index 07977936..f6d9ea85 100644
--- a/html/011load.cc.html
+++ b/html/011load.cc.html
@@ -13,15 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
-.cSpecial { color: #008000; }
 .CommentedCode { color: #6c6c6c; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.cSpecial { color: #008000; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -54,34 +53,34 @@ vector&lt;recipe_ordinal&gt; load<span class="Delimiter">(</span>string form<spa
 vector&lt;recipe_ordinal&gt; load<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   in &gt;&gt; std::noskipws<span class="Delimiter">;</span>
   vector&lt;recipe_ordinal&gt; result<span class="Delimiter">;</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  while <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;===\n&quot;; //? 1</span>
     skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
     string command = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
     <span class="Comment">// Command Handlers</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>command == <span class="Constant">&quot;recipe&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>command == <span class="Constant">&quot;recipe&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       string recipe_name = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-<span class="CommentedCode">//?       cerr &lt;&lt; &quot;recipe: &quot; &lt;&lt; recipe_name &lt;&lt; '\n'; //? 1</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>recipe_name<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
+<span class="CommentedCode">//?       cerr &lt;&lt; &quot;recipe: &quot; &lt;&lt; recipe_name &lt;&lt; '\n'; //? 2</span>
+      if <span class="Delimiter">(</span>recipe_name<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
         raise &lt;&lt; <span class="Constant">&quot;empty recipe name</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span>recipe_name<span class="Delimiter">)</span> == Recipe_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span>recipe_name<span class="Delimiter">)</span> == Recipe_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
         Recipe_ordinal[recipe_name] = Next_recipe_ordinal++<span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>warn_on_redefine<span class="Delimiter">(</span>recipe_name<span class="Delimiter">)</span>
+      if <span class="Delimiter">(</span>warn_on_redefine<span class="Delimiter">(</span>recipe_name<span class="Delimiter">)</span>
           &amp;&amp; Recipe<span class="Delimiter">.</span>find<span class="Delimiter">(</span>Recipe_ordinal[recipe_name]<span class="Delimiter">)</span> != Recipe<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
         raise &lt;&lt; <span class="Constant">&quot;redefining recipe &quot;</span> &lt;&lt; Recipe[Recipe_ordinal[recipe_name]]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Delimiter">}</span>
       <span class="Comment">// todo: save user-defined recipes to mu's memory</span>
       Recipe[Recipe_ordinal[recipe_name]] = slurp_recipe<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-<span class="CommentedCode">//?       cerr &lt;&lt; Recipe_ordinal[recipe_name] &lt;&lt; &quot;: &quot; &lt;&lt; recipe_name &lt;&lt; '\n'; //? 1</span>
+<span class="CommentedCode">//?       cerr &lt;&lt; Recipe_ordinal[recipe_name] &lt;&lt; &quot;: &quot; &lt;&lt; recipe_name &lt;&lt; '\n'; //? 2</span>
       Recipe[Recipe_ordinal[recipe_name]]<span class="Delimiter">.</span>name = recipe_name<span class="Delimiter">;</span>
       <span class="Comment">// track added recipes because we may need to undo them in tests; see below</span>
       recently_added_recipes<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>Recipe_ordinal[recipe_name]<span class="Delimiter">);</span>
       result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>Recipe_ordinal[recipe_name]<span class="Delimiter">);</span>
     <span class="Delimiter">}</span>
     <span class="Comment">// End Command Handlers</span>
-    <span class="Normal">else</span> <span class="Delimiter">{</span>
+    else <span class="Delimiter">{</span>
       raise &lt;&lt; <span class="Constant">&quot;unknown top-level command: &quot;</span> &lt;&lt; command &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
@@ -92,91 +91,111 @@ vector&lt;recipe_ordinal&gt; load<span class="Delimiter">(</span>istream&amp; in
 recipe slurp_recipe<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   recipe result<span class="Delimiter">;</span>
   skip_whitespace<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">()</span> != <span class="Constant">'['</span><span class="Delimiter">)</span>
+  if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">()</span> != <span class="Constant">'['</span><span class="Delimiter">)</span>
     raise &lt;&lt; <span class="Constant">&quot;recipe body must begin with '['</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
   instruction curr<span class="Delimiter">;</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>next_instruction<span class="Delimiter">(</span>in<span class="Delimiter">,</span> &amp;curr<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  while <span class="Delimiter">(</span>next_instruction<span class="Delimiter">(</span>in<span class="Delimiter">,</span> &amp;curr<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     <span class="Comment">// End Rewrite Instruction(curr)</span>
-<span class="CommentedCode">//?     cerr &lt;&lt; &quot;instruction: &quot; &lt;&lt; curr.to_string() &lt;&lt; '\n'; //? 2</span>
+<span class="CommentedCode">//?     cerr &lt;&lt; &quot;instruction: &quot; &lt;&lt; curr.to_string() &lt;&lt; '\n'; //? 3</span>
     result<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>curr<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> next_instruction<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> instruction* curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+bool next_instruction<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> instruction* curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   in &gt;&gt; std::noskipws<span class="Delimiter">;</span>
   curr<span class="Delimiter">-&gt;</span>clear<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; <span class="Constant">&quot;0: unbalanced '[' for recipe</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
 <span class="CommentedCode">//?   show_rest_of_stream(in); //? 1</span>
-  skip_whitespace<span class="Delimiter">(</span>in<span class="Delimiter">);</span>  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  skip_whitespace<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; <span class="Constant">&quot;1: unbalanced '[' for recipe</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
 <span class="CommentedCode">//?   show_rest_of_stream(in); //? 1</span>
-  skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span>  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; <span class="Constant">&quot;2: unbalanced '[' for recipe</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
 
   vector&lt;string&gt; words<span class="Delimiter">;</span>
 <span class="CommentedCode">//?   show_rest_of_stream(in); //? 1</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    skip_whitespace<span class="Delimiter">(</span>in<span class="Delimiter">);</span>  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  while <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span> &amp;&amp; !in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    skip_whitespace<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
+    if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+      raise &lt;&lt; <span class="Constant">&quot;3: unbalanced '[' for recipe</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+      <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+    <span class="Delimiter">}</span>
 <span class="CommentedCode">//?     show_rest_of_stream(in); //? 1</span>
-    string word = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span>  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
-<span class="CommentedCode">//?     cerr &lt;&lt; &quot;AAA: &quot; &lt;&lt; word &lt;&lt; '\n'; //? 1</span>
+    string word = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
     words<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>word<span class="Delimiter">);</span>
-    skip_whitespace<span class="Delimiter">(</span>in<span class="Delimiter">);</span>  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+    skip_whitespace<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
-  skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span>  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
-
+  skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
 <span class="CommentedCode">//?   if (SIZE(words) == 1) cout &lt;&lt; words.at(0) &lt;&lt; ' ' &lt;&lt; SIZE(words.at(0)) &lt;&lt; '\n'; //? 1</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>words<span class="Delimiter">)</span> == <span class="Constant">1</span> &amp;&amp; words<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">&quot;]&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span class="CommentedCode">//?     cout &lt;&lt; &quot;AAA\n&quot;; //? 1</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>words<span class="Delimiter">)</span> == <span class="Constant">1</span> &amp;&amp; words<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">&quot;]&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>  <span class="Comment">// end of recipe</span>
   <span class="Delimiter">}</span>
 
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>words<span class="Delimiter">)</span> == <span class="Constant">1</span> &amp;&amp; !isalnum<span class="Delimiter">(</span>words<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> &amp;&amp; words<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != <span class="Constant">'$'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>words<span class="Delimiter">)</span> == <span class="Constant">1</span> &amp;&amp; !isalnum<span class="Delimiter">(</span>words<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> &amp;&amp; words<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != <span class="Constant">'$'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     curr<span class="Delimiter">-&gt;</span>is_label = <span class="Constant">true</span><span class="Delimiter">;</span>
     curr<span class="Delimiter">-&gt;</span>label = words<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
     trace<span class="Delimiter">(</span><span class="Constant">&quot;parse&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;label: &quot;</span> &lt;&lt; curr<span class="Delimiter">-&gt;</span>label &lt;&lt; end<span class="Delimiter">();</span>
-    <span class="Identifier">return</span> !in<span class="Delimiter">.</span>eof<span class="Delimiter">();</span>
+    if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+      raise &lt;&lt; <span class="Constant">&quot;7: unbalanced '[' for recipe</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+      <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+    <span class="Delimiter">}</span>
+    <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
 
   vector&lt;string&gt;::iterator p = words<span class="Delimiter">.</span>begin<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>find<span class="Delimiter">(</span>words<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> words<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> <span class="Constant">&quot;&lt;-&quot;</span><span class="Delimiter">)</span> != words<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
-    <span class="Normal">for</span> <span class="Delimiter">(;</span> *p != <span class="Constant">&quot;&lt;-&quot;</span><span class="Delimiter">;</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>*p == <span class="Constant">&quot;,&quot;</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>find<span class="Delimiter">(</span>words<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> words<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> <span class="Constant">&quot;&lt;-&quot;</span><span class="Delimiter">)</span> != words<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    for <span class="Delimiter">(;</span> *p != <span class="Constant">&quot;&lt;-&quot;</span><span class="Delimiter">;</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>*p == <span class="Constant">&quot;,&quot;</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
       curr<span class="Delimiter">-&gt;</span>products<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>reagent<span class="Delimiter">(</span>*p<span class="Delimiter">));</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;product: &quot; &lt;&lt; curr-&gt;products.back().to_string() &lt;&lt; '\n'; //? 1</span>
     <span class="Delimiter">}</span>
     ++p<span class="Delimiter">;</span>  <span class="Comment">// skip &lt;-</span>
   <span class="Delimiter">}</span>
 
-  <span class="Normal">if</span> <span class="Delimiter">(</span>p == words<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>p == words<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     raise &lt;&lt; <span class="Constant">&quot;instruction prematurely ended with '&lt;-'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   curr<span class="Delimiter">-&gt;</span>name = *p<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span>*p<span class="Delimiter">)</span> == Recipe_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span>*p<span class="Delimiter">)</span> == Recipe_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     Recipe_ordinal[*p] = Next_recipe_ordinal++<span class="Delimiter">;</span>
 <span class="CommentedCode">//?     cout &lt;&lt; &quot;AAA: &quot; &lt;&lt; *p &lt;&lt; &quot; is now &quot; &lt;&lt; Recipe_ordinal[*p] &lt;&lt; '\n'; //? 1</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Recipe_ordinal[*p] == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Recipe_ordinal[*p] == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; <span class="Constant">&quot;Recipe &quot;</span> &lt;&lt; *p &lt;&lt; <span class="Constant">&quot; has number 0, which is reserved for IDLE.</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   curr<span class="Delimiter">-&gt;</span>operation = Recipe_ordinal[*p]<span class="Delimiter">;</span>  ++p<span class="Delimiter">;</span>
 
-  <span class="Normal">for</span> <span class="Delimiter">(;</span> p != words<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>*p == <span class="Constant">&quot;,&quot;</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(;</span> p != words<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>*p == <span class="Constant">&quot;,&quot;</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
     curr<span class="Delimiter">-&gt;</span>ingredients<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>reagent<span class="Delimiter">(</span>*p<span class="Delimiter">));</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;ingredient: &quot; &lt;&lt; curr-&gt;ingredients.back().to_string() &lt;&lt; '\n'; //? 1</span>
   <span class="Delimiter">}</span>
 
   trace<span class="Delimiter">(</span><span class="Constant">&quot;parse&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;instruction: &quot;</span> &lt;&lt; curr<span class="Delimiter">-&gt;</span>name &lt;&lt; end<span class="Delimiter">();</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>vector&lt;reagent&gt;::iterator p = curr<span class="Delimiter">-&gt;</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != curr<span class="Delimiter">-&gt;</span>ingredients<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>vector&lt;reagent&gt;::iterator p = curr<span class="Delimiter">-&gt;</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != curr<span class="Delimiter">-&gt;</span>ingredients<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     trace<span class="Delimiter">(</span><span class="Constant">&quot;parse&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;  ingredient: &quot;</span> &lt;&lt; p<span class="Delimiter">-&gt;</span>to_string<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>vector&lt;reagent&gt;::iterator p = curr<span class="Delimiter">-&gt;</span>products<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != curr<span class="Delimiter">-&gt;</span>products<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>vector&lt;reagent&gt;::iterator p = curr<span class="Delimiter">-&gt;</span>products<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != curr<span class="Delimiter">-&gt;</span>products<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     trace<span class="Delimiter">(</span><span class="Constant">&quot;parse&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;  product: &quot;</span> &lt;&lt; p<span class="Delimiter">-&gt;</span>to_string<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
-  <span class="Identifier">return</span> !in<span class="Delimiter">.</span>eof<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; <span class="Constant">&quot;9: unbalanced '[' for recipe</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 string next_word<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
@@ -190,17 +209,17 @@ string next_word<span class="Delimiter">(</span>istream&amp; in<span class="Deli
   <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> slurp_word<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> ostream&amp; out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void slurp_word<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> ostream&amp; out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;AAA slurp_word\n&quot;; //? 1</span>
-  <span class="Normal">char</span> c<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">','</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  char c<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">','</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     in &gt;&gt; c<span class="Delimiter">;</span>
     out &lt;&lt; c<span class="Delimiter">;</span>
     <span class="Identifier">return</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>in &gt;&gt; c<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  while <span class="Delimiter">(</span>in &gt;&gt; c<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?     cout &lt;&lt; c &lt;&lt; '\n'; //? 1</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>isspace<span class="Delimiter">(</span>c<span class="Delimiter">)</span> || c == <span class="Constant">','</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>isspace<span class="Delimiter">(</span>c<span class="Delimiter">)</span> || c == <span class="Constant">','</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       in<span class="Delimiter">.</span>putback<span class="Delimiter">(</span>c<span class="Delimiter">);</span>
       <span class="Identifier">break</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
@@ -208,30 +227,30 @@ string next_word<span class="Delimiter">(</span>istream&amp; in<span class="Deli
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> skip_whitespace<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">())</span> &amp;&amp; in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void skip_whitespace<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  while <span class="Delimiter">(</span>isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">())</span> &amp;&amp; in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> skip_whitespace_and_comments<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()))</span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
-    <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">'#'</span><span class="Delimiter">)</span> skip_comment<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-    <span class="Normal">else</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+void skip_whitespace_and_comments<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  while <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()))</span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
+    else if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">'#'</span><span class="Delimiter">)</span> skip_comment<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
+    else <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> skip_comment<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void skip_comment<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
-    <span class="Normal">while</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
+    while <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> skip_comma<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void skip_comma<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   skip_whitespace<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">','</span><span class="Delimiter">)</span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">','</span><span class="Delimiter">)</span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
   skip_whitespace<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
@@ -239,24 +258,24 @@ string next_word<span class="Delimiter">(</span>istream&amp; in<span class="Deli
 <span class="Comment">//: step on their own toes. But there'll be many occasions later where</span>
 <span class="Comment">//: we'll want to disable the warnings.</span>
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-<span class="Normal">bool</span> Disable_redefine_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
+bool Disable_redefine_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
 Disable_redefine_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(code)</span>
-<span class="Normal">bool</span> warn_on_redefine<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; recipe_name<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Disable_redefine_warnings<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+bool warn_on_redefine<span class="Delimiter">(</span>const string&amp; recipe_name<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Disable_redefine_warnings<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
   <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Comment">// for debugging</span>
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-<span class="Normal">bool</span> Show_rest_of_stream = <span class="Constant">false</span><span class="Delimiter">;</span>
+bool Show_rest_of_stream = <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> show_rest_of_stream<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Show_rest_of_stream<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+void show_rest_of_stream<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Show_rest_of_stream<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
   cerr &lt;&lt; <span class="Constant">'^'</span><span class="Delimiter">;</span>
-  <span class="Normal">char</span> c<span class="Delimiter">;</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>in &gt;&gt; c<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  char c<span class="Delimiter">;</span>
+  while <span class="Delimiter">(</span>in &gt;&gt; c<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     cerr &lt;&lt; c<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   cerr &lt;&lt; <span class="Constant">&quot;$</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
@@ -266,10 +285,12 @@ Disable_redefine_warnings = <span class="Constant">false</span><span class="Deli
 <span class="Comment">//: Have tests clean up any recipes they added.</span>
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
 vector&lt;recipe_ordinal&gt; recently_added_recipes<span class="Delimiter">;</span>
+long long int Reserved_for_tests = <span class="Constant">1000</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
-<span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>recently_added_recipes<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>recently_added_recipes<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;AAA clearing &quot; &lt;&lt; Recipe[recently_added_recipes.at(i)].name &lt;&lt; '\n'; //? 2</span>
-  Recipe_ordinal<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>Recipe[recently_added_recipes<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span>]<span class="Delimiter">.</span>name<span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>recently_added_recipes<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> &gt;= Reserved_for_tests<span class="Delimiter">)</span>  <span class="Comment">// don't renumber existing recipes, like 'interactive'</span>
+    Recipe_ordinal<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>Recipe[recently_added_recipes<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span>]<span class="Delimiter">.</span>name<span class="Delimiter">);</span>
   Recipe<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>recently_added_recipes<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
 <span class="Delimiter">}</span>
 <span class="Comment">// Clear Other State For recently_added_recipes</span>
@@ -295,7 +316,7 @@ recipe main [
 <span class="traceContains">+parse:   ingredient: {name: &quot;23&quot;, properties: [&quot;23&quot;: &quot;literal&quot;]}</span>
 <span class="traceContains">+parse:   product: {name: &quot;1&quot;, properties: [&quot;1&quot;: &quot;number&quot;]}</span>
 
-<span class="Delimiter">:(scenario parse_comment_amongst_instruction2)</span>
+<span class="Delimiter">:(scenario parse_comment_amongst_instruction_2)</span>
 recipe main [
   <span class="Comment"># comment</span>
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>
@@ -305,7 +326,7 @@ recipe main [
 <span class="traceContains">+parse:   ingredient: {name: &quot;23&quot;, properties: [&quot;23&quot;: &quot;literal&quot;]}</span>
 <span class="traceContains">+parse:   product: {name: &quot;1&quot;, properties: [&quot;1&quot;: &quot;number&quot;]}</span>
 
-<span class="Delimiter">:(scenario parse_comment_amongst_instruction3)</span>
+<span class="Delimiter">:(scenario parse_comment_amongst_instruction_3)</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>
   <span class="Comment"># comment</span>
diff --git a/html/012transform.cc.html b/html/012transform.cc.html
index 21163e04..acd35f6c 100644
--- a/html/012transform.cc.html
+++ b/html/012transform.cc.html
@@ -13,12 +13,11 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
+.Identifier { color: #804000; }
 .Constant { color: #00a0a0; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .CommentedCode { color: #6c6c6c; }
-.Identifier { color: #804000; }
 -->
 </style>
 
@@ -36,23 +35,23 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Comment">//: deconstructed alternative to conventional compilers.</span>
 
 <span class="Delimiter">:(before &quot;End recipe Fields&quot;)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> transformed_until<span class="Delimiter">;</span>
+long long int transformed_until<span class="Delimiter">;</span>
   recipe<span class="Delimiter">()</span> :transformed_until<span class="Delimiter">(</span>-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{}</span>
 
 <span class="Delimiter">:(before &quot;End Types&quot;)</span>
-<span class="Normal">typedef</span> <span class="Normal">void</span> <span class="Delimiter">(</span>*transform_fn<span class="Delimiter">)(</span>recipe_ordinal<span class="Delimiter">);</span>
+typedef void <span class="Delimiter">(</span>*transform_fn<span class="Delimiter">)(</span>recipe_ordinal<span class="Delimiter">);</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
 vector&lt;transform_fn&gt; Transform<span class="Delimiter">;</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> transform_all<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void transform_all<span class="Delimiter">()</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;AAA transform_all\n&quot;; //? 2</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> t = <span class="Constant">0</span><span class="Delimiter">;</span> t &lt; SIZE<span class="Delimiter">(</span>Transform<span class="Delimiter">);</span> ++t<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span>map&lt;recipe_ordinal<span class="Delimiter">,</span> recipe&gt;::iterator p = Recipe<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Recipe<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int t = <span class="Constant">0</span><span class="Delimiter">;</span> t &lt; SIZE<span class="Delimiter">(</span>Transform<span class="Delimiter">);</span> ++t<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    for <span class="Delimiter">(</span>map&lt;recipe_ordinal<span class="Delimiter">,</span> recipe&gt;::iterator p = Recipe<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Recipe<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       recipe&amp; r = p<span class="Delimiter">-&gt;</span>second<span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>transformed_until != t-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>r<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>r<span class="Delimiter">.</span>transformed_until != t-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
       <span class="Delimiter">(</span>*Transform<span class="Delimiter">.</span>at<span class="Delimiter">(</span>t<span class="Delimiter">))(</span><span class="Comment">/*</span><span class="Comment">recipe_ordinal</span><span class="Comment">*/</span>p<span class="Delimiter">-&gt;</span>first<span class="Delimiter">);</span>
       r<span class="Delimiter">.</span>transformed_until = t<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
@@ -60,27 +59,27 @@ vector&lt;transform_fn&gt; Transform<span class="Delimiter">;</span>
   parse_int_reagents<span class="Delimiter">();</span>  <span class="Comment">// do this after all other transforms have run</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> parse_int_reagents<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void parse_int_reagents<span class="Delimiter">()</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;parse_int_reagents\n&quot;; //? 1</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>map&lt;recipe_ordinal<span class="Delimiter">,</span> recipe&gt;::iterator p = Recipe<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Recipe<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>map&lt;recipe_ordinal<span class="Delimiter">,</span> recipe&gt;::iterator p = Recipe<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Recipe<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     recipe&amp; r = p<span class="Delimiter">-&gt;</span>second<span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> index = <span class="Constant">0</span><span class="Delimiter">;</span> index &lt; SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>r<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+    for <span class="Delimiter">(</span>long long int index = <span class="Constant">0</span><span class="Delimiter">;</span> index &lt; SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       instruction&amp; inst = r<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span>
-      <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         populate_value<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         populate_value<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
       <span class="Delimiter">}</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> populate_value<span class="Delimiter">(</span>reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>initialized<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+void populate_value<span class="Delimiter">(</span>reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>r<span class="Delimiter">.</span>initialized<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
   <span class="Comment">// End Reagent-parsing Exceptions</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!is_integer<span class="Delimiter">(</span>r<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>!is_integer<span class="Delimiter">(</span>r<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
   r<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span>to_integer<span class="Delimiter">(</span>r<span class="Delimiter">.</span>name<span class="Delimiter">));</span>
 <span class="Delimiter">}</span>
 </pre>
diff --git a/html/013literal_string.cc.html b/html/013literal_string.cc.html
index 07837f40..735e67e0 100644
--- a/html/013literal_string.cc.html
+++ b/html/013literal_string.cc.html
@@ -13,15 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
+.Identifier { color: #804000; }
 .cSpecial { color: #008000; }
-.CommentedCode { color: #6c6c6c; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.Identifier { color: #804000; }
+.CommentedCode { color: #6c6c6c; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -57,7 +56,7 @@ recipe main [
 Type_ordinal[<span class="Constant">&quot;literal-string&quot;</span>] = <span class="Constant">0</span><span class="Delimiter">;</span>
 
 <span class="Delimiter">:(after &quot;string next_word(istream&amp; in)&quot;)</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">'['</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">'['</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     string result = slurp_quoted<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
     skip_whitespace<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
     skip_comment<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
@@ -68,26 +67,26 @@ Type_ordinal[<span class="Constant">&quot;literal-string&quot;</span>] = <span c
 <span class="Delimiter">:(code)</span>
 string slurp_quoted<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   ostringstream out<span class="Delimiter">;</span>
-  assert<span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">());</span>  assert<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">'['</span><span class="Delimiter">);</span>  out &lt;&lt; <span class="Normal">static_cast</span>&lt;<span class="Normal">char</span>&gt;<span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">());</span>  <span class="Comment">// slurp the '['</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>code_string<span class="Delimiter">(</span>in<span class="Delimiter">,</span> out<span class="Delimiter">))</span>
+  assert<span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">());</span>  assert<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">'['</span><span class="Delimiter">);</span>  out &lt;&lt; static_cast&lt;char&gt;<span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">());</span>  <span class="Comment">// slurp the '['</span>
+  if <span class="Delimiter">(</span>code_string<span class="Delimiter">(</span>in<span class="Delimiter">,</span> out<span class="Delimiter">))</span>
     slurp_quoted_comment_aware<span class="Delimiter">(</span>in<span class="Delimiter">,</span> out<span class="Delimiter">);</span>
-  <span class="Normal">else</span>
+  else
     slurp_quoted_comment_oblivious<span class="Delimiter">(</span>in<span class="Delimiter">,</span> out<span class="Delimiter">);</span>
   <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
 <span class="Comment">// A string is a code string if it contains a newline before any non-whitespace</span>
 <span class="Comment">// todo: support comments before the newline. But that gets messy.</span>
-<span class="Normal">bool</span> code_string<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> ostringstream&amp; out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
-    <span class="Normal">char</span> c = in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!isspace<span class="Delimiter">(</span>c<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+bool code_string<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> ostringstream&amp; out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  while <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    char c = in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
+    if <span class="Delimiter">(</span>!isspace<span class="Delimiter">(</span>c<span class="Delimiter">))</span> <span class="Delimiter">{</span>
       in<span class="Delimiter">.</span>putback<span class="Delimiter">(</span>c<span class="Delimiter">);</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;code_string: &quot; &lt;&lt; out.str() &lt;&lt; '\n'; //? 1</span>
       <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
     out &lt;&lt; c<span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>c == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;code_string: &quot; &lt;&lt; out.str() &lt;&lt; '\n'; //? 1</span>
       <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
@@ -97,59 +96,59 @@ string slurp_quoted<span class="Delimiter">(</span>istream&amp; in<span class="D
 
 <span class="Comment">// Read a regular string. Regular strings can only contain other regular</span>
 <span class="Comment">// strings.</span>
-<span class="Normal">void</span> slurp_quoted_comment_oblivious<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> ostringstream&amp; out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void slurp_quoted_comment_oblivious<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> ostringstream&amp; out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;comment oblivious\n&quot;; //? 1</span>
-  <span class="Normal">int</span> brace_depth = <span class="Constant">1</span><span class="Delimiter">;</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
-    <span class="Normal">char</span> c = in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
+  int brace_depth = <span class="Constant">1</span><span class="Delimiter">;</span>
+  while <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    char c = in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; '%' &lt;&lt; (int)c &lt;&lt; ' ' &lt;&lt; brace_depth &lt;&lt; &quot;: &quot; &lt;&lt; out.str() &lt;&lt; &quot;%$\n&quot;; //? 1</span>
 <span class="CommentedCode">//?     cout &lt;&lt; (int)c &lt;&lt; &quot;: &quot; &lt;&lt; brace_depth &lt;&lt; '\n'; //? 2</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\\'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      out &lt;&lt; <span class="Normal">static_cast</span>&lt;<span class="Normal">char</span>&gt;<span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">());</span>
+    if <span class="Delimiter">(</span>c == <span class="cSpecial">'\\'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      out &lt;&lt; static_cast&lt;char&gt;<span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">());</span>
       <span class="Identifier">continue</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
     out &lt;&lt; c<span class="Delimiter">;</span>
 <span class="CommentedCode">//?     cout &lt;&lt; out.str() &lt;&lt; &quot;$\n&quot;; //? 1</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'['</span><span class="Delimiter">)</span> ++brace_depth<span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">']'</span><span class="Delimiter">)</span> --brace_depth<span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>brace_depth == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>c == <span class="Constant">'['</span><span class="Delimiter">)</span> ++brace_depth<span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>c == <span class="Constant">']'</span><span class="Delimiter">)</span> --brace_depth<span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>brace_depth == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">()</span> &amp;&amp; brace_depth &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">()</span> &amp;&amp; brace_depth &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; <span class="Constant">&quot;unbalanced '['</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     out<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
 <span class="Comment">// Read a code string. Code strings can contain either code or regular strings.</span>
-<span class="Normal">void</span> slurp_quoted_comment_aware<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> ostringstream&amp; out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void slurp_quoted_comment_aware<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> ostringstream&amp; out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;comment aware\n&quot;; //? 1</span>
-  <span class="Normal">char</span> c<span class="Delimiter">;</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>in &gt;&gt; c<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  char c<span class="Delimiter">;</span>
+  while <span class="Delimiter">(</span>in &gt;&gt; c<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; '^' &lt;&lt; (int)c &lt;&lt; &quot;: &quot; &lt;&lt; out.str() &lt;&lt; &quot;$\n&quot;; //? 1</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\\'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      out &lt;&lt; <span class="Normal">static_cast</span>&lt;<span class="Normal">char</span>&gt;<span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">());</span>
+    if <span class="Delimiter">(</span>c == <span class="cSpecial">'\\'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      out &lt;&lt; static_cast&lt;char&gt;<span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">());</span>
       <span class="Identifier">continue</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>c == <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       out &lt;&lt; c<span class="Delimiter">;</span>
-      <span class="Normal">while</span> <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">()</span> &amp;&amp; in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Normal">static_cast</span>&lt;<span class="Normal">char</span>&gt;<span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">());</span>
+      while <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">()</span> &amp;&amp; in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> out &lt;&lt; static_cast&lt;char&gt;<span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">());</span>
       <span class="Identifier">continue</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'['</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>c == <span class="Constant">'['</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       in<span class="Delimiter">.</span>putback<span class="Delimiter">(</span>c<span class="Delimiter">);</span>
       <span class="Comment">// recurse</span>
       out &lt;&lt; slurp_quoted<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
       <span class="Identifier">continue</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
     out &lt;&lt; c<span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">']'</span><span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>c == <span class="Constant">']'</span><span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   raise &lt;&lt; <span class="Constant">&quot;unbalanced '['</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   out<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(after &quot;Parsing reagent(string s)&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">'['</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>s<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">'['</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
   assert<span class="Delimiter">(</span>*s<span class="Delimiter">.</span>rbegin<span class="Delimiter">()</span> == <span class="Constant">']'</span><span class="Delimiter">);</span>
   <span class="Comment">// delete [] delimiters</span>
   s<span class="Delimiter">.</span>erase<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span>
@@ -167,24 +166,24 @@ string slurp_quoted<span class="Delimiter">(</span>istream&amp; in<span class="D
 <span class="Comment">//:   b) Escape newlines in the string to make it more friendly to trace().</span>
 
 <span class="Delimiter">:(after &quot;string reagent::to_string()&quot;)</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal_string<span class="Delimiter">(</span>*<span class="Normal">this</span><span class="Delimiter">))</span>
+  if <span class="Delimiter">(</span>is_literal_string<span class="Delimiter">(</span>*this<span class="Delimiter">))</span>
     <span class="Identifier">return</span> emit_literal_string<span class="Delimiter">(</span>name<span class="Delimiter">);</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">bool</span> is_literal_string<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+bool is_literal_string<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> !x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> &amp;&amp; x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">&quot;literal-string&quot;</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 string emit_literal_string<span class="Delimiter">(</span>string name<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">size_t</span> pos = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>pos != string::npos<span class="Delimiter">)</span>
+  size_t pos = <span class="Constant">0</span><span class="Delimiter">;</span>
+  while <span class="Delimiter">(</span>pos != string::npos<span class="Delimiter">)</span>
     pos = replace<span class="Delimiter">(</span>name<span class="Delimiter">,</span> <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">,</span> <span class="Constant">&quot;</span><span class="cSpecial">\\</span><span class="Constant">n&quot;</span><span class="Delimiter">,</span> pos<span class="Delimiter">);</span>
   <span class="Identifier">return</span> <span class="Constant">&quot;{name: </span><span class="cSpecial">\&quot;</span><span class="Constant">&quot;</span>+name+<span class="Constant">&quot;</span><span class="cSpecial">\&quot;</span><span class="Constant">, properties: [_: </span><span class="cSpecial">\&quot;</span><span class="Constant">literal-string</span><span class="cSpecial">\&quot;</span><span class="Constant">]}&quot;</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">size_t</span> replace<span class="Delimiter">(</span>string&amp; str<span class="Delimiter">,</span> <span class="Normal">const</span> string&amp; from<span class="Delimiter">,</span> <span class="Normal">const</span> string&amp; to<span class="Delimiter">,</span> <span class="Normal">size_t</span> n<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">size_t</span> result = str<span class="Delimiter">.</span>find<span class="Delimiter">(</span>from<span class="Delimiter">,</span> n<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>result != string::npos<span class="Delimiter">)</span>
+size_t replace<span class="Delimiter">(</span>string&amp; str<span class="Delimiter">,</span> const string&amp; from<span class="Delimiter">,</span> const string&amp; to<span class="Delimiter">,</span> size_t n<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  size_t result = str<span class="Delimiter">.</span>find<span class="Delimiter">(</span>from<span class="Delimiter">,</span> n<span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>result != string::npos<span class="Delimiter">)</span>
     str<span class="Delimiter">.</span>replace<span class="Delimiter">(</span>result<span class="Delimiter">,</span> from<span class="Delimiter">.</span>length<span class="Delimiter">(),</span> to<span class="Delimiter">);</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
diff --git a/html/014literal_noninteger.cc.html b/html/014literal_noninteger.cc.html
index 8ea14042..eb054c75 100644
--- a/html/014literal_noninteger.cc.html
+++ b/html/014literal_noninteger.cc.html
@@ -13,14 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -42,7 +41,7 @@ recipe main [
 <span class="traceContains">+parse:   ingredient: {name: &quot;3.14159&quot;, properties: [&quot;3.14159&quot;: &quot;literal-number&quot;]}</span>
 
 <span class="Delimiter">:(after &quot;Parsing reagent(string s)&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>is_noninteger<span class="Delimiter">(</span>s<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>is_noninteger<span class="Delimiter">(</span>s<span class="Delimiter">))</span> <span class="Delimiter">{</span>
   name = s<span class="Delimiter">;</span>
   types<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   properties<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>pair&lt;string<span class="Delimiter">,</span> vector&lt;string&gt; &gt;<span class="Delimiter">(</span>name<span class="Delimiter">,</span> vector&lt;string&gt;<span class="Delimiter">()));</span>
@@ -52,15 +51,15 @@ recipe main [
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">bool</span> is_noninteger<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+bool is_noninteger<span class="Delimiter">(</span>const string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> s<span class="Delimiter">.</span>find_first_not_of<span class="Delimiter">(</span><span class="Constant">&quot;0123456789-.&quot;</span><span class="Delimiter">)</span> == string::npos
       &amp;&amp; s<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">'.'</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">double</span> to_double<span class="Delimiter">(</span>string n<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">char</span>* end = <span class="Constant">NULL</span><span class="Delimiter">;</span>
+double to_double<span class="Delimiter">(</span>string n<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  char* end = <span class="Constant">NULL</span><span class="Delimiter">;</span>
   <span class="Comment">// safe because string.c_str() is guaranteed to be null-terminated</span>
-  <span class="Normal">double</span> result = strtod<span class="Delimiter">(</span>n<span class="Delimiter">.</span>c_str<span class="Delimiter">(),</span> &amp;end<span class="Delimiter">);</span>
+  double result = strtod<span class="Delimiter">(</span>n<span class="Delimiter">.</span>c_str<span class="Delimiter">(),</span> &amp;end<span class="Delimiter">);</span>
   assert<span class="Delimiter">(</span>*end == <span class="cSpecial">'\0'</span><span class="Delimiter">);</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
diff --git a/html/020run.cc.html b/html/020run.cc.html
index 4a59bcf6..a6e9548f 100644
--- a/html/020run.cc.html
+++ b/html/020run.cc.html
@@ -13,17 +13,16 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
 .SalientComment { color: #00ffff; }
-.Constant { color: #00a0a0; }
-.cSpecial { color: #008000; }
+.Identifier { color: #804000; }
 .traceAbsent { color: #c00000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.cSpecial { color: #008000; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.Identifier { color: #804000; }
 .CommentedCode { color: #6c6c6c; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -72,113 +71,157 @@ recipe main [
 <span class="Delimiter">:(before &quot;End Types&quot;)</span>
 <span class="Comment">// Book-keeping while running a recipe.</span>
 <span class="Comment">//: Later layers will change this.</span>
-<span class="Normal">struct</span> routine <span class="Delimiter">{</span>
+struct routine <span class="Delimiter">{</span>
   recipe_ordinal running_recipe<span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> running_step_index<span class="Delimiter">;</span>
+  long long int running_step_index<span class="Delimiter">;</span>
   routine<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> :running_recipe<span class="Delimiter">(</span>r<span class="Delimiter">),</span> running_step_index<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{}</span>
-  <span class="Normal">bool</span> completed<span class="Delimiter">()</span> <span class="Normal">const</span><span class="Delimiter">;</span>
+  bool completed<span class="Delimiter">()</span> const<span class="Delimiter">;</span>
 <span class="Delimiter">};</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
 routine* Current_routine = <span class="Constant">NULL</span><span class="Delimiter">;</span>
+map&lt;string<span class="Delimiter">,</span> long long int&gt; Instructions_running<span class="Delimiter">;</span>
+map&lt;string<span class="Delimiter">,</span> long long int&gt; Locations_read<span class="Delimiter">;</span>
+map&lt;string<span class="Delimiter">,</span> long long int&gt; Locations_read_by_instruction<span class="Delimiter">;</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> run<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void run<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   routine rr<span class="Delimiter">(</span>r<span class="Delimiter">);</span>
   Current_routine = &amp;rr<span class="Delimiter">;</span>
   run_current_routine<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> run_current_routine<span class="Delimiter">()</span>
+void run_current_routine<span class="Delimiter">()</span>
 <span class="Delimiter">{</span>  <span class="Comment">// curly on a separate line, because later layers will modify header</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>!Current_routine<span class="Delimiter">-&gt;</span>completed<span class="Delimiter">())</span>  <span class="Comment">// later layers will modify condition</span>
+  while <span class="Delimiter">(</span>!Current_routine<span class="Delimiter">-&gt;</span>completed<span class="Delimiter">())</span>  <span class="Comment">// later layers will modify condition</span>
   <span class="Delimiter">{</span>
     <span class="Comment">// Running One Instruction</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>is_label<span class="Delimiter">)</span> <span class="Delimiter">{</span> ++current_step_index<span class="Delimiter">();</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Delimiter">}</span>
+<span class="CommentedCode">//?     Instructions_running[current_recipe_name()]++; //? 1</span>
+    if <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>is_label<span class="Delimiter">)</span> <span class="Delimiter">{</span> ++current_step_index<span class="Delimiter">();</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Delimiter">}</span>
     trace<span class="Delimiter">(</span>Initial_callstack_depth+Callstack_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Memory[<span class="Constant">0</span>] != <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Memory[<span class="Constant">0</span>] != <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       raise &lt;&lt; <span class="Constant">&quot;something wrote to location 0; this should never happen</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
       Memory[<span class="Constant">0</span>] = <span class="Constant">0</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
     <span class="Comment">// Read all ingredients from memory.</span>
     <span class="Comment">// Each ingredient loads a vector of values rather than a single value; mu</span>
     <span class="Comment">// permits operating on reagents spanning multiple locations.</span>
-    vector&lt;vector&lt;<span class="Normal">double</span>&gt; &gt; ingredients<span class="Delimiter">;</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      ingredients<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>read_memory<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)));</span>
+    vector&lt;vector&lt;double&gt; &gt; ingredients<span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>should_copy_ingredients<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+      for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+        ingredients<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>read_memory<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)));</span>
+<span class="CommentedCode">//?         Locations_read[current_recipe_name()] += SIZE(ingredients.back()); //? 1</span>
+<span class="CommentedCode">//?         Locations_read_by_instruction[current_instruction().name] += SIZE(ingredients.back()); //? 1</span>
+      <span class="Delimiter">}</span>
     <span class="Delimiter">}</span>
     <span class="Comment">// Instructions below will write to 'products'.</span>
-    vector&lt;vector&lt;<span class="Normal">double</span>&gt; &gt; products<span class="Delimiter">;</span>
-    <span class="Normal">switch</span> <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>operation<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    vector&lt;vector&lt;double&gt; &gt; products<span class="Delimiter">;</span>
+    switch <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>operation<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// Primitive Recipe Implementations</span>
-      <span class="Normal">case</span> COPY: <span class="Delimiter">{</span>
+      case COPY: <span class="Delimiter">{</span>
+        if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">)</span> != SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+          raise &lt;&lt; <span class="Constant">&quot;ingredients and products should match in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+          <span class="Identifier">break</span><span class="Delimiter">;</span>
+        <span class="Delimiter">}</span>
+        for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+          if <span class="Delimiter">(</span>!is_mu_array<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> &amp;&amp; is_mu_array<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+            raise &lt;&lt; <span class="Constant">&quot;can't copy &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="Constant">&quot; to array &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+            <span class="Identifier">goto</span> finish_instruction<span class="Delimiter">;</span>
+          <span class="Delimiter">}</span>
+          if <span class="Delimiter">(</span>is_mu_array<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> &amp;&amp; !is_mu_array<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+            raise &lt;&lt; <span class="Constant">&quot;can't copy array &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="Constant">&quot; to &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+            <span class="Identifier">goto</span> finish_instruction<span class="Delimiter">;</span>
+          <span class="Delimiter">}</span>
+        <span class="Delimiter">}</span>
         copy<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> ingredients<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> inserter<span class="Delimiter">(</span>products<span class="Delimiter">,</span> products<span class="Delimiter">.</span>begin<span class="Delimiter">()));</span>
         <span class="Identifier">break</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
       <span class="Comment">// End Primitive Recipe Implementations</span>
-      <span class="Normal">default</span>: <span class="Delimiter">{</span>
+      default: <span class="Delimiter">{</span>
         cout &lt;&lt; <span class="Constant">&quot;not a primitive op: &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>operation &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>products<span class="Delimiter">)</span> &lt; SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+    finish_instruction:
+    if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>products<span class="Delimiter">)</span> &lt; SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">))</span> <span class="Delimiter">{</span>
       raise &lt;&lt; SIZE<span class="Delimiter">(</span>products<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; vs &quot;</span> &lt;&lt; SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;: failed to write to all products! &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">else</span> <span class="Delimiter">{</span>
-      <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    else <span class="Delimiter">{</span>
+      for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         write_memory<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
       <span class="Delimiter">}</span>
     <span class="Delimiter">}</span>
     <span class="Comment">// End of Instruction</span>
     ++current_step_index<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">stop_running_current_routine</span>:<span class="Delimiter">;</span>
+  stop_running_current_routine:<span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
+bool should_copy_ingredients<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+  <span class="Comment">// End should_copy_ingredients Special-cases</span>
+  <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Comment">//: Some helpers.</span>
 <span class="Comment">//: We'll need to override these later as we change the definition of routine.</span>
 <span class="Comment">//: Important that they return referrences into the routine.</span>
 
-<span class="Normal">inline</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&amp; current_step_index<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+inline long long int&amp; current_step_index<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> Current_routine<span class="Delimiter">-&gt;</span>running_step_index<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">inline</span> <span class="Normal">const</span> string&amp; current_recipe_name<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+inline const string&amp; current_recipe_name<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> Recipe[Current_routine<span class="Delimiter">-&gt;</span>running_recipe]<span class="Delimiter">.</span>name<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">inline</span> <span class="Normal">const</span> instruction&amp; current_instruction<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+inline const instruction&amp; current_instruction<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> Recipe[Current_routine<span class="Delimiter">-&gt;</span>running_recipe]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>running_step_index<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">inline</span> <span class="Normal">bool</span> routine::completed<span class="Delimiter">()</span> <span class="Normal">const</span> <span class="Delimiter">{</span>
+inline bool routine::completed<span class="Delimiter">()</span> const <span class="Delimiter">{</span>
   <span class="Identifier">return</span> running_step_index &gt;= SIZE<span class="Delimiter">(</span>Recipe[running_recipe]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(before &quot;End Commandline Parsing&quot;)</span>
 <span class="Comment">// Loading Commandline Files</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>argc &gt; <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; argc<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>argc &gt; <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>int i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; argc<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     load_permanently<span class="Delimiter">(</span>argv[i]<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(before &quot;End Main&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>!Run_tests<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>!Run_tests<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   setup<span class="Delimiter">();</span>
 <span class="CommentedCode">//?   Trace_file = &quot;interactive&quot;; //? 2</span>
 <span class="CommentedCode">//?   START_TRACING_UNTIL_END_OF_SCOPE; //? 2</span>
 <span class="CommentedCode">//?   Trace_stream-&gt;collect_layer.insert(&quot;app&quot;); //? 1</span>
   transform_all<span class="Delimiter">();</span>
   recipe_ordinal r = Recipe_ordinal[string<span class="Delimiter">(</span><span class="Constant">&quot;main&quot;</span><span class="Delimiter">)</span>]<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">)</span> run<span class="Delimiter">(</span>r<span class="Delimiter">);</span>
+<span class="CommentedCode">//?   atexit(dump_profile); //? 1</span>
+  if <span class="Delimiter">(</span>r<span class="Delimiter">)</span> run<span class="Delimiter">(</span>r<span class="Delimiter">);</span>
 <span class="CommentedCode">//?   dump_memory(); //? 1</span>
   teardown<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> cleanup_main<span class="Delimiter">()</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Trace_file<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> &amp;&amp; Trace_stream<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    ofstream fout<span class="Delimiter">(</span>Trace_file<span class="Delimiter">.</span>c_str<span class="Delimiter">());</span>
+void dump_profile<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>map&lt;string<span class="Delimiter">,</span> long long int&gt;::iterator p = Instructions_running<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Instructions_running<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    cerr &lt;&lt; p<span class="Delimiter">-&gt;</span>first &lt;&lt; <span class="Constant">&quot;: &quot;</span> &lt;&lt; p<span class="Delimiter">-&gt;</span>second &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  cerr &lt;&lt; <span class="Constant">&quot;== locations read</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>map&lt;string<span class="Delimiter">,</span> long long int&gt;::iterator p = Locations_read<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Locations_read<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    cerr &lt;&lt; p<span class="Delimiter">-&gt;</span>first &lt;&lt; <span class="Constant">&quot;: &quot;</span> &lt;&lt; p<span class="Delimiter">-&gt;</span>second &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  cerr &lt;&lt; <span class="Constant">&quot;== locations read by instruction</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>map&lt;string<span class="Delimiter">,</span> long long int&gt;::iterator p = Locations_read_by_instruction<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Locations_read_by_instruction<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    cerr &lt;&lt; p<span class="Delimiter">-&gt;</span>first &lt;&lt; <span class="Constant">&quot;: &quot;</span> &lt;&lt; p<span class="Delimiter">-&gt;</span>second &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+<span class="Delimiter">}</span>
+
+<span class="Delimiter">:(code)</span>
+void cleanup_main<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Trace_file<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> &amp;&amp; Trace_stream<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    ofstream fout<span class="Delimiter">((</span>Trace_dir+Trace_file<span class="Delimiter">).</span>c_str<span class="Delimiter">());</span>
     fout &lt;&lt; Trace_stream<span class="Delimiter">-&gt;</span>readable_contents<span class="Delimiter">(</span><span class="Constant">&quot;&quot;</span><span class="Delimiter">);</span>
     fout<span class="Delimiter">.</span>close<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
@@ -187,10 +230,10 @@ routine* Current_routine = <span class="Constant">NULL</span><span class="Delimi
 atexit<span class="Delimiter">(</span>cleanup_main<span class="Delimiter">);</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> load_permanently<span class="Delimiter">(</span>string filename<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void load_permanently<span class="Delimiter">(</span>string filename<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   ifstream fin<span class="Delimiter">(</span>filename<span class="Delimiter">.</span>c_str<span class="Delimiter">());</span>
   fin<span class="Delimiter">.</span>peek<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!fin<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!fin<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; <span class="Constant">&quot;no such file &quot;</span> &lt;&lt; filename &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -209,74 +252,78 @@ load_permanently<span class="Delimiter">(</span><span class="Constant">&quot;cor
 
 <span class="Delimiter">:(code)</span>
 <span class="Comment">// helper for tests</span>
-<span class="Normal">void</span> run<span class="Delimiter">(</span>string form<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void run<span class="Delimiter">(</span>string form<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; form &lt;&lt; '\n'; //? 1</span>
   vector&lt;recipe_ordinal&gt; tmp = load<span class="Delimiter">(</span>form<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>tmp<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>tmp<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
   transform_all<span class="Delimiter">();</span>
   run<span class="Delimiter">(</span>tmp<span class="Delimiter">.</span>front<span class="Delimiter">());</span>
 <span class="Delimiter">}</span>
 
 <span class="SalientComment">//:: Reading from memory, writing to memory.</span>
 
-vector&lt;<span class="Normal">double</span>&gt; read_memory<span class="Delimiter">(</span>reagent x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+vector&lt;double&gt; read_memory<span class="Delimiter">(</span>reagent x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;read_memory: &quot; &lt;&lt; x.to_string() &lt;&lt; '\n'; //? 2</span>
-  vector&lt;<span class="Normal">double</span>&gt; result<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  vector&lt;double&gt; result<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>x<span class="Delimiter">.</span>value<span class="Delimiter">);</span>
     <span class="Identifier">return</span> result<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> base = x<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> size = size_of<span class="Delimiter">(</span>x<span class="Delimiter">);</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> offset = <span class="Constant">0</span><span class="Delimiter">;</span> offset &lt; size<span class="Delimiter">;</span> ++offset<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">double</span> val = Memory[base+offset]<span class="Delimiter">;</span>
+  long long int base = x<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
+  long long int size = size_of<span class="Delimiter">(</span>x<span class="Delimiter">);</span>
+  for <span class="Delimiter">(</span>long long int offset = <span class="Constant">0</span><span class="Delimiter">;</span> offset &lt; size<span class="Delimiter">;</span> ++offset<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    double val = Memory[base+offset]<span class="Delimiter">;</span>
     trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;mem&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;location &quot;</span> &lt;&lt; base+offset &lt;&lt; <span class="Constant">&quot; is &quot;</span> &lt;&lt; val &lt;&lt; end<span class="Delimiter">();</span>
     result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>val<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> write_memory<span class="Delimiter">(</span>reagent x<span class="Delimiter">,</span> vector&lt;<span class="Normal">double</span>&gt; data<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_dummy<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> base = x<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>size_mismatch<span class="Delimiter">(</span>x<span class="Delimiter">,</span> data<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+void write_memory<span class="Delimiter">(</span>reagent x<span class="Delimiter">,</span> vector&lt;double&gt; data<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>is_dummy<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+  long long int base = x<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>size_mismatch<span class="Delimiter">(</span>x<span class="Delimiter">,</span> data<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: size mismatch in storing to &quot;</span> &lt;&lt; x<span class="Delimiter">.</span>original_string &lt;&lt; <span class="Constant">&quot; at '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> offset = <span class="Constant">0</span><span class="Delimiter">;</span> offset &lt; SIZE<span class="Delimiter">(</span>data<span class="Delimiter">);</span> ++offset<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int offset = <span class="Constant">0</span><span class="Delimiter">;</span> offset &lt; SIZE<span class="Delimiter">(</span>data<span class="Delimiter">);</span> ++offset<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;mem&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;storing &quot;</span> &lt;&lt; data<span class="Delimiter">.</span>at<span class="Delimiter">(</span>offset<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; in location &quot;</span> &lt;&lt; base+offset &lt;&lt; end<span class="Delimiter">();</span>
     Memory[base+offset] = data<span class="Delimiter">.</span>at<span class="Delimiter">(</span>offset<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> size_of<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
+long long int size_of<span class="Delimiter">(</span>const reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
   <span class="Comment">// End size_of(reagent) Cases</span>
   <span class="Identifier">return</span> size_of<span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> size_of<span class="Delimiter">(</span><span class="Normal">const</span> vector&lt;type_ordinal&gt;&amp; types<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
+long long int size_of<span class="Delimiter">(</span>const vector&lt;type_ordinal&gt;&amp; types<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
   <span class="Comment">// End size_of(types) Cases</span>
   <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> size_mismatch<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">,</span> <span class="Normal">const</span> vector&lt;<span class="Normal">double</span>&gt;&amp; data<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+bool size_mismatch<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">,</span> const vector&lt;double&gt;&amp; data<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
   <span class="Comment">// End size_mismatch(x) Cases</span>
 <span class="CommentedCode">//?   if (size_of(x) != SIZE(data)) cerr &lt;&lt; size_of(x) &lt;&lt; &quot; vs &quot; &lt;&lt; SIZE(data) &lt;&lt; '\n'; //? 2</span>
   <span class="Identifier">return</span> size_of<span class="Delimiter">(</span>x<span class="Delimiter">)</span> != SIZE<span class="Delimiter">(</span>data<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> is_dummy<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+bool is_dummy<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> x<span class="Delimiter">.</span>name == <span class="Constant">&quot;_&quot;</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> is_literal<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+bool is_literal<span class="Delimiter">(</span>const reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">)</span> == <span class="Constant">1</span> &amp;&amp; r<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
+bool is_mu_array<span class="Delimiter">(</span>reagent r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  <span class="Identifier">return</span> !r<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> &amp;&amp; r<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;array&quot;</span>]<span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
 <span class="Delimiter">:(scenario run_label)</span>
 recipe main [
   +foo
@@ -298,6 +345,54 @@ recipe main [
   <span class="Constant">0</span><span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
 ]
 <span class="traceAbsent">-mem: storing 34 in location 0</span>
+
+<span class="Delimiter">:(scenario copy_checks_reagent_count)</span>
+<span class="Special">% Hide_warnings = true;</span>
+recipe main [
+  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span><span class="Delimiter">,</span> <span class="Constant">35</span>
+]
+<span class="traceContains">+warn: ingredients and products should match in '1:number &lt;- copy 34, 35'</span>
+
+<span class="Delimiter">:(scenario write_scalar_to_array_disallowed)</span>
+<span class="Special">% Hide_warnings = true;</span>
+recipe main [
+  <span class="Constant">1</span>:array:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
+]
+<span class="traceContains">+warn: can't copy 34 to array 1:array:number</span>
+
+<span class="Delimiter">:(scenario write_scalar_to_array_disallowed_2)</span>
+<span class="Special">% Hide_warnings = true;</span>
+recipe main [
+  <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:array:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span><span class="Delimiter">,</span> <span class="Constant">35</span>
+]
+<span class="traceContains">+warn: can't copy 35 to array 2:array:number</span>
+
+<span class="Comment">//: mu is robust to various combinations of commas and spaces. You just have</span>
+<span class="Comment">//: to put spaces around the '&lt;-'.</span>
+
+<span class="Delimiter">:(scenario comma_without_space)</span>
+recipe main [
+  <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">2</span><span class="Delimiter">,</span><span class="Constant">2</span>
+]
+<span class="traceContains">+mem: storing 2 in location 1</span>
+
+<span class="Delimiter">:(scenario space_without_comma)</span>
+recipe main [
+  <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">2</span> <span class="Constant">2</span>
+]
+<span class="traceContains">+mem: storing 2 in location 1</span>
+
+<span class="Delimiter">:(scenario comma_before_space)</span>
+recipe main [
+  <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">2</span>
+]
+<span class="traceContains">+mem: storing 2 in location 1</span>
+
+<span class="Delimiter">:(scenario comma_after_space)</span>
+recipe main [
+  <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">2</span> <span class="Delimiter">,</span><span class="Constant">2</span>
+]
+<span class="traceContains">+mem: storing 2 in location 1</span>
 </pre>
 </body>
 </html>
diff --git a/html/021arithmetic.cc.html b/html/021arithmetic.cc.html
index 69118dc4..af5099f4 100644
--- a/html/021arithmetic.cc.html
+++ b/html/021arithmetic.cc.html
@@ -13,15 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
+.cSpecial { color: #008000; }
+.Identifier { color: #804000; }
 .traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
-.Special { color: #ff6060; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
+.Special { color: #ff6060; }
 .CommentedCode { color: #6c6c6c; }
-.Identifier { color: #804000; }
-.cSpecial { color: #008000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -40,11 +39,14 @@ ADD<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;add&quot;</span>] = ADD<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> ADD: <span class="Delimiter">{</span>
-  <span class="Normal">double</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
+case ADD: <span class="Delimiter">{</span>
+  double result = <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="CommentedCode">//?   if (!tb_is_active()) cerr &lt;&lt; ingredients.at(1).at(0) &lt;&lt; '\n'; //? 1</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)));</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+      raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'add' requires number ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+      <span class="Identifier">goto</span> finish_instruction<span class="Delimiter">;</span>
+    <span class="Delimiter">}</span>
     result += ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
@@ -77,15 +79,21 @@ SUBTRACT<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;subtract&quot;</span>] = SUBTRACT<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> SUBTRACT: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+case SUBTRACT: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'subtract' has no ingredients</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)));</span>
-  <span class="Normal">double</span> result = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)));</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'subtract' requires number ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">goto</span> finish_instruction<span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  double result = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+      raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'subtract' requires number ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+      <span class="Identifier">goto</span> finish_instruction<span class="Delimiter">;</span>
+    <span class="Delimiter">}</span>
     result -= ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
@@ -118,10 +126,13 @@ MULTIPLY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;multiply&quot;</span>] = MULTIPLY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> MULTIPLY: <span class="Delimiter">{</span>
-  <span class="Normal">double</span> result = <span class="Constant">1</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)));</span>
+case MULTIPLY: <span class="Delimiter">{</span>
+  double result = <span class="Constant">1</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+      raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'multiply' requires number ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+      <span class="Identifier">goto</span> finish_instruction<span class="Delimiter">;</span>
+    <span class="Delimiter">}</span>
     result *= ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
@@ -154,15 +165,21 @@ DIVIDE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;divide&quot;</span>] = DIVIDE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> DIVIDE: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+case DIVIDE: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'divide' has no ingredients</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)));</span>
-  <span class="Normal">double</span> result = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)));</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'divide' requires number ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">goto</span> finish_instruction<span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  double result = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+      raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'divide' requires number ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+      <span class="Identifier">goto</span> finish_instruction<span class="Delimiter">;</span>
+    <span class="Delimiter">}</span>
     result /= ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
@@ -197,14 +214,18 @@ DIVIDE_WITH_REMAINDER<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;divide-with-remainder&quot;</span>] = DIVIDE_WITH_REMAINDER<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> DIVIDE_WITH_REMAINDER: <span class="Delimiter">{</span>
+case DIVIDE_WITH_REMAINDER: <span class="Delimiter">{</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'divide-with-remainder' requires exactly two ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'divide-with-remainder' requires exactly two ingredients, but got '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> quotient = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> / ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> remainder = <span class="Normal">static_cast</span>&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt;<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> % <span class="Normal">static_cast</span>&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt;<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> || !scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'divide-with-remainder' requires number ingredients, but got '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">goto</span> finish_instruction<span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  long long int quotient = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> / ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  long long int remainder = static_cast&lt;long long int&gt;<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> % static_cast&lt;long long int&gt;<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
   <span class="Comment">// very large integers will lose precision</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>quotient<span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>remainder<span class="Delimiter">);</span>
@@ -235,10 +256,10 @@ recipe main [
 <span class="traceContains">+mem: storing 2.5 in location 1</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">inline</span> <span class="Normal">bool</span> scalar<span class="Delimiter">(</span><span class="Normal">const</span> vector&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt;&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+inline bool scalar<span class="Delimiter">(</span>const vector&lt;long long int&gt;&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> SIZE<span class="Delimiter">(</span>x<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
-<span class="Normal">inline</span> <span class="Normal">bool</span> scalar<span class="Delimiter">(</span><span class="Normal">const</span> vector&lt;<span class="Normal">double</span>&gt;&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+inline bool scalar<span class="Delimiter">(</span>const vector&lt;double&gt;&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> SIZE<span class="Delimiter">(</span>x<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 </pre>
diff --git a/html/022boolean.cc.html b/html/022boolean.cc.html
index 4d3c3c80..f1c0b5b2 100644
--- a/html/022boolean.cc.html
+++ b/html/022boolean.cc.html
@@ -13,13 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
+.cSpecial { color: #008000; }
 .traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -38,10 +38,13 @@ AND<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;and&quot;</span>] = AND<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> AND: <span class="Delimiter">{</span>
-  <span class="Normal">bool</span> result = <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)));</span>
+case AND: <span class="Delimiter">{</span>
+  bool result = <span class="Constant">true</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+      raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'and' requires boolean ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+      <span class="Identifier">goto</span> finish_instruction<span class="Delimiter">;</span>
+    <span class="Delimiter">}</span>
     result = result &amp;&amp; ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
@@ -53,25 +56,25 @@ Recipe_ordinal[<span class="Constant">&quot;and&quot;</span>] = AND<span class="
 recipe main [
   <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
   <span class="Constant">2</span>:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
-  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">and</span> <span class="Constant">1</span>:boolean<span class="Delimiter">,</span> <span class="Constant">2</span>:boolean
+  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>and <span class="Constant">1</span>:boolean<span class="Delimiter">,</span> <span class="Constant">2</span>:boolean
 ]
 <span class="traceContains">+mem: storing 0 in location 3</span>
 
-<span class="Delimiter">:(scenario and2)</span>
+<span class="Delimiter">:(scenario and_2)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">and</span> <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">1</span>
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>and <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">1</span>
 ]
 <span class="traceContains">+mem: storing 1 in location 1</span>
 
 <span class="Delimiter">:(scenario and_multiple)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">and</span> <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">0</span>
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>and <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">0</span>
 ]
 <span class="traceContains">+mem: storing 0 in location 1</span>
 
-<span class="Delimiter">:(scenario and_multiple2)</span>
+<span class="Delimiter">:(scenario and_multiple_2)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">and</span> <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">1</span>
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>and <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">1</span>
 ]
 <span class="traceContains">+mem: storing 1 in location 1</span>
 
@@ -80,10 +83,13 @@ OR<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;or&quot;</span>] = OR<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> OR: <span class="Delimiter">{</span>
-  <span class="Normal">bool</span> result = <span class="Constant">false</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)));</span>
+case OR: <span class="Delimiter">{</span>
+  bool result = <span class="Constant">false</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+      raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'or' requires boolean ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+      <span class="Identifier">goto</span> finish_instruction<span class="Delimiter">;</span>
+    <span class="Delimiter">}</span>
     result = result || ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
@@ -95,25 +101,25 @@ Recipe_ordinal[<span class="Constant">&quot;or&quot;</span>] = OR<span class="De
 recipe main [
   <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
   <span class="Constant">2</span>:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
-  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">or</span> <span class="Constant">1</span>:boolean<span class="Delimiter">,</span> <span class="Constant">2</span>:boolean
+  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>or <span class="Constant">1</span>:boolean<span class="Delimiter">,</span> <span class="Constant">2</span>:boolean
 ]
 <span class="traceContains">+mem: storing 1 in location 3</span>
 
-<span class="Delimiter">:(scenario or2)</span>
+<span class="Delimiter">:(scenario or_2)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">or</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">0</span>
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>or <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">0</span>
 ]
 <span class="traceContains">+mem: storing 0 in location 1</span>
 
 <span class="Delimiter">:(scenario or_multiple)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">and</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">0</span>
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>and <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">0</span>
 ]
 <span class="traceContains">+mem: storing 0 in location 1</span>
 
-<span class="Delimiter">:(scenario or_multiple2)</span>
+<span class="Delimiter">:(scenario or_multiple_2)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">or</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">1</span>
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>or <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">1</span>
 ]
 <span class="traceContains">+mem: storing 1 in location 1</span>
 
@@ -122,10 +128,13 @@ NOT<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;not&quot;</span>] = NOT<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> NOT: <span class="Delimiter">{</span>
+case NOT: <span class="Delimiter">{</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">));</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)));</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+      raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'not' requires boolean ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+      <span class="Identifier">goto</span> finish_instruction<span class="Delimiter">;</span>
+    <span class="Delimiter">}</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>!ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -134,13 +143,13 @@ Recipe_ordinal[<span class="Constant">&quot;not&quot;</span>] = NOT<span class="
 <span class="Delimiter">:(scenario not)</span>
 recipe main [
   <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
-  <span class="Constant">2</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">not</span> <span class="Constant">1</span>:boolean
+  <span class="Constant">2</span>:boolean<span class="Special"> &lt;- </span>not <span class="Constant">1</span>:boolean
 ]
 <span class="traceContains">+mem: storing 0 in location 2</span>
 
 <span class="Delimiter">:(scenario not_multiple)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Delimiter">,</span> <span class="Constant">2</span>:boolean<span class="Delimiter">,</span> <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">not</span> <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">1</span>
+  <span class="Constant">1</span>:boolean<span class="Delimiter">,</span> <span class="Constant">2</span>:boolean<span class="Delimiter">,</span> <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>not <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">1</span>
 ]
 <span class="traceContains">+mem: storing 0 in location 1</span>
 <span class="traceContains">+mem: storing 1 in location 2</span>
diff --git a/html/023jump.cc.html b/html/023jump.cc.html
index 29b0ed48..63248241 100644
--- a/html/023jump.cc.html
+++ b/html/023jump.cc.html
@@ -13,16 +13,15 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
 .traceAbsent { color: #c00000; }
-.Constant { color: #00a0a0; }
+.Identifier { color: #804000; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
-.Special { color: #ff6060; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
+.Special { color: #ff6060; }
 .CommentedCode { color: #6c6c6c; }
-.Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -51,12 +50,12 @@ JUMP<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;jump&quot;</span>] = JUMP<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> JUMP: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case JUMP: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'jump' requires exactly one ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'jump' should be a label or offset, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -86,21 +85,21 @@ JUMP_IF<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;jump-if&quot;</span>] = JUMP_IF<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> JUMP_IF: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case JUMP_IF: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'jump-if' requires exactly two ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'jump-if' requires a boolean for its first ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'jump-if' requires a label or offset for its second ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   assert<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>initialized<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
     trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump-if fell through&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -111,7 +110,7 @@ Recipe_ordinal[<span class="Constant">&quot;jump-if&quot;</span>] = JUMP_IF<span
 
 <span class="Delimiter">:(scenario jump_if)</span>
 recipe main [
-  jump-<span class="Normal">if</span> <span class="Constant">999</span><span class="Delimiter">,</span> <span class="Constant">1</span>:offset
+  jump-if <span class="Constant">999</span><span class="Delimiter">,</span> <span class="Constant">1</span>:offset
   <span class="Constant">123</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
 ]
 <span class="traceContains">+run: jump-if 999, 1:offset</span>
@@ -121,7 +120,7 @@ recipe main [
 
 <span class="Delimiter">:(scenario jump_if_fallthrough)</span>
 recipe main [
-  jump-<span class="Normal">if</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">1</span>:offset
+  jump-if <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">1</span>:offset
   <span class="Constant">123</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
 ]
 <span class="traceContains">+run: jump-if 0, 1:offset</span>
@@ -134,21 +133,21 @@ JUMP_UNLESS<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;jump-unless&quot;</span>] = JUMP_UNLESS<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> JUMP_UNLESS: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case JUMP_UNLESS: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'jump-unless' requires exactly two ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'jump-unless' requires a boolean for its first ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'jump-unless' requires a label or offset for its second ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   assert<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>initialized<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
     trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump-unless fell through&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
diff --git a/html/024compare.cc.html b/html/024compare.cc.html
index 6e1b5af7..1fb7c4a5 100644
--- a/html/024compare.cc.html
+++ b/html/024compare.cc.html
@@ -13,14 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.traceContains { color: #008000; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -39,15 +38,15 @@ EQUAL<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;equal&quot;</span>] = EQUAL<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> EQUAL: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &lt;= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case EQUAL: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &lt;= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'equal' needs at least two ingredients to compare in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  vector&lt;<span class="Normal">double</span>&gt;&amp; exemplar = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">bool</span> result = <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!equal<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>begin<span class="Delimiter">(),</span> ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>end<span class="Delimiter">(),</span> exemplar<span class="Delimiter">.</span>begin<span class="Delimiter">()))</span> <span class="Delimiter">{</span>
+  vector&lt;double&gt;&amp; exemplar = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  bool result = <span class="Constant">true</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!equal<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>begin<span class="Delimiter">(),</span> ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>end<span class="Delimiter">(),</span> exemplar<span class="Delimiter">.</span>begin<span class="Delimiter">()))</span> <span class="Delimiter">{</span>
       result = <span class="Constant">false</span><span class="Delimiter">;</span>
       <span class="Identifier">break</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
@@ -67,7 +66,7 @@ recipe main [
 <span class="traceContains">+mem: location 2 is 33</span>
 <span class="traceContains">+mem: storing 0 in location 3</span>
 
-<span class="Delimiter">:(scenario equal2)</span>
+<span class="Delimiter">:(scenario equal_2)</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
@@ -83,7 +82,7 @@ recipe main [
 ]
 <span class="traceContains">+mem: storing 1 in location 1</span>
 
-<span class="Delimiter">:(scenario equal_multiple2)</span>
+<span class="Delimiter">:(scenario equal_multiple_2)</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>equal <span class="Constant">34</span><span class="Delimiter">,</span> <span class="Constant">34</span><span class="Delimiter">,</span> <span class="Constant">35</span>
 ]
@@ -94,24 +93,24 @@ GREATER_THAN<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;greater-than&quot;</span>] = GREATER_THAN<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> GREATER_THAN: <span class="Delimiter">{</span>
-  <span class="Normal">bool</span> result = <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &lt;= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case GREATER_THAN: <span class="Delimiter">{</span>
+  bool result = <span class="Constant">true</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &lt;= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'greater-than' needs at least two ingredients to compare in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
       raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'greater-than' can only compare numbers; got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Identifier">goto</span> finish_greater_than<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Comment">/**/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i-<span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &lt;= ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Comment">/**/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i-<span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &lt;= ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
       result = <span class="Constant">false</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">finish_greater_than</span>:
+  finish_greater_than:
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>result<span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -125,7 +124,7 @@ recipe main [
 ]
 <span class="traceContains">+mem: storing 1 in location 3</span>
 
-<span class="Delimiter">:(scenario greater_than2)</span>
+<span class="Delimiter">:(scenario greater_than_2)</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
@@ -139,7 +138,7 @@ recipe main [
 ]
 <span class="traceContains">+mem: storing 1 in location 1</span>
 
-<span class="Delimiter">:(scenario greater_than_multiple2)</span>
+<span class="Delimiter">:(scenario greater_than_multiple_2)</span>
 recipe main [
   <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>greater-than <span class="Constant">36</span><span class="Delimiter">,</span> <span class="Constant">35</span><span class="Delimiter">,</span> <span class="Constant">35</span>
 ]
@@ -150,24 +149,24 @@ LESSER_THAN<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;lesser-than&quot;</span>] = LESSER_THAN<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> LESSER_THAN: <span class="Delimiter">{</span>
-  <span class="Normal">bool</span> result = <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &lt;= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case LESSER_THAN: <span class="Delimiter">{</span>
+  bool result = <span class="Constant">true</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &lt;= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'lesser-than' needs at least two ingredients to compare in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
       raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'lesser-than' can only compare numbers; got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Identifier">goto</span> finish_lesser_than<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Comment">/**/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i-<span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &gt;= ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Comment">/**/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i-<span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &gt;= ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
       result = <span class="Constant">false</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">finish_lesser_than</span>:
+  finish_lesser_than:
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>result<span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -181,7 +180,7 @@ recipe main [
 ]
 <span class="traceContains">+mem: storing 1 in location 3</span>
 
-<span class="Delimiter">:(scenario lesser_than2)</span>
+<span class="Delimiter">:(scenario lesser_than_2)</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">33</span>
@@ -195,7 +194,7 @@ recipe main [
 ]
 <span class="traceContains">+mem: storing 1 in location 1</span>
 
-<span class="Delimiter">:(scenario lesser_than_multiple2)</span>
+<span class="Delimiter">:(scenario lesser_than_multiple_2)</span>
 recipe main [
   <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>lesser-than <span class="Constant">34</span><span class="Delimiter">,</span> <span class="Constant">35</span><span class="Delimiter">,</span> <span class="Constant">35</span>
 ]
@@ -206,24 +205,24 @@ GREATER_OR_EQUAL<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;greater-or-equal&quot;</span>] = GREATER_OR_EQUAL<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> GREATER_OR_EQUAL: <span class="Delimiter">{</span>
-  <span class="Normal">bool</span> result = <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &lt;= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case GREATER_OR_EQUAL: <span class="Delimiter">{</span>
+  bool result = <span class="Constant">true</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &lt;= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'greater-or-equal' needs at least two ingredients to compare in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
       raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'greater-or-equal' can only compare numbers; got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Identifier">goto</span> finish_greater_or_equal<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Comment">/**/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i-<span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &lt; ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Comment">/**/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i-<span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &lt; ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
       result = <span class="Constant">false</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">finish_greater_or_equal</span>:
+  finish_greater_or_equal:
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>result<span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -233,35 +232,35 @@ Recipe_ordinal[<span class="Constant">&quot;greater-or-equal&quot;</span>] = GRE
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">33</span>
-  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>greater-<span class="Normal">or</span>-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number
+  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>greater-or-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number
 ]
 <span class="traceContains">+mem: storing 1 in location 3</span>
 
-<span class="Delimiter">:(scenario greater_or_equal2)</span>
+<span class="Delimiter">:(scenario greater_or_equal_2)</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
-  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>greater-<span class="Normal">or</span>-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number
+  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>greater-or-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number
 ]
 <span class="traceContains">+mem: storing 1 in location 3</span>
 
-<span class="Delimiter">:(scenario greater_or_equal3)</span>
+<span class="Delimiter">:(scenario greater_or_equal_3)</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>
-  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>greater-<span class="Normal">or</span>-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number
+  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>greater-or-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number
 ]
 <span class="traceContains">+mem: storing 0 in location 3</span>
 
 <span class="Delimiter">:(scenario greater_or_equal_multiple)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>greater-<span class="Normal">or</span>-equal <span class="Constant">36</span><span class="Delimiter">,</span> <span class="Constant">35</span><span class="Delimiter">,</span> <span class="Constant">35</span>
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>greater-or-equal <span class="Constant">36</span><span class="Delimiter">,</span> <span class="Constant">35</span><span class="Delimiter">,</span> <span class="Constant">35</span>
 ]
 <span class="traceContains">+mem: storing 1 in location 1</span>
 
-<span class="Delimiter">:(scenario greater_or_equal_multiple2)</span>
+<span class="Delimiter">:(scenario greater_or_equal_multiple_2)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>greater-<span class="Normal">or</span>-equal <span class="Constant">36</span><span class="Delimiter">,</span> <span class="Constant">35</span><span class="Delimiter">,</span> <span class="Constant">36</span>
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>greater-or-equal <span class="Constant">36</span><span class="Delimiter">,</span> <span class="Constant">35</span><span class="Delimiter">,</span> <span class="Constant">36</span>
 ]
 <span class="traceContains">+mem: storing 0 in location 1</span>
 
@@ -270,24 +269,24 @@ LESSER_OR_EQUAL<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;lesser-or-equal&quot;</span>] = LESSER_OR_EQUAL<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> LESSER_OR_EQUAL: <span class="Delimiter">{</span>
-  <span class="Normal">bool</span> result = <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &lt;= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case LESSER_OR_EQUAL: <span class="Delimiter">{</span>
+  bool result = <span class="Constant">true</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &lt;= <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'lesser-or-equal' needs at least two ingredients to compare in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
       raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'lesser-or-equal' can only compare numbers; got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Identifier">goto</span> finish_lesser_or_equal<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Comment">/**/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i-<span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &gt; ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Comment">/**/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i-<span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &gt; ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
       result = <span class="Constant">false</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">finish_lesser_or_equal</span>:
+  finish_lesser_or_equal:
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>result<span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -297,35 +296,35 @@ Recipe_ordinal[<span class="Constant">&quot;lesser-or-equal&quot;</span>] = LESS
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">32</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">33</span>
-  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>lesser-<span class="Normal">or</span>-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number
+  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>lesser-or-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number
 ]
 <span class="traceContains">+mem: storing 1 in location 3</span>
 
-<span class="Delimiter">:(scenario lesser_or_equal2)</span>
+<span class="Delimiter">:(scenario lesser_or_equal_2)</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">33</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">33</span>
-  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>lesser-<span class="Normal">or</span>-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number
+  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>lesser-or-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number
 ]
 <span class="traceContains">+mem: storing 1 in location 3</span>
 
-<span class="Delimiter">:(scenario lesser_or_equal3)</span>
+<span class="Delimiter">:(scenario lesser_or_equal_3)</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">33</span>
-  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>lesser-<span class="Normal">or</span>-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number
+  <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>lesser-or-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">2</span>:number
 ]
 <span class="traceContains">+mem: storing 0 in location 3</span>
 
 <span class="Delimiter">:(scenario lesser_or_equal_multiple)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>lesser-<span class="Normal">or</span>-equal <span class="Constant">34</span><span class="Delimiter">,</span> <span class="Constant">35</span><span class="Delimiter">,</span> <span class="Constant">35</span>
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>lesser-or-equal <span class="Constant">34</span><span class="Delimiter">,</span> <span class="Constant">35</span><span class="Delimiter">,</span> <span class="Constant">35</span>
 ]
 <span class="traceContains">+mem: storing 1 in location 1</span>
 
-<span class="Delimiter">:(scenario lesser_or_equal_multiple2)</span>
+<span class="Delimiter">:(scenario lesser_or_equal_multiple_2)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>lesser-<span class="Normal">or</span>-equal <span class="Constant">34</span><span class="Delimiter">,</span> <span class="Constant">35</span><span class="Delimiter">,</span> <span class="Constant">34</span>
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>lesser-or-equal <span class="Constant">34</span><span class="Delimiter">,</span> <span class="Constant">35</span><span class="Delimiter">,</span> <span class="Constant">34</span>
 ]
 <span class="traceContains">+mem: storing 0 in location 1</span>
 </pre>
diff --git a/html/029tools.cc.html b/html/029tools.cc.html
index c25d25d4..9db3f206 100644
--- a/html/029tools.cc.html
+++ b/html/029tools.cc.html
@@ -13,16 +13,15 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.SalientComment { color: #00ffff; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
+.SalientComment { color: #00ffff; }
 .Special { color: #ff6060; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
-.CommentedCode { color: #6c6c6c; }
+.traceContains { color: #008000; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -38,7 +37,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 
 <span class="Delimiter">:(scenario trace)</span>
 recipe main [
-  trace [foo]<span class="Delimiter">,</span> [<span class="Normal">this</span> is a trace in mu]
+  trace <span class="Constant">1</span><span class="Delimiter">,</span> [foo]<span class="Delimiter">,</span> [this is a trace in mu]
 ]
 <span class="traceContains">+foo: this is a trace in mu</span>
 
@@ -47,32 +46,82 @@ TRACE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;trace&quot;</span>] = TRACE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> TRACE: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> == <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    assert<span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)));</span>
-    string label = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
-    assert<span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)));</span>
-    string message = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
-    trace<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">,</span> label<span class="Delimiter">)</span> &lt;&lt; message &lt;&lt; end<span class="Delimiter">();</span>
+case TRACE: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">)</span> &lt; <span class="Constant">3</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'trace' takes three or more ingredients rather than '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'trace' should be a number (depth), but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  long long int depth = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>!is_literal_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: second ingredient of 'trace' should be a literal string (label), but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    assert<span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)));</span>
-    string message = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
-<span class="CommentedCode">//?     cerr &lt;&lt; &quot;tracing &quot; &lt;&lt; message &lt;&lt; '\n'; //? 1</span>
-    trace<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">&quot;app&quot;</span><span class="Delimiter">)</span> &lt;&lt; message &lt;&lt; end<span class="Delimiter">();</span>
+  string label = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
+  ostringstream out<span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">2</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    out &lt;&lt; print_mu<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Delimiter">{</span>
-    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'trace' takes one or two ingredients rather than '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+  trace<span class="Delimiter">(</span>depth<span class="Delimiter">,</span> label<span class="Delimiter">)</span> &lt;&lt; out<span class="Delimiter">.</span>str<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
+<span class="Comment">//: a smarter but more limited version of 'trace'</span>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+STASH<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;stash&quot;</span>] = STASH<span class="Delimiter">;</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
+case STASH: <span class="Delimiter">{</span>
+  ostringstream out<span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    out &lt;&lt; print_mu<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
   <span class="Delimiter">}</span>
+  trace<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">&quot;app&quot;</span><span class="Delimiter">)</span> &lt;&lt; out<span class="Delimiter">.</span>str<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
+<span class="Delimiter">:(scenario stash_literal_string)</span>
+recipe main [
+  stash [foo]
+]
+<span class="traceContains">+app: foo</span>
+
+<span class="Delimiter">:(scenario stash_literal_number)</span>
+recipe main [
+  stash [foo: ]<span class="Delimiter">,</span> <span class="Constant">4</span>
+]
+<span class="traceContains">+app: foo: 4</span>
+
+<span class="Delimiter">:(scenario stash_number)</span>
+recipe main [
+  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
+  stash [foo: ]<span class="Delimiter">,</span> <span class="Constant">1</span>:number
+]
+<span class="traceContains">+app: foo: 34</span>
+
+<span class="Delimiter">:(code)</span>
+string print_mu<span class="Delimiter">(</span>const reagent&amp; r<span class="Delimiter">,</span> const vector&lt;double&gt;&amp; data<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>r<span class="Delimiter">))</span>
+    <span class="Identifier">return</span> r<span class="Delimiter">.</span>name<span class="Delimiter">;</span>
+  <span class="Comment">// End print Special-cases(reagent r, data)</span>
+  ostringstream out<span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>data<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    out &lt;&lt; data<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">' '</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
+<span class="Delimiter">}</span>
+
 <span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
 HIDE_WARNINGS<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;hide-warnings&quot;</span>] = HIDE_WARNINGS<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> HIDE_WARNINGS: <span class="Delimiter">{</span>
+case HIDE_WARNINGS: <span class="Delimiter">{</span>
   Hide_warnings = <span class="Constant">true</span><span class="Delimiter">;</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -82,7 +131,7 @@ SHOW_WARNINGS<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;show-warnings&quot;</span>] = SHOW_WARNINGS<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> SHOW_WARNINGS: <span class="Delimiter">{</span>
+case SHOW_WARNINGS: <span class="Delimiter">{</span>
   Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -92,10 +141,10 @@ _START_TRACING<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$start-tracing&quot;</span>] = _START_TRACING<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _START_TRACING: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
+case _START_TRACING: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
     Trace_stream<span class="Delimiter">-&gt;</span>dump_layer = <span class="Constant">&quot;all&quot;</span><span class="Delimiter">;</span>
-  <span class="Normal">else</span>
+  else
     Trace_stream<span class="Delimiter">-&gt;</span>dump_layer = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
 <span class="CommentedCode">//?   cout &lt;&lt; Trace_stream &lt;&lt; &quot;: &quot; &lt;&lt; Trace_stream-&gt;dump_layer &lt;&lt; '\n'; //? 1</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -106,7 +155,7 @@ _STOP_TRACING<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$stop-tracing&quot;</span>] = _STOP_TRACING<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _STOP_TRACING: <span class="Delimiter">{</span>
+case _STOP_TRACING: <span class="Delimiter">{</span>
   Trace_stream<span class="Delimiter">-&gt;</span>dump_layer = <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -116,9 +165,9 @@ _CLOSE_TRACE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$close-trace&quot;</span>] = _CLOSE_TRACE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _CLOSE_TRACE: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">delete</span> Trace_stream<span class="Delimiter">;</span>
+case _CLOSE_TRACE: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    delete Trace_stream<span class="Delimiter">;</span>
     Trace_stream = <span class="Constant">NULL</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -129,11 +178,11 @@ _DUMP_TRACE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$dump-trace&quot;</span>] = _DUMP_TRACE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _DUMP_TRACE: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+case _DUMP_TRACE: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     DUMP<span class="Delimiter">(</span><span class="Constant">&quot;&quot;</span><span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Delimiter">{</span>
+  else <span class="Delimiter">{</span>
     DUMP<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -144,7 +193,7 @@ _CLEAR_TRACE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$clear-trace&quot;</span>] = _CLEAR_TRACE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _CLEAR_TRACE: <span class="Delimiter">{</span>
+case _CLEAR_TRACE: <span class="Delimiter">{</span>
   CLEAR_TRACE<span class="Delimiter">;</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -154,7 +203,7 @@ Recipe_ordinal[<span class="Constant">&quot;$clear-trace&quot;</span>] = _CLEAR_
 <span class="Delimiter">:(scenario assert)</span>
 <span class="Special">% Hide_warnings = true;  // '%' lines insert arbitrary C code into tests before calling 'run' with the lines below. Must be immediately after :(scenario) line.</span>
 recipe main [
-  assert <span class="Constant">0</span><span class="Delimiter">,</span> [<span class="Normal">this</span> is an assert in mu]
+  assert <span class="Constant">0</span><span class="Delimiter">,</span> [this is an assert in mu]
 ]
 <span class="traceContains">+warn: this is an assert in mu</span>
 
@@ -163,20 +212,20 @@ ASSERT<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;assert&quot;</span>] = ASSERT<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> ASSERT: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case ASSERT: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'assert' takes exactly two ingredients rather than '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'assert' requires a boolean for its first ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'assert' requires a literal string for its second ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -189,19 +238,19 @@ _PRINT<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$print&quot;</span>] = _PRINT<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _PRINT: <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+case _PRINT: <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
       trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;$print: &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>name &lt;&lt; end<span class="Delimiter">();</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>has_property<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> <span class="Constant">&quot;newline&quot;</span><span class="Delimiter">))</span>
+      if <span class="Delimiter">(</span>has_property<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> <span class="Constant">&quot;newline&quot;</span><span class="Delimiter">))</span>
         cout &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
-      <span class="Normal">else</span>
+      else
         cout &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>name<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">else</span> <span class="Delimiter">{</span>
-      <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    else <span class="Delimiter">{</span>
+      for <span class="Delimiter">(</span>long long int j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;$print: &quot;</span> &lt;&lt; ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)</span> &lt;&lt; end<span class="Delimiter">();</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>j &gt; <span class="Constant">0</span><span class="Delimiter">)</span> cout &lt;&lt; <span class="Constant">&quot; &quot;</span><span class="Delimiter">;</span>
+        if <span class="Delimiter">(</span>j &gt; <span class="Constant">0</span><span class="Delimiter">)</span> cout &lt;&lt; <span class="Constant">&quot; &quot;</span><span class="Delimiter">;</span>
         cout &lt;&lt; ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span>
       <span class="Delimiter">}</span>
     <span class="Delimiter">}</span>
@@ -214,7 +263,7 @@ _EXIT<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$exit&quot;</span>] = _EXIT<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _EXIT: <span class="Delimiter">{</span>
+case _EXIT: <span class="Delimiter">{</span>
   exit<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -224,12 +273,12 @@ _SYSTEM<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$system&quot;</span>] = _SYSTEM<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _SYSTEM: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+case _SYSTEM: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: '$system' requires exactly one ingredient, but got none</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">int</span> status = system<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">.</span>c_str<span class="Delimiter">());</span>
+  int status = system<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">.</span>c_str<span class="Delimiter">());</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>status<span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -242,7 +291,7 @@ _DUMP_MEMORY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$dump-memory&quot;</span>] = _DUMP_MEMORY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _DUMP_MEMORY: <span class="Delimiter">{</span>
+case _DUMP_MEMORY: <span class="Delimiter">{</span>
   dump_memory<span class="Delimiter">();</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
diff --git a/html/030container.cc.html b/html/030container.cc.html
index 42f162ab..827e6f74 100644
--- a/html/030container.cc.html
+++ b/html/030container.cc.html
@@ -13,17 +13,16 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
 .SalientComment { color: #00ffff; }
-.Constant { color: #00a0a0; }
-.cSpecial { color: #008000; }
 .traceAbsent { color: #c00000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.CommentedCode { color: #6c6c6c; }
+.cSpecial { color: #008000; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
-.CommentedCode { color: #6c6c6c; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -63,6 +62,14 @@ recipe main [
 <span class="traceContains">+mem: storing 34 in location 3</span>
 <span class="traceContains">+mem: storing 35 in location 4</span>
 
+<span class="Comment">//: trying to copy to a differently-sized destination will fail</span>
+<span class="Delimiter">:(scenario copy_checks_size)</span>
+<span class="Special">% Hide_warnings = true;</span>
+recipe main [
+  <span class="Constant">2</span>:point<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number
+]
+<span class="traceContains">+warn: main: size mismatch in storing to 2:point at '2:point &lt;- copy 1:number'</span>
+
 <span class="Delimiter">:(before &quot;End Mu Types Initialization&quot;)</span>
 <span class="Comment">// A more complex container, containing another container as one of its</span>
 <span class="Comment">// elements.</span>
@@ -101,7 +108,7 @@ recipe main [
 ]
 <span class="traceContains">+mem: storing 1 in location 7</span>
 
-<span class="Delimiter">:(scenario compare_multiple_locations2)</span>
+<span class="Delimiter">:(scenario compare_multiple_locations_2)</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>  <span class="Comment"># first</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>
@@ -115,12 +122,12 @@ recipe main [
 
 <span class="Delimiter">:(before &quot;End size_of(types) Cases&quot;)</span>
 type_info t = Type[types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span>]<span class="Delimiter">;</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>t<span class="Delimiter">.</span>kind == container<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>t<span class="Delimiter">.</span>kind == container<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Comment">// size of a container is the sum of the sizes of its elements</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>t<span class="Delimiter">.</span>elements<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int result = <span class="Constant">0</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>t<span class="Delimiter">.</span>elements<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     <span class="Comment">// todo: strengthen assertion to disallow mutual type recursion</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == t<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == t<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
       raise &lt;&lt; <span class="Constant">&quot;container &quot;</span> &lt;&lt; t<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; can't include itself as a member</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
@@ -129,6 +136,15 @@ type_info t = Type[types<span class="Delimiter">.</span>at<span class="Delimiter
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
+<span class="Delimiter">:(scenario stash_container)</span>
+recipe main [
+  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>  <span class="Comment"># first</span>
+  <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>
+  <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">36</span>
+  stash [foo: ]<span class="Delimiter">,</span> <span class="Constant">1</span>:point-number/<span class="Special">raw</span>
+]
+<span class="traceContains">+app: foo: 34 35 36</span>
+
 <span class="SalientComment">//:: To access elements of a container, use 'get'</span>
 <span class="Delimiter">:(scenario get)</span>
 recipe main [
@@ -143,34 +159,34 @@ GET<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;get&quot;</span>] = GET<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> GET: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case GET: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'get' expects exactly 2 ingredients in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   reagent base = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>base_address == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>base_address == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: tried to access location 0 in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  type_ordinal base_type = base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Type[base_type]<span class="Delimiter">.</span>kind != container<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    raise &lt;&lt; current_recipe_name <span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'get' should be a container, but got &quot;</span> &lt;&lt; base<span class="Delimiter">.</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || Type[base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span>]<span class="Delimiter">.</span>kind != container<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name <span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'get' should be a container, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  type_ordinal base_type = base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: second ingredient of 'get' should have type 'offset', but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)));</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> offset = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> src = base_address<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; offset<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int offset = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  long long int src = base_address<span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; offset<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     src += size_of<span class="Delimiter">(</span>Type[base_type]<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
   <span class="Delimiter">}</span>
   trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;address to copy is &quot;</span> &lt;&lt; src &lt;&lt; end<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>offset &lt; <span class="Constant">0</span> || offset &gt;= SIZE<span class="Delimiter">(</span>Type[base_type]<span class="Delimiter">.</span>elements<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>offset &lt; <span class="Constant">0</span> || offset &gt;= SIZE<span class="Delimiter">(</span>Type[base_type]<span class="Delimiter">.</span>elements<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: invalid offset &quot;</span> &lt;&lt; offset &lt;&lt; <span class="Constant">&quot; for &quot;</span> &lt;&lt; Type[base_type]<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -212,7 +228,7 @@ recipe main [
 ]
 <span class="traceContains">+warn: main: invalid offset 2 for point-number</span>
 
-<span class="Delimiter">:(scenario get_out_of_bounds2)</span>
+<span class="Delimiter">:(scenario get_out_of_bounds_2)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
   <span class="Constant">12</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
@@ -227,30 +243,30 @@ GET_ADDRESS<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;get-address&quot;</span>] = GET_ADDRESS<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> GET_ADDRESS: <span class="Delimiter">{</span>
+case GET_ADDRESS: <span class="Delimiter">{</span>
   reagent base = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>base_address == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>base_address == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: tried to access location 0 in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  type_ordinal base_type = base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Type[base_type]<span class="Delimiter">.</span>kind != container<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    raise &lt;&lt; current_recipe_name <span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'get-address' should be a container, but got &quot;</span> &lt;&lt; base<span class="Delimiter">.</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || Type[base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span>]<span class="Delimiter">.</span>kind != container<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name <span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'get-address' should be a container, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  type_ordinal base_type = base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: second ingredient of 'get-address' should have type 'offset', but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)));</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> offset = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>offset &lt; <span class="Constant">0</span> || offset &gt;= SIZE<span class="Delimiter">(</span>Type[base_type]<span class="Delimiter">.</span>elements<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  long long int offset = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>offset &lt; <span class="Constant">0</span> || offset &gt;= SIZE<span class="Delimiter">(</span>Type[base_type]<span class="Delimiter">.</span>elements<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; <span class="Constant">&quot;invalid offset &quot;</span> &lt;&lt; offset &lt;&lt; <span class="Constant">&quot; for &quot;</span> &lt;&lt; Type[base_type]<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = base_address<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; offset<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int result = base_address<span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; offset<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     result += size_of<span class="Delimiter">(</span>Type[base_type]<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
   <span class="Delimiter">}</span>
   trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;address to copy is &quot;</span> &lt;&lt; result &lt;&lt; end<span class="Delimiter">();</span>
@@ -269,7 +285,7 @@ recipe main [
 ]
 <span class="traceContains">+warn: invalid offset 2 for point-number</span>
 
-<span class="Delimiter">:(scenario get_address_out_of_bounds2)</span>
+<span class="Delimiter">:(scenario get_address_out_of_bounds_2)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
   <span class="Constant">12</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
@@ -284,8 +300,8 @@ recipe main [
 <span class="Delimiter">:(scenarios load)</span>
 <span class="Delimiter">:(scenario container)</span>
 container foo [
-  <span class="Normal">x</span>:number
-  <span class="Normal">y</span>:number
+  x:number
+  y:number
 ]
 <span class="traceContains">+parse: reading container foo</span>
 <span class="traceContains">+parse:   element name: x</span>
@@ -295,13 +311,13 @@ container foo [
 
 <span class="Delimiter">:(scenario container_use_before_definition)</span>
 container foo [
-  <span class="Normal">x</span>:number
-  <span class="Normal">y</span>:bar
+  x:number
+  y:bar
 ]
 
 container bar [
-  <span class="Normal">x</span>:number
-  <span class="Normal">y</span>:number
+  x:number
+  y:number
 ]
 <span class="traceContains">+parse: reading container foo</span>
 <span class="traceContains">+parse: type number: 1000</span>
@@ -313,19 +329,19 @@ container bar [
 <span class="traceContains">+parse: type number: 1001</span>
 
 <span class="Delimiter">:(before &quot;End Command Handlers&quot;)</span>
-<span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>command == <span class="Constant">&quot;container&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+else if <span class="Delimiter">(</span>command == <span class="Constant">&quot;container&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
   insert_container<span class="Delimiter">(</span>command<span class="Delimiter">,</span> container<span class="Delimiter">,</span> in<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> insert_container<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; command<span class="Delimiter">,</span> kind_of_type kind<span class="Delimiter">,</span> istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void insert_container<span class="Delimiter">(</span>const string&amp; command<span class="Delimiter">,</span> kind_of_type kind<span class="Delimiter">,</span> istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   skip_whitespace<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
   string name = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;parse&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;reading &quot;</span> &lt;&lt; command &lt;&lt; <span class="Constant">' '</span> &lt;&lt; name &lt;&lt; end<span class="Delimiter">();</span>
 <span class="CommentedCode">//?   cout &lt;&lt; name &lt;&lt; '\n'; //? 2</span>
 <span class="CommentedCode">//?   if (Type_ordinal.find(name) != Type_ordinal.end()) //? 1</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; Type_ordinal[name] &lt;&lt; '\n'; //? 1</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span>name<span class="Delimiter">)</span> == Type_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">()</span>
+  if <span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span>name<span class="Delimiter">)</span> == Type_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">()</span>
       || Type_ordinal[name] == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     Type_ordinal[name] = Next_type_ordinal++<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -335,17 +351,19 @@ container bar [
   recently_added_types<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>Type_ordinal[name]<span class="Delimiter">);</span>
   t<span class="Delimiter">.</span>name = name<span class="Delimiter">;</span>
   t<span class="Delimiter">.</span>kind = kind<span class="Delimiter">;</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  while <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
     string element = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>element == <span class="Constant">&quot;]&quot;</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>element == <span class="Constant">&quot;]&quot;</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
     istringstream inner<span class="Delimiter">(</span>element<span class="Delimiter">);</span>
     t<span class="Delimiter">.</span>element_names<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>slurp_until<span class="Delimiter">(</span>inner<span class="Delimiter">,</span> <span class="Constant">':'</span><span class="Delimiter">));</span>
     trace<span class="Delimiter">(</span><span class="Constant">&quot;parse&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;  element name: &quot;</span> &lt;&lt; t<span class="Delimiter">.</span>element_names<span class="Delimiter">.</span>back<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
     vector&lt;type_ordinal&gt; types<span class="Delimiter">;</span>
-    <span class="Normal">while</span> <span class="Delimiter">(</span>!inner<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    while <span class="Delimiter">(</span>!inner<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
       string type_name = slurp_until<span class="Delimiter">(</span>inner<span class="Delimiter">,</span> <span class="Constant">':'</span><span class="Delimiter">);</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span>type_name<span class="Delimiter">)</span> == Type_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span>type_name<span class="Delimiter">)</span> == Type_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">()</span>
+          <span class="Comment">// types can contain integers, like for array sizes</span>
+          &amp;&amp; !is_integer<span class="Delimiter">(</span>type_name<span class="Delimiter">))</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?         cerr &lt;&lt; type_name &lt;&lt; &quot; is &quot; &lt;&lt; Next_type_ordinal &lt;&lt; '\n'; //? 1</span>
         Type_ordinal[type_name] = Next_type_ordinal++<span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
@@ -361,11 +379,11 @@ container bar [
 <span class="Delimiter">:(scenarios run)</span>
 <span class="Delimiter">:(scenario container_define_twice)</span>
 container foo [
-  <span class="Normal">x</span>:number
+  x:number
 ]
 
 container foo [
-  <span class="Normal">y</span>:number
+  y:number
 ]
 
 recipe main [
@@ -383,7 +401,7 @@ vector&lt;type_ordinal&gt; recently_added_types<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End load_permanently&quot;)</span>  <span class="Comment">//: for non-tests</span>
 recently_added_types<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>  <span class="Comment">//: for tests</span>
-<span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>recently_added_types<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>recently_added_types<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;erasing &quot; &lt;&lt; Type[recently_added_types.at(i)].name &lt;&lt; '\n'; //? 1</span>
   Type_ordinal<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>Type[recently_added_types<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span>]<span class="Delimiter">.</span>name<span class="Delimiter">);</span>
   Type<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>recently_added_types<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
@@ -392,14 +410,14 @@ recently_added_types<span class="Delimiter">.</span>clear<span class="Delimiter"
 <span class="Comment">// delete recent type references</span>
 <span class="Comment">// can't rely on recently_added_types to cleanup Type_ordinal, because of deliberately misbehaving tests with references to undefined types</span>
 map&lt;string<span class="Delimiter">,</span> type_ordinal&gt;::iterator p = Type_ordinal<span class="Delimiter">.</span>begin<span class="Delimiter">();</span>
-<span class="Normal">while</span><span class="Delimiter">(</span>p != Type_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+while<span class="Delimiter">(</span>p != Type_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
   <span class="Comment">// save current item</span>
   string name = p<span class="Delimiter">-&gt;</span>first<span class="Delimiter">;</span>
   type_ordinal t = p<span class="Delimiter">-&gt;</span>second<span class="Delimiter">;</span>
   <span class="Comment">// increment iterator</span>
   ++p<span class="Delimiter">;</span>
   <span class="Comment">// now delete current item if necessary</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>t &gt;= <span class="Constant">1000</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>t &gt;= <span class="Constant">1000</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;AAA &quot; &lt;&lt; name &lt;&lt; &quot; &quot; &lt;&lt; t &lt;&lt; '\n'; //? 1</span>
     Type_ordinal<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>name<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
@@ -431,7 +449,7 @@ recipe main [
 ]
 
 container bar [
-  <span class="Normal">x</span>:number
+  x:number
 ]
 <span class="traceAbsent">-warn: unknown type: bar</span>
 $warn: <span class="Constant">0</span>
@@ -440,22 +458,22 @@ $warn: <span class="Constant">0</span>
   Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>check_invalid_types<span class="Delimiter">);</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> check_invalid_types<span class="Delimiter">(</span><span class="Normal">const</span> recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> index = <span class="Constant">0</span><span class="Delimiter">;</span> index &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">const</span> instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void check_invalid_types<span class="Delimiter">(</span>const recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int index = <span class="Constant">0</span><span class="Delimiter">;</span> index &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    const instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span>
+    for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       check_invalid_types<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       check_invalid_types<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> check_invalid_types<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Type<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> == Type<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
+void check_invalid_types<span class="Delimiter">(</span>const reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>Type<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> == Type<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
       raise &lt;&lt; <span class="Constant">&quot;unknown type: &quot;</span> &lt;&lt; r<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
@@ -463,16 +481,16 @@ $warn: <span class="Constant">0</span>
 <span class="Delimiter">:(scenario container_unknown_field)</span>
 <span class="Special">% Hide_warnings = true;</span>
 container foo [
-  <span class="Normal">x</span>:number
-  <span class="Normal">y</span>:bar
+  x:number
+  y:bar
 ]
 <span class="traceContains">+warn: unknown type for field y in foo</span>
 
 <span class="Delimiter">:(scenario read_container_with_bracket_in_comment)</span>
 container foo [
-  <span class="Normal">x</span>:number
+  x:number
   <span class="Comment"># ']' in comment</span>
-  <span class="Normal">y</span>:number
+  y:number
 ]
 <span class="traceContains">+parse: reading container foo</span>
 <span class="traceContains">+parse:   element name: x</span>
@@ -484,14 +502,14 @@ container foo [
 check_container_field_types<span class="Delimiter">();</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> check_container_field_types<span class="Delimiter">()</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>map&lt;type_ordinal<span class="Delimiter">,</span> type_info&gt;::iterator p = Type<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Type<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">const</span> type_info&amp; info = p<span class="Delimiter">-&gt;</span>second<span class="Delimiter">;</span>
+void check_container_field_types<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>map&lt;type_ordinal<span class="Delimiter">,</span> type_info&gt;::iterator p = Type<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Type<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    const type_info&amp; info = p<span class="Delimiter">-&gt;</span>second<span class="Delimiter">;</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;checking &quot; &lt;&lt; p-&gt;first &lt;&lt; '\n'; //? 1</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>info<span class="Delimiter">.</span>elements<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>info<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>info<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)</span> == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>Type<span class="Delimiter">.</span>find<span class="Delimiter">(</span>info<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span>j<span class="Delimiter">))</span> == Type<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
+    for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>info<span class="Delimiter">.</span>elements<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      for <span class="Delimiter">(</span>long long int j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>info<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+        if <span class="Delimiter">(</span>info<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)</span> == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+        if <span class="Delimiter">(</span>Type<span class="Delimiter">.</span>find<span class="Delimiter">(</span>info<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span>j<span class="Delimiter">))</span> == Type<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
           raise &lt;&lt; <span class="Constant">&quot;unknown type for field &quot;</span> &lt;&lt; info<span class="Delimiter">.</span>element_names<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; in &quot;</span> &lt;&lt; info<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Delimiter">}</span>
     <span class="Delimiter">}</span>
@@ -505,18 +523,18 @@ MERGE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;merge&quot;</span>] = MERGE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> MERGE: <span class="Delimiter">{</span>
+case MERGE: <span class="Delimiter">{</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<span class="Delimiter">)</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span>
+    for <span class="Delimiter">(</span>long long int j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<span class="Delimiter">)</span>
       products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span>j<span class="Delimiter">));</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(scenario merge)</span>
 container foo [
-  <span class="Normal">x</span>:number
-  <span class="Normal">y</span>:number
+  x:number
+  y:number
 ]
 
 recipe main [
@@ -528,9 +546,9 @@ recipe main [
 <span class="SalientComment">//:: helpers</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> skip_bracket<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> string message<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void skip_bracket<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">,</span> string message<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">()</span> != <span class="Constant">'['</span><span class="Delimiter">)</span>
+  if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">()</span> != <span class="Constant">'['</span><span class="Delimiter">)</span>
     raise &lt;&lt; message &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 </pre>
diff --git a/html/031address.cc.html b/html/031address.cc.html
index 47f238c8..38ea84f7 100644
--- a/html/031address.cc.html
+++ b/html/031address.cc.html
@@ -13,17 +13,16 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
+.SalientComment { color: #00ffff; }
 .traceAbsent { color: #c00000; }
-.Constant { color: #00a0a0; }
-.cSpecial { color: #008000; }
 .CommentedCode { color: #6c6c6c; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.cSpecial { color: #008000; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
-.SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -61,11 +60,14 @@ recipe main [
 
 <span class="Delimiter">:(before &quot;long long int base = x.value&quot; following &quot;void write_memory(reagent x, vector&lt;double&gt; data)&quot;)</span>
 x = canonize<span class="Delimiter">(</span>x<span class="Delimiter">);</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>value == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>value == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
   raise &lt;&lt; <span class="Constant">&quot;can't write to location 0 in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Identifier">return</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
+<span class="Delimiter">:(after &quot;bool is_mu_array(reagent r)&quot;)</span>
+r = canonize<span class="Delimiter">(</span>r<span class="Delimiter">);</span>
+
 <span class="Comment">//: writes to address 0 always loudly fail</span>
 <span class="Delimiter">:(scenario store_to_0_warns)</span>
 <span class="Special">% Hide_warnings = true;</span>
@@ -78,25 +80,25 @@ recipe main [
 
 <span class="Delimiter">:(code)</span>
 reagent canonize<span class="Delimiter">(</span>reagent x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> x<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> x<span class="Delimiter">;</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;canonize\n&quot;; //? 1</span>
   reagent r = x<span class="Delimiter">;</span>
 <span class="CommentedCode">//?   cout &lt;&lt; x.to_string() &lt;&lt; &quot; =&gt; &quot; &lt;&lt; r.to_string() &lt;&lt; '\n'; //? 1</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>has_property<span class="Delimiter">(</span>r<span class="Delimiter">,</span> <span class="Constant">&quot;lookup&quot;</span><span class="Delimiter">))</span>
+  while <span class="Delimiter">(</span>has_property<span class="Delimiter">(</span>r<span class="Delimiter">,</span> <span class="Constant">&quot;lookup&quot;</span><span class="Delimiter">))</span>
     r = lookup_memory<span class="Delimiter">(</span>r<span class="Delimiter">);</span>
   <span class="Identifier">return</span> r<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 reagent lookup_memory<span class="Delimiter">(</span>reagent x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;lookup_memory: &quot; &lt;&lt; x.to_string() &lt;&lt; &quot;\n&quot;; //? 2</span>
-  <span class="Normal">static</span> <span class="Normal">const</span> type_ordinal ADDRESS = Type_ordinal[<span class="Constant">&quot;address&quot;</span>]<span class="Delimiter">;</span>
+  static const type_ordinal ADDRESS = Type_ordinal[<span class="Constant">&quot;address&quot;</span>]<span class="Delimiter">;</span>
   reagent result<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != ADDRESS<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != ADDRESS<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: tried to /lookup &quot;</span> &lt;&lt; x<span class="Delimiter">.</span>original_string &lt;&lt; <span class="Constant">&quot; but it isn't an address</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span> result<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// compute value</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>value == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>value == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: tried to /lookup 0</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span> result<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -107,14 +109,14 @@ reagent lookup_memory<span class="Delimiter">(</span>reagent x<span class="Delim
   copy<span class="Delimiter">(</span>++x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> inserter<span class="Delimiter">(</span>result<span class="Delimiter">.</span>types<span class="Delimiter">,</span> result<span class="Delimiter">.</span>types<span class="Delimiter">.</span>begin<span class="Delimiter">()));</span>
 
   <span class="Comment">// drop-one 'lookup'</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> len = SIZE<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">);</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; len<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>first == <span class="Constant">&quot;lookup&quot;</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+  long long int i = <span class="Constant">0</span><span class="Delimiter">;</span>
+  long long int len = SIZE<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">);</span>
+  for <span class="Delimiter">(</span>i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; len<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>first == <span class="Constant">&quot;lookup&quot;</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
     result<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
   <span class="Delimiter">}</span>
   ++i<span class="Delimiter">;</span>  <span class="Comment">// skip first lookup</span>
-  <span class="Normal">for</span> <span class="Delimiter">(;</span> i &lt; len<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(;</span> i &lt; len<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     result<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
@@ -167,11 +169,11 @@ recipe main [
 
 <span class="Delimiter">:(before &quot;End Parsing reagent&quot;)</span>
 <span class="Delimiter">{</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>!name<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> &amp;&amp; name<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">'*'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  while <span class="Delimiter">(</span>!name<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> &amp;&amp; name<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">'*'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     name<span class="Delimiter">.</span>erase<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span>
     properties<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>pair&lt;string<span class="Delimiter">,</span> vector&lt;string&gt; &gt;<span class="Delimiter">(</span><span class="Constant">&quot;lookup&quot;</span><span class="Delimiter">,</span> vector&lt;string&gt;<span class="Delimiter">()));</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>name<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
+  if <span class="Delimiter">(</span>name<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
     raise &lt;&lt; <span class="Constant">&quot;illegal name &quot;</span> &lt;&lt; original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
@@ -182,7 +184,7 @@ _DUMP<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$dump&quot;</span>] = _DUMP<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _DUMP: <span class="Delimiter">{</span>
+case _DUMP: <span class="Delimiter">{</span>
   reagent after_canonize = canonize<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
   cerr &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">' '</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>value &lt;&lt; <span class="Constant">&quot; =&gt; &quot;</span> &lt;&lt; after_canonize<span class="Delimiter">.</span>value &lt;&lt; <span class="Constant">&quot; =&gt; &quot;</span> &lt;&lt; Memory[after_canonize<span class="Delimiter">.</span>value] &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -191,18 +193,18 @@ Recipe_ordinal[<span class="Constant">&quot;$dump&quot;</span>] = _DUMP<span cla
 <span class="Comment">//: grab an address, and then dump its value at intervals</span>
 <span class="Comment">//: useful for tracking down memory corruption (writing to an out-of-bounds address)</span>
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> foo = -<span class="Constant">1</span><span class="Delimiter">;</span>
+long long int foo = -<span class="Constant">1</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
 _FOO<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$foo&quot;</span>] = _FOO<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _FOO: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>foo != -<span class="Constant">1</span><span class="Delimiter">)</span> cerr &lt;&lt; foo &lt;&lt; <span class="Constant">&quot;: &quot;</span> &lt;&lt; Memory[foo] &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
-    <span class="Normal">else</span> cerr &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
+case _FOO: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>foo != -<span class="Constant">1</span><span class="Delimiter">)</span> cerr &lt;&lt; foo &lt;&lt; <span class="Constant">&quot;: &quot;</span> &lt;&lt; Memory[foo] &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
+    else cerr &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Delimiter">{</span>
+  else <span class="Delimiter">{</span>
     foo = canonize<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)).</span>value<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
diff --git a/html/032array.cc.html b/html/032array.cc.html
index 7332dd0c..08097e7b 100644
--- a/html/032array.cc.html
+++ b/html/032array.cc.html
@@ -13,15 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
 .SalientComment { color: #00ffff; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -40,18 +39,67 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Comment">//: elements of a fixed size, so you can't create containers containing arrays.</span>
 <span class="Comment">//: Create containers containing addresses to arrays instead.</span>
 
-<span class="Comment">//: Tests in this layer often explicitly setup memory before reading it as an</span>
-<span class="Comment">//: array. Don't do this in general. I'm tagging exceptions with /raw to</span>
-<span class="Comment">//: avoid warnings.</span>
+<span class="Comment">//: You can create arrays using 'create-array'.</span>
+<span class="Delimiter">:(scenario create_array)</span>
+recipe main [
+  <span class="Comment"># create an array occupying locations 1 (for the size) and 2-4 (for the elements)</span>
+  <span class="Constant">1</span>:array:number:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
+]
+<span class="traceContains">+run: creating array of size 4</span>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+CREATE_ARRAY<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;create-array&quot;</span>] = CREATE_ARRAY<span class="Delimiter">;</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
+case CREATE_ARRAY: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name <span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'create-array' needs one product and no ingredients but got '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  reagent product = canonize<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
+  if <span class="Delimiter">(</span>!is_mu_array<span class="Delimiter">(</span>product<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name <span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'create-array' cannot create non-array &quot;</span> &lt;&lt; product<span class="Delimiter">.</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  long long int base_address = product<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>product<span class="Delimiter">.</span>types<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name <span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: create array of what? &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  <span class="Comment">// 'create-array' will need to check properties rather than types</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>product<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">)</span> &lt;= <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name <span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: create array of what size? &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  if <span class="Delimiter">(</span>!is_integer<span class="Delimiter">(</span>product<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name <span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'create-array' product should specify size of array after its element type, but got &quot;</span> &lt;&lt; product<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">)</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  long long int array_size= to_integer<span class="Delimiter">(</span>product<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">));</span>
+  <span class="Comment">// initialize array size, so that size_of will work</span>
+  Memory[base_address] = array_size<span class="Delimiter">;</span>  <span class="Comment">// in array elements</span>
+  long long int size = size_of<span class="Delimiter">(</span>product<span class="Delimiter">);</span>  <span class="Comment">// in locations</span>
+  trace<span class="Delimiter">(</span><span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;creating array of size &quot;</span> &lt;&lt; size &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+  <span class="Comment">// initialize array</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt;= size_of<span class="Delimiter">(</span>product<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    Memory[base_address+i] = <span class="Constant">0</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  <span class="Comment">// dummy product; doesn't actually do anything</span>
+  products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
+  products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>array_size<span class="Delimiter">);</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
 <span class="Delimiter">:(scenario copy_array)</span>
 <span class="Comment"># Arrays can be copied around with a single instruction just like numbers,</span>
 <span class="Comment"># no matter how large they are.</span>
 recipe main [
-  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>  <span class="Comment"># length</span>
+  <span class="Constant">1</span>:array:number:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
   <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
-  <span class="Constant">5</span>:array:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:array:number/<span class="Special">raw</span>  <span class="Comment"># unsafe</span>
+  <span class="Constant">5</span>:array:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:array:number:<span class="Constant">3</span>
 ]
 <span class="traceContains">+mem: storing 3 in location 5</span>
 <span class="traceContains">+mem: storing 14 in location 6</span>
@@ -60,11 +108,11 @@ recipe main [
 
 <span class="Delimiter">:(scenario copy_array_indirect)</span>
 recipe main [
-  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>  <span class="Comment"># length</span>
+  <span class="Constant">1</span>:array:number:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
   <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
-  <span class="Constant">5</span>:address:array:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
+  <span class="Constant">5</span>:address:array:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>  <span class="Comment"># unsafe</span>
   <span class="Constant">6</span>:array:number<span class="Special"> &lt;- </span>copy *<span class="Constant">5</span>:address:array:number
 ]
 <span class="traceContains">+mem: storing 3 in location 6</span>
@@ -72,39 +120,49 @@ recipe main [
 <span class="traceContains">+mem: storing 15 in location 8</span>
 <span class="traceContains">+mem: storing 16 in location 9</span>
 
+<span class="Delimiter">:(scenario stash_array)</span>
+recipe main [
+  <span class="Constant">1</span>:array:number:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
+  <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
+  <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
+  <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
+  stash [foo: ]<span class="Delimiter">,</span> <span class="Constant">1</span>:array:number:<span class="Constant">3</span>
+]
+<span class="traceContains">+app: foo: 3 14 15 16</span>
+
 <span class="Comment">//: disable the size mismatch check since the destination array need not be initialized</span>
 <span class="Delimiter">:(before &quot;End size_mismatch(x) Cases&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;array&quot;</span>]<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;array&quot;</span>]<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End size_of(reagent) Cases&quot;)</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;array&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: '&quot;</span> &lt;&lt; r<span class="Delimiter">.</span>original_string &lt;&lt; <span class="Constant">&quot;' is an array of what?</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
-      <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span>
-    <span class="Delimiter">}</span>
-    <span class="Comment">// skip the 'array' type to get at the element type</span>
-    <span class="Identifier">return</span> <span class="Constant">1</span> + Memory[r<span class="Delimiter">.</span>value]*size_of<span class="Delimiter">(</span>array_element<span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">));</span>
+if <span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;array&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: '&quot;</span> &lt;&lt; r<span class="Delimiter">.</span>original_string &lt;&lt; <span class="Constant">&quot;' is an array of what?</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
+  <span class="Comment">// skip the 'array' type to get at the element type</span>
+  <span class="Identifier">return</span> <span class="Constant">1</span> + Memory[r<span class="Delimiter">.</span>value]*size_of<span class="Delimiter">(</span>array_element<span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">));</span>
+<span class="Delimiter">}</span>
 
 <span class="SalientComment">//:: To access elements of an array, use 'index'</span>
 
 <span class="Delimiter">:(scenario index)</span>
 recipe main [
-  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>  <span class="Comment"># length</span>
+  <span class="Constant">1</span>:array:number:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
   <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
-  <span class="Constant">5</span>:number<span class="Special"> &lt;- </span>index <span class="Constant">1</span>:array:number/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">0</span>  <span class="Comment"># unsafe</span>
+  <span class="Constant">5</span>:number<span class="Special"> &lt;- </span>index <span class="Constant">1</span>:array:number:<span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">0</span>
 ]
 <span class="traceContains">+mem: storing 14 in location 5</span>
 
 <span class="Delimiter">:(scenario index_direct_offset)</span>
 recipe main [
-  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>  <span class="Comment"># length</span>
+  <span class="Constant">1</span>:array:number:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
   <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
   <span class="Constant">5</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
-  <span class="Constant">6</span>:number<span class="Special"> &lt;- </span>index <span class="Constant">1</span>:array:number/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">5</span>:number  <span class="Comment"># unsafe</span>
+  <span class="Constant">6</span>:number<span class="Special"> &lt;- </span>index <span class="Constant">1</span>:array:number<span class="Delimiter">,</span> <span class="Constant">5</span>:number
 ]
 <span class="traceContains">+mem: storing 14 in location 6</span>
 
@@ -113,29 +171,29 @@ INDEX<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;index&quot;</span>] = INDEX<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> INDEX: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case INDEX: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'index' expects exactly 2 ingredients in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   reagent base = canonize<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != Type_ordinal[<span class="Constant">&quot;array&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!is_mu_array<span class="Delimiter">(</span>base<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name <span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'index' on a non-array &quot;</span> &lt;&lt; base<span class="Delimiter">.</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>base_address == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>base_address == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: tried to access location 0 in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   reagent offset = canonize<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">));</span>
-  vector&lt;<span class="Normal">double</span>&gt; offset_val<span class="Delimiter">(</span>read_memory<span class="Delimiter">(</span>offset<span class="Delimiter">));</span>
+  vector&lt;double&gt; offset_val<span class="Delimiter">(</span>read_memory<span class="Delimiter">(</span>offset<span class="Delimiter">));</span>
   vector&lt;type_ordinal&gt; element_type = array_element<span class="Delimiter">(</span>base<span class="Delimiter">.</span>types<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &lt; <span class="Constant">0</span> || offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &gt;= Memory[base_address]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &lt; <span class="Constant">0</span> || offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &gt;= Memory[base_address]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: invalid index &quot;</span> &lt;&lt; offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> src = base_address + <span class="Constant">1</span> + offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span>*size_of<span class="Delimiter">(</span>element_type<span class="Delimiter">);</span>
+  long long int src = base_address + <span class="Constant">1</span> + offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span>*size_of<span class="Delimiter">(</span>element_type<span class="Delimiter">);</span>
   trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;address to copy is &quot;</span> &lt;&lt; src &lt;&lt; end<span class="Delimiter">();</span>
   trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;its type is &quot;</span> &lt;&lt; Type[element_type<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span>]<span class="Delimiter">.</span>name &lt;&lt; end<span class="Delimiter">();</span>
   reagent tmp<span class="Delimiter">;</span>
@@ -146,13 +204,13 @@ Recipe_ordinal[<span class="Constant">&quot;index&quot;</span>] = INDEX<span cla
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-vector&lt;type_ordinal&gt; array_element<span class="Delimiter">(</span><span class="Normal">const</span> vector&lt;type_ordinal&gt;&amp; types<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+vector&lt;type_ordinal&gt; array_element<span class="Delimiter">(</span>const vector&lt;type_ordinal&gt;&amp; types<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> vector&lt;type_ordinal&gt;<span class="Delimiter">(</span>++types<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> types<span class="Delimiter">.</span>end<span class="Delimiter">());</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(scenario index_indirect)</span>
 recipe main [
-  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>  <span class="Comment"># length</span>
+  <span class="Constant">1</span>:array:number:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
   <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
@@ -164,7 +222,7 @@ recipe main [
 <span class="Delimiter">:(scenario index_out_of_bounds)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>  <span class="Comment"># 3 points</span>
+  <span class="Constant">1</span>:array:number:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
   <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
@@ -176,10 +234,10 @@ recipe main [
 ]
 <span class="traceContains">+warn: main: invalid index 4</span>
 
-<span class="Delimiter">:(scenario index_out_of_bounds2)</span>
+<span class="Delimiter">:(scenario index_out_of_bounds_2)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>  <span class="Comment"># 3 points</span>
+  <span class="Constant">1</span>:array:point:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
   <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
@@ -195,11 +253,11 @@ recipe main [
 
 <span class="Delimiter">:(scenario index_address)</span>
 recipe main [
-  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>  <span class="Comment"># length</span>
+  <span class="Constant">1</span>:array:number:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
   <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
-  <span class="Constant">5</span>:number<span class="Special"> &lt;- </span>index-address <span class="Constant">1</span>:array:number/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">0</span>  <span class="Comment"># unsafe</span>
+  <span class="Constant">5</span>:number<span class="Special"> &lt;- </span>index-address <span class="Constant">1</span>:array:number<span class="Delimiter">,</span> <span class="Constant">0</span>
 ]
 <span class="traceContains">+mem: storing 2 in location 5</span>
 
@@ -208,29 +266,29 @@ INDEX_ADDRESS<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;index-address&quot;</span>] = INDEX_ADDRESS<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> INDEX_ADDRESS: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case INDEX_ADDRESS: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'index-address' expects exactly 2 ingredients in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   reagent base = canonize<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != Type_ordinal[<span class="Constant">&quot;array&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!is_mu_array<span class="Delimiter">(</span>base<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name <span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'index-address' on a non-array &quot;</span> &lt;&lt; base<span class="Delimiter">.</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>base_address == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>base_address == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: tried to access location 0 in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   reagent offset = canonize<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">));</span>
-  vector&lt;<span class="Normal">double</span>&gt; offset_val<span class="Delimiter">(</span>read_memory<span class="Delimiter">(</span>offset<span class="Delimiter">));</span>
+  vector&lt;double&gt; offset_val<span class="Delimiter">(</span>read_memory<span class="Delimiter">(</span>offset<span class="Delimiter">));</span>
   vector&lt;type_ordinal&gt; element_type = array_element<span class="Delimiter">(</span>base<span class="Delimiter">.</span>types<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &lt; <span class="Constant">0</span> || offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &gt;= Memory[base_address]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &lt; <span class="Constant">0</span> || offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &gt;= Memory[base_address]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: invalid index &quot;</span> &lt;&lt; offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = base_address + <span class="Constant">1</span> + offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span>*size_of<span class="Delimiter">(</span>element_type<span class="Delimiter">);</span>
+  long long int result = base_address + <span class="Constant">1</span> + offset_val<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span>*size_of<span class="Delimiter">(</span>element_type<span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>result<span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -239,29 +297,29 @@ Recipe_ordinal[<span class="Constant">&quot;index-address&quot;</span>] = INDEX_
 <span class="Delimiter">:(scenario index_address_out_of_bounds)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>  <span class="Comment"># 3 points</span>
+  <span class="Constant">1</span>:array:point:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
   <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
   <span class="Constant">5</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
   <span class="Constant">6</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
   <span class="Constant">7</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
-  <span class="Constant">8</span>:address:array:point<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
+  <span class="Constant">8</span>:address:array:point<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>  <span class="Comment"># unsafe</span>
   index-address *<span class="Constant">8</span>:address:array:point<span class="Delimiter">,</span> <span class="Constant">4</span>  <span class="Comment"># less than size of array in locations, but larger than its length in elements</span>
 ]
 <span class="traceContains">+warn: main: invalid index 4</span>
 
-<span class="Delimiter">:(scenario index_address_out_of_bounds2)</span>
+<span class="Delimiter">:(scenario index_address_out_of_bounds_2)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>  <span class="Comment"># 3 points</span>
+  <span class="Constant">1</span>:array:point:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
   <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
   <span class="Constant">5</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
   <span class="Constant">6</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
   <span class="Constant">7</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
-  <span class="Constant">8</span>:address:array:point<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
+  <span class="Constant">8</span>:address:array:point<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>  <span class="Comment"># unsafe</span>
   index-address *<span class="Constant">8</span>:address:array:point<span class="Delimiter">,</span> -<span class="Constant">1</span>
 ]
 <span class="traceContains">+warn: main: invalid index -1</span>
@@ -270,11 +328,11 @@ recipe main [
 
 <span class="Delimiter">:(scenario array_length)</span>
 recipe main [
-  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>  <span class="Comment"># length</span>
+  <span class="Constant">1</span>:array:number:<span class="Constant">3</span><span class="Special"> &lt;- </span>create-array
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">14</span>
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">15</span>
   <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">16</span>
-  <span class="Constant">5</span>:number<span class="Special"> &lt;- </span>length <span class="Constant">1</span>:array:number/<span class="Special">raw</span>  <span class="Comment"># unsafe</span>
+  <span class="Constant">5</span>:number<span class="Special"> &lt;- </span>length <span class="Constant">1</span>:array:number:<span class="Constant">3</span>
 ]
 <span class="traceContains">+mem: storing 3 in location 5</span>
 
@@ -283,17 +341,17 @@ LENGTH<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;length&quot;</span>] = LENGTH<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> LENGTH: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case LENGTH: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'length' expects exactly 2 ingredients in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   reagent x = canonize<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != Type_ordinal[<span class="Constant">&quot;array&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!is_mu_array<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; <span class="Constant">&quot;tried to calculate length of non-array &quot;</span> &lt;&lt; x<span class="Delimiter">.</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>value == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>value == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: tried to access location 0 in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -301,6 +359,13 @@ Recipe_ordinal[<span class="Constant">&quot;length&quot;</span>] = LENGTH<span c
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>Memory[x<span class="Delimiter">.</span>value]<span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
+
+<span class="Comment">//: optimization: none of the instructions in this layer use 'ingredients' so</span>
+<span class="Comment">//: stop copying potentially huge arrays into it.</span>
+<span class="Delimiter">:(before &quot;End should_copy_ingredients Special-cases&quot;)</span>
+recipe_ordinal r = current_instruction<span class="Delimiter">().</span>operation<span class="Delimiter">;</span>
+if <span class="Delimiter">(</span>r == CREATE_ARRAY || r == INDEX || r == INDEX_ADDRESS || r == LENGTH<span class="Delimiter">)</span>
+  <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
 </pre>
 </body>
 </html>
diff --git a/html/033exclusive_container.cc.html b/html/033exclusive_container.cc.html
index 798b38b5..b2a35106 100644
--- a/html/033exclusive_container.cc.html
+++ b/html/033exclusive_container.cc.html
@@ -13,15 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.SalientComment { color: #00ffff; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.SalientComment { color: #00ffff; }
+.traceContains { color: #008000; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -65,20 +64,20 @@ recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>  <span class="Comment"># 'point' variant</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>
-  <span class="Constant">4</span>:number-<span class="Normal">or</span>-point<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number-<span class="Normal">or</span>-point/<span class="Special">raw</span>  <span class="Comment"># unsafe</span>
+  <span class="Constant">4</span>:number-or-point<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number-or-point/<span class="Special">raw</span>  <span class="Comment"># unsafe</span>
 ]
 <span class="traceContains">+mem: storing 1 in location 4</span>
 <span class="traceContains">+mem: storing 34 in location 5</span>
 <span class="traceContains">+mem: storing 35 in location 6</span>
 
 <span class="Delimiter">:(before &quot;End size_of(types) Cases&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>t<span class="Delimiter">.</span>kind == exclusive_container<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>t<span class="Delimiter">.</span>kind == exclusive_container<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Comment">// size of an exclusive container is the size of its largest variant</span>
   <span class="Comment">// (So like containers, it can't contain arrays.)</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; t<span class="Delimiter">.</span>size<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> tmp = size_of<span class="Delimiter">(</span>t<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>tmp &gt; result<span class="Delimiter">)</span> result = tmp<span class="Delimiter">;</span>
+  long long int result = <span class="Constant">0</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; t<span class="Delimiter">.</span>size<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    long long int tmp = size_of<span class="Delimiter">(</span>t<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
+    if <span class="Delimiter">(</span>tmp &gt; result<span class="Delimiter">)</span> result = tmp<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// ...+1 for its tag.</span>
   <span class="Identifier">return</span> result+<span class="Constant">1</span><span class="Delimiter">;</span>
@@ -99,7 +98,7 @@ recipe main [
   <span class="Constant">12</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
   <span class="Constant">13</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>
   <span class="Constant">14</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">36</span>
-  <span class="Constant">20</span>:address:point<span class="Special"> &lt;- </span>maybe-convert <span class="Constant">12</span>:number-<span class="Normal">or</span>-point/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">1</span>:variant  <span class="Comment"># unsafe</span>
+  <span class="Constant">20</span>:address:point<span class="Special"> &lt;- </span>maybe-convert <span class="Constant">12</span>:number-or-point/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">1</span>:variant  <span class="Comment"># unsafe</span>
 ]
 <span class="traceContains">+mem: storing 13 in location 20</span>
 
@@ -108,7 +107,7 @@ recipe main [
   <span class="Constant">12</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
   <span class="Constant">13</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>
   <span class="Constant">14</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">36</span>
-  <span class="Constant">20</span>:address:point<span class="Special"> &lt;- </span>maybe-convert <span class="Constant">12</span>:number-<span class="Normal">or</span>-point/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">0</span>:variant  <span class="Comment"># unsafe</span>
+  <span class="Constant">20</span>:address:point<span class="Special"> &lt;- </span>maybe-convert <span class="Constant">12</span>:number-or-point/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">0</span>:variant  <span class="Comment"># unsafe</span>
 ]
 <span class="traceContains">+mem: storing 0 in location 20</span>
 
@@ -117,32 +116,31 @@ MAYBE_CONVERT<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;maybe-convert&quot;</span>] = MAYBE_CONVERT<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> MAYBE_CONVERT: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case MAYBE_CONVERT: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'maybe-convert' expects exactly 2 ingredients in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   reagent base = canonize<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>base_address == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>base_address == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: tried to access location 0 in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  type_ordinal base_type = base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Type[base_type]<span class="Delimiter">.</span>kind != exclusive_container<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || Type[base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span>]<span class="Delimiter">.</span>kind != exclusive_container<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name <span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'maybe-convert' should be an exclusive-container, but got &quot;</span> &lt;&lt; base<span class="Delimiter">.</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: second ingredient of 'maybe-convert' should have type 'variant', but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> tag = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>value<span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>tag == <span class="Normal">static_cast</span>&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt;<span class="Delimiter">(</span>Memory[base_address]<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  long long int tag = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>value<span class="Delimiter">;</span>
+  long long int result<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>tag == static_cast&lt;long long int&gt;<span class="Delimiter">(</span>Memory[base_address]<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     result = base_address+<span class="Constant">1</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Delimiter">{</span>
+  else <span class="Delimiter">{</span>
     result = <span class="Constant">0</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
@@ -154,8 +152,8 @@ Recipe_ordinal[<span class="Constant">&quot;maybe-convert&quot;</span>] = MAYBE_
 
 <span class="Delimiter">:(scenario exclusive_container)</span>
 exclusive-container foo [
-  <span class="Normal">x</span>:number
-  <span class="Normal">y</span>:number
+  x:number
+  y:number
 ]
 <span class="traceContains">+parse: reading exclusive-container foo</span>
 <span class="traceContains">+parse:   element name: x</span>
@@ -164,15 +162,15 @@ exclusive-container foo [
 <span class="traceContains">+parse:   type: 1</span>
 
 <span class="Delimiter">:(before &quot;End Command Handlers&quot;)</span>
-<span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>command == <span class="Constant">&quot;exclusive-container&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+else if <span class="Delimiter">(</span>command == <span class="Constant">&quot;exclusive-container&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
   insert_container<span class="Delimiter">(</span>command<span class="Delimiter">,</span> exclusive_container<span class="Delimiter">,</span> in<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
 <span class="SalientComment">//:: To construct exclusive containers out of variant types, use 'merge'.</span>
 <span class="Delimiter">:(scenario lift_to_exclusive_container)</span>
 exclusive-container foo [
-  <span class="Normal">x</span>:number
-  <span class="Normal">y</span>:number
+  x:number
+  y:number
 ]
 
 recipe main [
diff --git a/html/034call.cc.html b/html/034call.cc.html
index 45f04cf7..dd892686 100644
--- a/html/034call.cc.html
+++ b/html/034call.cc.html
@@ -13,17 +13,16 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
+.PreProc { color: #c000c0; }
 .SalientComment { color: #00ffff; }
-.Constant { color: #00a0a0; }
+.CommentedCode { color: #6c6c6c; }
 .cSpecial { color: #008000; }
-.PreProc { color: #c000c0; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
-.CommentedCode { color: #6c6c6c; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -70,9 +69,9 @@ recipe f [
 <span class="Comment">// Everytime a recipe runs another, we interrupt it and start running the new</span>
 <span class="Comment">// recipe. When that finishes, we continue this one where we left off.</span>
 <span class="Comment">// This requires maintaining a 'stack' of interrupted recipes or 'calls'.</span>
-<span class="Normal">struct</span> call <span class="Delimiter">{</span>
+struct call <span class="Delimiter">{</span>
   recipe_ordinal running_recipe<span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> running_step_index<span class="Delimiter">;</span>
+  long long int running_step_index<span class="Delimiter">;</span>
   <span class="Comment">// End call Fields</span>
   call<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     running_recipe = r<span class="Delimiter">;</span>
@@ -80,15 +79,15 @@ recipe f [
     <span class="Comment">// End call Constructor</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">};</span>
-<span class="Normal">typedef</span> list&lt;call&gt; call_stack<span class="Delimiter">;</span>
+typedef list&lt;call&gt; call_stack<span class="Delimiter">;</span>
 
 <span class="Delimiter">:(replace{} &quot;struct routine&quot;)</span>
-<span class="Normal">struct</span> routine <span class="Delimiter">{</span>
+struct routine <span class="Delimiter">{</span>
   call_stack calls<span class="Delimiter">;</span>
   <span class="Comment">// End routine Fields</span>
   routine<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">);</span>
-  <span class="Normal">bool</span> completed<span class="Delimiter">()</span> <span class="Normal">const</span><span class="Delimiter">;</span>
-  <span class="Normal">const</span> vector&lt;instruction&gt;&amp; steps<span class="Delimiter">()</span> <span class="Normal">const</span><span class="Delimiter">;</span>
+  bool completed<span class="Delimiter">()</span> const<span class="Delimiter">;</span>
+  const vector&lt;instruction&gt;&amp; steps<span class="Delimiter">()</span> const<span class="Delimiter">;</span>
 <span class="Delimiter">};</span>
 <span class="Delimiter">:(code)</span>
 routine::routine<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
@@ -99,32 +98,32 @@ routine::routine<span class="Delimiter">(</span>recipe_ordinal r<span class="Del
 <span class="SalientComment">//:: now update routine's helpers</span>
 
 <span class="Delimiter">:(replace{} &quot;inline long long int&amp; current_step_index()&quot;)</span>
-<span class="Normal">inline</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&amp; current_step_index<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+inline long long int&amp; current_step_index<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   assert<span class="Delimiter">(</span>!Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
   <span class="Identifier">return</span> Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>running_step_index<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 <span class="Delimiter">:(replace{} &quot;inline const string&amp; current_recipe_name()&quot;)</span>
-<span class="Normal">inline</span> <span class="Normal">const</span> string&amp; current_recipe_name<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+inline const string&amp; current_recipe_name<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   assert<span class="Delimiter">(</span>!Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
   <span class="Identifier">return</span> Recipe[Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>running_recipe]<span class="Delimiter">.</span>name<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 <span class="Delimiter">:(replace{} &quot;inline const instruction&amp; current_instruction()&quot;)</span>
-<span class="Normal">inline</span> <span class="Normal">const</span> instruction&amp; current_instruction<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+inline const instruction&amp; current_instruction<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   assert<span class="Delimiter">(</span>!Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
   <span class="Identifier">return</span> Recipe[Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>running_recipe]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>running_step_index<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(replace{} &quot;default:&quot; following &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">default</span>: <span class="Delimiter">{</span>
+default: <span class="Delimiter">{</span>
   <span class="Comment">// not a primitive; try to look up the book of recipes</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Recipe<span class="Delimiter">.</span>find<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>operation<span class="Delimiter">)</span> == Recipe<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Recipe<span class="Delimiter">.</span>find<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>operation<span class="Delimiter">)</span> == Recipe<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: undefined operation in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Comment">// stop running this instruction immediately</span>
     ++current_step_index<span class="Delimiter">();</span>
     <span class="Identifier">continue</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>push_front<span class="Delimiter">(</span>call<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>operation<span class="Delimiter">));</span>
-  <span class="Normal">call_housekeeping</span>:
+  call_housekeeping:
   ++Callstack_depth<span class="Delimiter">;</span>
   assert<span class="Delimiter">(</span>Callstack_depth &lt; <span class="Constant">9000</span><span class="Delimiter">);</span>  <span class="Comment">// 9998-101 plus cushion</span>
   <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// not done with caller; don't increment current_step_index()</span>
@@ -140,18 +139,18 @@ recipe main [
 <span class="Delimiter">:(scenario calling_undefined_recipe_handles_missing_result)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>foo
+  x:number<span class="Special"> &lt;- </span>foo
 ]
 <span class="traceContains">+warn: main: undefined operation in 'x:number &lt;- foo '</span>
 
 <span class="SalientComment">//:: finally, we need to fix the termination conditions for the run loop</span>
 
 <span class="Delimiter">:(replace{} &quot;inline bool routine::completed() const&quot;)</span>
-<span class="Normal">inline</span> <span class="Normal">bool</span> routine::completed<span class="Delimiter">()</span> <span class="Normal">const</span> <span class="Delimiter">{</span>
+inline bool routine::completed<span class="Delimiter">()</span> const <span class="Delimiter">{</span>
   <span class="Identifier">return</span> calls<span class="Delimiter">.</span>empty<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">inline</span> <span class="Normal">const</span> vector&lt;instruction&gt;&amp; routine::steps<span class="Delimiter">()</span> <span class="Normal">const</span> <span class="Delimiter">{</span>
+inline const vector&lt;instruction&gt;&amp; routine::steps<span class="Delimiter">()</span> const <span class="Delimiter">{</span>
   assert<span class="Delimiter">(</span>!calls<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
   <span class="Identifier">return</span> Recipe[calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>running_recipe]<span class="Delimiter">.</span>steps<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -159,12 +158,12 @@ recipe main [
 <span class="Delimiter">:(before &quot;Running One Instruction&quot;)</span>
 <span class="Comment">// when we reach the end of one call, we may reach the end of the one below</span>
 <span class="Comment">// it, and the one below that, and so on</span>
-<span class="Normal">while</span> <span class="Delimiter">(</span>current_step_index<span class="Delimiter">()</span> &gt;= SIZE<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>steps<span class="Delimiter">()))</span> <span class="Delimiter">{</span>
+while <span class="Delimiter">(</span>current_step_index<span class="Delimiter">()</span> &gt;= SIZE<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>steps<span class="Delimiter">()))</span> <span class="Delimiter">{</span>
   <span class="Comment">// Falling Through End Of Recipe</span>
   --Callstack_depth<span class="Delimiter">;</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;reply &quot; &lt;&lt; SIZE(Current_routine-&gt;calls) &lt;&lt; '\n'; //? 2</span>
   Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>pop_front<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
   <span class="Comment">// Complete Call Fallthrough</span>
   <span class="Comment">// todo: no products returned warning</span>
   ++current_step_index<span class="Delimiter">();</span>
@@ -172,7 +171,7 @@ recipe main [
 
 <span class="Delimiter">:(before &quot;End Includes&quot;)</span>
 <span class="PreProc">#include </span><span class="Constant">&lt;stack&gt;</span>
-<span class="Normal">using</span> std::stack<span class="Delimiter">;</span>
+using std::stack<span class="Delimiter">;</span>
 </pre>
 </body>
 </html>
diff --git a/html/035call_ingredient.cc.html b/html/035call_ingredient.cc.html
index c536c026..517cf646 100644
--- a/html/035call_ingredient.cc.html
+++ b/html/035call_ingredient.cc.html
@@ -13,14 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -55,13 +54,13 @@ recipe f [
 <span class="traceContains">+mem: storing 0 in location 12</span>
 
 <span class="Delimiter">:(before &quot;End call Fields&quot;)</span>
-vector&lt;vector&lt;<span class="Normal">double</span>&gt; &gt; ingredient_atoms<span class="Delimiter">;</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> next_ingredient_to_process<span class="Delimiter">;</span>
+vector&lt;vector&lt;double&gt; &gt; ingredient_atoms<span class="Delimiter">;</span>
+long long int next_ingredient_to_process<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End call Constructor&quot;)</span>
 next_ingredient_to_process = <span class="Constant">0</span><span class="Delimiter">;</span>
 
 <span class="Delimiter">:(after &quot;call_housekeeping:&quot;)</span>
-<span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>ingredient_atoms<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
 <span class="Delimiter">}</span>
 
@@ -70,20 +69,20 @@ NEXT_INGREDIENT<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;next-ingredient&quot;</span>] = NEXT_INGREDIENT<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> NEXT_INGREDIENT: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+case NEXT_INGREDIENT: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'next-ingredient' didn't expect any ingredients in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   assert<span class="Delimiter">(</span>!Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>next_ingredient_to_process &lt; SIZE<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>ingredient_atoms<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>next_ingredient_to_process &lt; SIZE<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>ingredient_atoms<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     products<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>
         Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>ingredient_atoms<span class="Delimiter">.</span>at<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>next_ingredient_to_process<span class="Delimiter">));</span>
     assert<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>products<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">);</span>  products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">);</span>  <span class="Comment">// push a new vector</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
     ++Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>next_ingredient_to_process<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Delimiter">{</span>
+  else <span class="Delimiter">{</span>
     products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">);</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>  <span class="Comment">// todo: will fail noisily if we try to read a compound value</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
@@ -111,7 +110,7 @@ REWIND_INGREDIENTS<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;rewind-ingredients&quot;</span>] = REWIND_INGREDIENTS<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> REWIND_INGREDIENTS: <span class="Delimiter">{</span>
+case REWIND_INGREDIENTS: <span class="Delimiter">{</span>
   Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>next_ingredient_to_process = <span class="Constant">0</span><span class="Delimiter">;</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -132,17 +131,17 @@ INGREDIENT<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;ingredient&quot;</span>] = INGREDIENT<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> INGREDIENT: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case INGREDIENT: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'ingredient' expects exactly one ingredient, but got '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'ingredient' expects a literal ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)));</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Normal">static_cast</span>&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt;<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> &lt; SIZE<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>ingredient_atoms<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>static_cast&lt;long long int&gt;<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> &lt; SIZE<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>ingredient_atoms<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>next_ingredient_to_process = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
     products<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>
         Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>ingredient_atoms<span class="Delimiter">.</span>at<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>next_ingredient_to_process<span class="Delimiter">));</span>
@@ -150,8 +149,8 @@ Recipe_ordinal[<span class="Constant">&quot;ingredient&quot;</span>] = INGREDIEN
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
     ++Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>next_ingredient_to_process<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">)</span> &gt; <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  else <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">)</span> &gt; <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">);</span>
       products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>  <span class="Comment">// todo: will fail noisily if we try to read a compound value</span>
       products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
diff --git a/html/036call_reply.cc.html b/html/036call_reply.cc.html
index d1056a3a..bdc9cb07 100644
--- a/html/036call_reply.cc.html
+++ b/html/036call_reply.cc.html
@@ -13,14 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -51,38 +50,38 @@ REPLY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;reply&quot;</span>] = REPLY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> REPLY: <span class="Delimiter">{</span>
+case REPLY: <span class="Delimiter">{</span>
   <span class="Comment">// Starting Reply</span>
-  <span class="Normal">const</span> instruction&amp; reply_inst = current_instruction<span class="Delimiter">();</span>  <span class="Comment">// save pointer into recipe before pop</span>
-  <span class="Normal">const</span> string&amp; callee = current_recipe_name<span class="Delimiter">();</span>
+  const instruction&amp; reply_inst = current_instruction<span class="Delimiter">();</span>  <span class="Comment">// save pointer into recipe before pop</span>
+  const string&amp; callee = current_recipe_name<span class="Delimiter">();</span>
   --Callstack_depth<span class="Delimiter">;</span>
   Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>pop_front<span class="Delimiter">();</span>
   <span class="Comment">// just in case 'main' returns a value, drop it for now</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">goto</span> stop_running_current_routine<span class="Delimiter">;</span>
-  <span class="Normal">const</span> instruction&amp; caller_instruction = current_instruction<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">goto</span> stop_running_current_routine<span class="Delimiter">;</span>
+  const instruction&amp; caller_instruction = current_instruction<span class="Delimiter">();</span>
   <span class="Comment">// make reply products available to caller</span>
   copy<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> ingredients<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> inserter<span class="Delimiter">(</span>products<span class="Delimiter">,</span> products<span class="Delimiter">.</span>begin<span class="Delimiter">()));</span>
   <span class="Comment">// check that any reply ingredients with /same-as-ingredient connect up</span>
   <span class="Comment">// the corresponding ingredient and product in the caller.</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">)</span> &gt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">))</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">)</span> &gt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">))</span>
     raise &lt;&lt; <span class="Constant">&quot;too few values replied from &quot;</span> &lt;&lt; callee &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;result &quot;</span> &lt;&lt; i &lt;&lt; <span class="Constant">&quot; is &quot;</span> &lt;&lt; to_string<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> &lt;&lt; end<span class="Delimiter">();</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>has_property<span class="Delimiter">(</span>reply_inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> <span class="Constant">&quot;same-as-ingredient&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>has_property<span class="Delimiter">(</span>reply_inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> <span class="Constant">&quot;same-as-ingredient&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
       vector&lt;string&gt; tmp = property<span class="Delimiter">(</span>reply_inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> <span class="Constant">&quot;same-as-ingredient&quot;</span><span class="Delimiter">);</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>tmp<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>tmp<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
         raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'same-as-ingredient' metadata should take exactly one value in &quot;</span> &lt;&lt; reply_inst<span class="Delimiter">.</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
         <span class="Identifier">goto</span> finish_reply<span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> ingredient_index = to_integer<span class="Delimiter">(</span>tmp<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>ingredient_index &gt;= SIZE<span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">))</span>
+      long long int ingredient_index = to_integer<span class="Delimiter">(</span>tmp<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
+      if <span class="Delimiter">(</span>ingredient_index &gt;= SIZE<span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">))</span>
         raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'same-as-ingredient' metadata overflows ingredients in: &quot;</span> &lt;&lt; caller_instruction<span class="Delimiter">.</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>!is_dummy<span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> &amp;&amp; caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>value != caller_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>ingredient_index<span class="Delimiter">).</span>value<span class="Delimiter">)</span>
-        raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'same-as-ingredient' result &quot;</span> &lt;&lt; caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>value &lt;&lt; <span class="Constant">&quot; from call to &quot;</span> &lt;&lt; callee &lt;&lt; <span class="Constant">&quot; must be location &quot;</span> &lt;&lt; caller_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>ingredient_index<span class="Delimiter">).</span>value &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+      if <span class="Delimiter">(</span>!is_dummy<span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> &amp;&amp; caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>value != caller_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>ingredient_index<span class="Delimiter">).</span>value<span class="Delimiter">)</span>
+        raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'same-as-ingredient' product from call to &quot;</span> &lt;&lt; callee &lt;&lt; <span class="Constant">&quot; must be &quot;</span> &lt;&lt; caller_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>ingredient_index<span class="Delimiter">).</span>original_string &lt;&lt; <span class="Constant">&quot; rather than &quot;</span> &lt;&lt; caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// End Reply</span>
-  <span class="Normal">finish_reply</span>:
+  finish_reply:
   <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// continue to process rest of *caller* instruction</span>
 <span class="Delimiter">}</span>
 
@@ -115,7 +114,7 @@ recipe test1 [
   <span class="Constant">10</span>:address:number<span class="Special"> &lt;- </span>next-ingredient
   reply <span class="Constant">10</span>:address:number/same-as-ingredient:<span class="Constant">0</span>
 ]
-<span class="traceContains">+warn: main: 'same-as-ingredient' result 2 from call to test1 must be location 1</span>
+<span class="traceContains">+warn: main: 'same-as-ingredient' product from call to test1 must be 1:number rather than 2:number</span>
 
 <span class="Delimiter">:(scenario reply_same_as_ingredient_dummy)</span>
 <span class="Special">% Hide_warnings = true;</span>
@@ -130,16 +129,16 @@ recipe test1 [
 $warn: <span class="Constant">0</span>
 
 <span class="Delimiter">:(code)</span>
-string to_string<span class="Delimiter">(</span><span class="Normal">const</span> vector&lt;<span class="Normal">double</span>&gt;&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">&quot;[]&quot;</span><span class="Delimiter">;</span>
+string to_string<span class="Delimiter">(</span>const vector&lt;double&gt;&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">&quot;[]&quot;</span><span class="Delimiter">;</span>
   ostringstream out<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>in<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>in<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     out &lt;&lt; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
     <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
   out &lt;&lt; <span class="Constant">&quot;[&quot;</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>in<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>i &gt; <span class="Constant">0</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">&quot;, &quot;</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>in<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>i &gt; <span class="Constant">0</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">&quot;, &quot;</span><span class="Delimiter">;</span>
     out &lt;&lt; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   out &lt;&lt; <span class="Constant">&quot;]&quot;</span><span class="Delimiter">;</span>
@@ -153,17 +152,17 @@ recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>test1
 ]
 recipe test1 [
-  reply-<span class="Normal">if</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">34</span>
+  reply-if <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">34</span>
   reply <span class="Constant">35</span>
 ]
 <span class="traceContains">+mem: storing 35 in location 1</span>
 
-<span class="Delimiter">:(scenario reply_if2)</span>
+<span class="Delimiter">:(scenario reply_if_2)</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>test1
 ]
 recipe test1 [
-  reply-<span class="Normal">if</span> <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">34</span>
+  reply-if <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">34</span>
   reply <span class="Constant">35</span>
 ]
 <span class="traceContains">+mem: storing 34 in location 1</span>
@@ -174,8 +173,8 @@ recipe test1 [
 <span class="Comment">//   jump-unless a, 1:offset</span>
 <span class="Comment">//   reply b, c, ...</span>
 <span class="Comment">//   ```</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;reply-if&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;reply-if&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     curr<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;jump-unless&quot;</span>]<span class="Delimiter">;</span>
     curr<span class="Delimiter">.</span>name = <span class="Constant">&quot;jump-unless&quot;</span><span class="Delimiter">;</span>
     vector&lt;reagent&gt; results<span class="Delimiter">;</span>
@@ -188,7 +187,7 @@ recipe test1 [
     curr<span class="Delimiter">.</span>name = <span class="Constant">&quot;reply&quot;</span><span class="Delimiter">;</span>
     curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>swap<span class="Delimiter">(</span>results<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Delimiter">{</span>
+  else <span class="Delimiter">{</span>
     raise &lt;&lt; <span class="Constant">&quot;'reply-if' never yields any products</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
@@ -197,8 +196,8 @@ recipe test1 [
 <span class="Comment">//   jump-if a, 1:offset</span>
 <span class="Comment">//   reply b, c, ...</span>
 <span class="Comment">//   ```</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;reply-unless&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;reply-unless&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     curr<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;jump-if&quot;</span>]<span class="Delimiter">;</span>
     curr<span class="Delimiter">.</span>name = <span class="Constant">&quot;jump-if&quot;</span><span class="Delimiter">;</span>
     vector&lt;reagent&gt; results<span class="Delimiter">;</span>
@@ -211,7 +210,7 @@ recipe test1 [
     curr<span class="Delimiter">.</span>name = <span class="Constant">&quot;reply&quot;</span><span class="Delimiter">;</span>
     curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>swap<span class="Delimiter">(</span>results<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Delimiter">{</span>
+  else <span class="Delimiter">{</span>
     raise &lt;&lt; <span class="Constant">&quot;'reply-unless' never yields any products</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
diff --git a/html/037recipe.cc.html b/html/037recipe.cc.html
index 667a99fa..838b0789 100644
--- a/html/037recipe.cc.html
+++ b/html/037recipe.cc.html
@@ -13,15 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
+.Identifier { color: #804000; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
-.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.Identifier { color: #804000; }
+.CommentedCode { color: #6c6c6c; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -67,7 +66,7 @@ type_ordinal recipe_ordinal = Type_ordinal[<span class="Constant">&quot;recipe-o
 Type[recipe_ordinal]<span class="Delimiter">.</span>name = <span class="Constant">&quot;recipe-ordinal&quot;</span><span class="Delimiter">;</span>
 
 <span class="Delimiter">:(before &quot;End Reagent-parsing Exceptions&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>!r<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> &amp;&amp; r<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">&quot;recipe&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>!r<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> &amp;&amp; r<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">&quot;recipe&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
   r<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span>Recipe_ordinal[r<span class="Delimiter">.</span>name]<span class="Delimiter">);</span>
   <span class="Identifier">return</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -77,13 +76,13 @@ CALL<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;call&quot;</span>] = CALL<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> CALL: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+case CALL: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'call' requires at least one ingredient (the recipe to call)</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// Begin Call</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'call' should be a recipe, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
diff --git a/html/038scheduler.cc.html b/html/038scheduler.cc.html
index 9470ca3d..02c08935 100644
--- a/html/038scheduler.cc.html
+++ b/html/038scheduler.cc.html
@@ -13,17 +13,16 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
 .SalientComment { color: #00ffff; }
-.Constant { color: #00a0a0; }
 .traceAbsent { color: #c00000; }
 .CommentedCode { color: #6c6c6c; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.cSpecial { color: #008000; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
-.cSpecial { color: #008000; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -55,45 +54,45 @@ recipe f2 [
 <span class="Comment">//: first, add a deadline to run(routine)</span>
 <span class="Comment">//: these changes are ugly and brittle; just close your nose and get through the next few lines</span>
 <span class="Delimiter">:(replace &quot;void run_current_routine()&quot;)</span>
-<span class="Normal">void</span> run_current_routine<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> time_slice<span class="Delimiter">)</span>
+void run_current_routine<span class="Delimiter">(</span>long long int time_slice<span class="Delimiter">)</span>
 <span class="Delimiter">:(replace &quot;while (!Current_routine-&gt;completed())&quot; following &quot;void run_current_routine(long long int time_slice)&quot;)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> ninstrs = <span class="Constant">0</span><span class="Delimiter">;</span>
-<span class="Normal">while</span> <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>state == RUNNING &amp;&amp; ninstrs &lt; time_slice<span class="Delimiter">)</span>
+long long int ninstrs = <span class="Constant">0</span><span class="Delimiter">;</span>
+while <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>state == RUNNING &amp;&amp; ninstrs &lt; time_slice<span class="Delimiter">)</span>
 <span class="Delimiter">:(after &quot;Running One Instruction&quot;)</span>
 ninstrs++<span class="Delimiter">;</span>
 
 <span class="Comment">//: now the rest of the scheduler is clean</span>
 
 <span class="Delimiter">:(before &quot;struct routine&quot;)</span>
-<span class="Normal">enum</span> routine_state <span class="Delimiter">{</span>
+enum routine_state <span class="Delimiter">{</span>
   RUNNING<span class="Delimiter">,</span>
   COMPLETED<span class="Delimiter">,</span>
   <span class="Comment">// End routine States</span>
 <span class="Delimiter">};</span>
 <span class="Delimiter">:(before &quot;End routine Fields&quot;)</span>
-<span class="Normal">enum</span> routine_state state<span class="Delimiter">;</span>
+enum routine_state state<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End routine Constructor&quot;)</span>
 state = RUNNING<span class="Delimiter">;</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
 vector&lt;routine*&gt; Routines<span class="Delimiter">;</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Current_routine_index = <span class="Constant">0</span><span class="Delimiter">;</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Scheduling_interval = <span class="Constant">500</span><span class="Delimiter">;</span>
+long long int Current_routine_index = <span class="Constant">0</span><span class="Delimiter">;</span>
+long long int Scheduling_interval = <span class="Constant">500</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
 Scheduling_interval = <span class="Constant">500</span><span class="Delimiter">;</span>
 Routines<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 <span class="Delimiter">:(replace{} &quot;void run(recipe_ordinal r)&quot;)</span>
-<span class="Normal">void</span> run<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  Routines<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Normal">new</span> routine<span class="Delimiter">(</span>r<span class="Delimiter">));</span>
+void run<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  Routines<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>new routine<span class="Delimiter">(</span>r<span class="Delimiter">));</span>
   Current_routine_index = <span class="Constant">0</span><span class="Delimiter">,</span> Current_routine = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>!all_routines_done<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  while <span class="Delimiter">(</span>!all_routines_done<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     skip_to_next_routine<span class="Delimiter">();</span>
     assert<span class="Delimiter">(</span>Current_routine<span class="Delimiter">);</span>
     assert<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>state == RUNNING<span class="Delimiter">);</span>
     trace<span class="Delimiter">(</span><span class="Constant">&quot;schedule&quot;</span><span class="Delimiter">)</span> &lt;&lt; current_routine_label<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
     run_current_routine<span class="Delimiter">(</span>Scheduling_interval<span class="Delimiter">);</span>
     <span class="Comment">// Scheduler State Transitions</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>completed<span class="Delimiter">())</span>
+    if <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>completed<span class="Delimiter">())</span>
       Current_routine<span class="Delimiter">-&gt;</span>state = COMPLETED<span class="Delimiter">;</span>
     <span class="Comment">// End Scheduler State Transitions</span>
 
@@ -103,9 +102,9 @@ Routines<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">bool</span> all_routines_done<span class="Delimiter">()</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state == RUNNING<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+bool all_routines_done<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state == RUNNING<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
@@ -113,11 +112,11 @@ Routines<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
 <span class="Comment">// skip Current_routine_index past non-RUNNING routines</span>
-<span class="Normal">void</span> skip_to_next_routine<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void skip_to_next_routine<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   assert<span class="Delimiter">(</span>!Routines<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
   assert<span class="Delimiter">(</span>Current_routine_index &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">));</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Delimiter">(</span>Current_routine_index+<span class="Constant">1</span><span class="Delimiter">)</span>%SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span>  i != Current_routine_index<span class="Delimiter">;</span>  i = <span class="Delimiter">(</span>i+<span class="Constant">1</span><span class="Delimiter">)</span>%SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">))</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state == RUNNING<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Delimiter">(</span>Current_routine_index+<span class="Constant">1</span><span class="Delimiter">)</span>%SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span>  i != Current_routine_index<span class="Delimiter">;</span>  i = <span class="Delimiter">(</span>i+<span class="Constant">1</span><span class="Delimiter">)</span>%SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state == RUNNING<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       Current_routine_index = i<span class="Delimiter">;</span>
       Current_routine = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
       <span class="Identifier">return</span><span class="Delimiter">;</span>
@@ -128,16 +127,16 @@ Routines<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 string current_routine_label<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   ostringstream result<span class="Delimiter">;</span>
   call_stack calls = Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>call_stack::iterator p = calls<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != calls<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>p != calls<span class="Delimiter">.</span>begin<span class="Delimiter">())</span> result &lt;&lt; <span class="Constant">'/'</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>call_stack::iterator p = calls<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != calls<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>p != calls<span class="Delimiter">.</span>begin<span class="Delimiter">())</span> result &lt;&lt; <span class="Constant">'/'</span><span class="Delimiter">;</span>
     result &lt;&lt; Recipe[p<span class="Delimiter">-&gt;</span>running_recipe]<span class="Delimiter">.</span>name<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> result<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(before &quot;End Teardown&quot;)</span>
-<span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span>
-  <span class="Normal">delete</span> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
+for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span>
+  delete Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
 Routines<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 
 <span class="SalientComment">//:: To schedule new routines to run, call 'start-running'.</span>
@@ -145,9 +144,9 @@ Routines<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 <span class="Comment">//: 'start-running' will return a unique id for the routine that was created.</span>
 <span class="Comment">//: routine id is a number, but don't do any arithmetic on it</span>
 <span class="Delimiter">:(before &quot;End routine Fields&quot;)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> id<span class="Delimiter">;</span>
+long long int id<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Next_routine_id = <span class="Constant">1</span><span class="Delimiter">;</span>
+long long int Next_routine_id = <span class="Constant">1</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
 Next_routine_id = <span class="Constant">1</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End routine Constructor&quot;)</span>
@@ -157,7 +156,7 @@ Next_routine_id++<span class="Delimiter">;</span>
 <span class="Comment">//: routines save the routine that spawned them</span>
 <span class="Delimiter">:(before &quot;End routine Fields&quot;)</span>
 <span class="Comment">// todo: really should be routine_id, but that's less efficient.</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> parent_index<span class="Delimiter">;</span>  <span class="Comment">// only &lt; 0 if there's no parent_index</span>
+long long int parent_index<span class="Delimiter">;</span>  <span class="Comment">// only &lt; 0 if there's no parent_index</span>
 <span class="Delimiter">:(before &quot;End routine Constructor&quot;)</span>
 parent_index = -<span class="Constant">1</span><span class="Delimiter">;</span>
 
@@ -166,11 +165,23 @@ START_RUNNING<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;start-running&quot;</span>] = START_RUNNING<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> START_RUNNING: <span class="Delimiter">{</span>
-  routine* new_routine = <span class="Normal">new</span> routine<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
+case START_RUNNING: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; <span class="Constant">&quot;'start-running' requires at least one ingredient: the recipe to start running</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; <span class="Constant">&quot;first ingredient of 'start-running' should be a recipe, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  if <span class="Delimiter">(</span>!ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; <span class="Constant">&quot;'start-running' received non-existent recipe: '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  routine* new_routine = new routine<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
   new_routine<span class="Delimiter">-&gt;</span>parent_index = Current_routine_index<span class="Delimiter">;</span>
   <span class="Comment">// populate ingredients</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span>
     new_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>ingredient_atoms<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
   Routines<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>new_routine<span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
@@ -237,8 +248,8 @@ recipe f2 [
 <span class="Comment">//: this scenario will require some careful setup in escaped C++</span>
 <span class="Comment">//: (straining our tangle capabilities to near-breaking point)</span>
 <span class="Delimiter">:(scenario scheduler_skips_completed_routines)</span>
-<span class="Special">% recipe_ordinal f1 = load(&quot;recipe f1 [\n1:number &lt;- copy 0\n]&quot;).front();</span>
-<span class="Special">% recipe_ordinal f2 = load(&quot;recipe f2 [\n2:number &lt;- copy 0\n]&quot;).front();</span>
+<span class="Special">% recipe_ordinal f1 = load(&quot;recipe f1 [\n1:number &lt;- copy 0\n]\n&quot;).front();</span>
+<span class="Special">% recipe_ordinal f2 = load(&quot;recipe f2 [\n2:number &lt;- copy 0\n]\n&quot;).front();</span>
 <span class="Special">% Routines.push_back(new routine(f1));  // f1 meant to run</span>
 <span class="Special">% Routines.push_back(new routine(f2));</span>
 <span class="Special">% Routines.back()-&gt;state = COMPLETED;  // f2 not meant to run</span>
@@ -278,18 +289,18 @@ recipe f1 [
 <span class="traceAbsent">-schedule: f1</span>
 
 <span class="Delimiter">:(before &quot;End Scheduler Cleanup&quot;)</span>
-<span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state == COMPLETED<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>parent_index &lt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// root thread</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>has_completed_parent<span class="Delimiter">(</span>i<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state == COMPLETED<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>parent_index &lt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// root thread</span>
+  if <span class="Delimiter">(</span>has_completed_parent<span class="Delimiter">(</span>i<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state = COMPLETED<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">bool</span> has_completed_parent<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> routine_index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> j = routine_index<span class="Delimiter">;</span> j &gt;= <span class="Constant">0</span><span class="Delimiter">;</span> j = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)-&gt;</span>parent_index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)-&gt;</span>state == COMPLETED<span class="Delimiter">)</span>
+bool has_completed_parent<span class="Delimiter">(</span>long long int routine_index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int j = routine_index<span class="Delimiter">;</span> j &gt;= <span class="Constant">0</span><span class="Delimiter">;</span> j = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)-&gt;</span>parent_index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)-&gt;</span>state == COMPLETED<span class="Delimiter">)</span>
       <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
@@ -317,19 +328,19 @@ ROUTINE_STATE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;routine-state&quot;</span>] = ROUTINE_STATE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> ROUTINE_STATE: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case ROUTINE_STATE: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'routine-state' requires exactly one ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'routine-state' should be a routine id generated by 'start-running', but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> id = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = -<span class="Constant">1</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>id == id<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int id = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  long long int result = -<span class="Constant">1</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>id == id<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       result = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state<span class="Delimiter">;</span>
       <span class="Identifier">break</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
@@ -346,18 +357,18 @@ RESTART<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;restart&quot;</span>] = RESTART<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> RESTART: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case RESTART: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'restart' requires exactly one ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'restart' should be a routine id generated by 'start-running', but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> id = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>id == id<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int id = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>id == id<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state = RUNNING<span class="Delimiter">;</span>
       <span class="Identifier">break</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
@@ -370,18 +381,18 @@ STOP<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;stop&quot;</span>] = STOP<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> STOP: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case STOP: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'stop' requires exactly one ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'stop' should be a routine id generated by 'start-running', but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> id = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>id == id<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int id = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>id == id<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state = COMPLETED<span class="Delimiter">;</span>
       <span class="Identifier">break</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
@@ -394,12 +405,75 @@ _DUMP_ROUTINES<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$dump-routines&quot;</span>] = _DUMP_ROUTINES<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _DUMP_ROUTINES: <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case _DUMP_ROUTINES: <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     cerr &lt;&lt; i &lt;&lt; <span class="Constant">&quot;: &quot;</span> &lt;&lt; Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>id &lt;&lt; <span class="Constant">' '</span> &lt;&lt; Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state &lt;&lt; <span class="Constant">' '</span> &lt;&lt; Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>parent_index &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
+
+<span class="Comment">//: support for stopping routines after some number of cycles</span>
+
+<span class="Delimiter">:(scenario routine_discontinues_past_limit)</span>
+<span class="Special">% Scheduling_interval = 2;</span>
+recipe f1 [
+  <span class="Constant">1</span>:number/child-id<span class="Special"> &lt;- </span>start-running f2:recipe
+  limit-time <span class="Constant">1</span>:number/child-id<span class="Delimiter">,</span> <span class="Constant">1</span>
+]
+recipe f2 [
+<span class="Delimiter">{</span>
+  loop  <span class="Comment"># run forever</span>
+<span class="Delimiter">}</span>
+]
+<span class="Comment"># f2 terminates</span>
+<span class="traceContains">+schedule: discontinuing routine 2</span>
+
+<span class="Delimiter">:(before &quot;End routine States&quot;)</span>
+DISCONTINUED<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Scheduler State Transitions&quot;)</span>
+if <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>limit &gt;= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>limit &lt;= Scheduling_interval<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    trace<span class="Delimiter">(</span><span class="Constant">&quot;schedule&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;discontinuing routine &quot;</span> &lt;&lt; Current_routine<span class="Delimiter">-&gt;</span>id &lt;&lt; end<span class="Delimiter">();</span>
+    Current_routine<span class="Delimiter">-&gt;</span>state = DISCONTINUED<span class="Delimiter">;</span>
+    Current_routine<span class="Delimiter">-&gt;</span>limit = <span class="Constant">0</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  else <span class="Delimiter">{</span>
+    Current_routine<span class="Delimiter">-&gt;</span>limit -= Scheduling_interval<span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+<span class="Delimiter">}</span>
+
+<span class="Delimiter">:(before &quot;End routine Fields&quot;)</span>
+long long int limit<span class="Delimiter">;</span>
+<span class="Delimiter">:(before &quot;End routine Constructor&quot;)</span>
+limit = -<span class="Constant">1</span><span class="Delimiter">;</span>  <span class="Comment">/*</span><span class="Comment"> no limit </span><span class="Comment">*/</span>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+LIMIT_TIME<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;limit-time&quot;</span>] = LIMIT_TIME<span class="Delimiter">;</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
+case LIMIT_TIME: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'limit-time' requires exactly two ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'limit-time' should be a routine id generated by 'start-running', but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: second ingredient of 'limit-time' should be a number (of instructions to run for), but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  long long int id = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>id == id<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>limit = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+      <span class="Identifier">break</span><span class="Delimiter">;</span>
+    <span class="Delimiter">}</span>
+  <span class="Delimiter">}</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
 </pre>
 </body>
 </html>
diff --git a/html/039wait.cc.html b/html/039wait.cc.html
index 36dcbdcc..dc19a3b3 100644
--- a/html/039wait.cc.html
+++ b/html/039wait.cc.html
@@ -13,14 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.traceContains { color: #008000; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -41,7 +40,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 recipe f1 [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
   start-running f2:recipe
-  wait-<span class="Normal">for</span>-location <span class="Constant">1</span>:number
+  wait-for-location <span class="Constant">1</span>:number
   <span class="Comment"># now wait for f2 to run and modify location 1 before using its value</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number
 ]
@@ -57,8 +56,8 @@ recipe f2 [
 WAITING<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End routine Fields&quot;)</span>
 <span class="Comment">// only if state == WAITING</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> waiting_on_location<span class="Delimiter">;</span>
-<span class="Normal">int</span> old_value_of_waiting_location<span class="Delimiter">;</span>
+long long int waiting_on_location<span class="Delimiter">;</span>
+int old_value_of_waiting_location<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End routine Constructor&quot;)</span>
 waiting_on_location = old_value_of_waiting_location = <span class="Constant">0</span><span class="Delimiter">;</span>
 
@@ -69,7 +68,7 @@ WAIT_FOR_LOCATION<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;wait-for-location&quot;</span>] = WAIT_FOR_LOCATION<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> WAIT_FOR_LOCATION: <span class="Delimiter">{</span>
+case WAIT_FOR_LOCATION: <span class="Delimiter">{</span>
   reagent loc = canonize<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
   Current_routine<span class="Delimiter">-&gt;</span>state = WAITING<span class="Delimiter">;</span>
   Current_routine<span class="Delimiter">-&gt;</span>waiting_on_location = loc<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
@@ -81,9 +80,9 @@ Recipe_ordinal[<span class="Constant">&quot;wait-for-location&quot;</span>] = WA
 <span class="Comment">//: scheduler tweak to get routines out of that state</span>
 
 <span class="Delimiter">:(before &quot;End Scheduler State Transitions&quot;)</span>
-<span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state != WAITING<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>waiting_on_location &amp;&amp;
+for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state != WAITING<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>waiting_on_location &amp;&amp;
       Memory[Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>waiting_on_location] != Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>old_value_of_waiting_location<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     trace<span class="Delimiter">(</span><span class="Constant">&quot;schedule&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;waking up routine</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state = RUNNING<span class="Delimiter">;</span>
@@ -97,7 +96,7 @@ Recipe_ordinal[<span class="Constant">&quot;wait-for-location&quot;</span>] = WA
 recipe f1 [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
   <span class="Constant">12</span>:number/routine<span class="Special"> &lt;- </span>start-running f2:recipe
-  wait-<span class="Normal">for</span>-routine <span class="Constant">12</span>:number/routine
+  wait-for-routine <span class="Constant">12</span>:number/routine
   <span class="Comment"># now wait for f2 to run and modify location 1 before using its value</span>
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number
 ]
@@ -114,7 +113,7 @@ recipe f2 [
 
 <span class="Delimiter">:(before &quot;End routine Fields&quot;)</span>
 <span class="Comment">// only if state == WAITING</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> waiting_on_routine<span class="Delimiter">;</span>
+long long int waiting_on_routine<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End routine Constructor&quot;)</span>
 waiting_on_routine = <span class="Constant">0</span><span class="Delimiter">;</span>
 
@@ -123,16 +122,16 @@ WAIT_FOR_ROUTINE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;wait-for-routine&quot;</span>] = WAIT_FOR_ROUTINE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> WAIT_FOR_ROUTINE: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case WAIT_FOR_ROUTINE: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'wait-for-routine' requires exactly one ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'wait-for-routine' should be a routine id generated by 'start-running', but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Current_routine<span class="Delimiter">-&gt;</span>id<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Current_routine<span class="Delimiter">-&gt;</span>id<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: routine can't wait for itself! &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -146,13 +145,13 @@ Recipe_ordinal[<span class="Constant">&quot;wait-for-routine&quot;</span>] = WAI
 <span class="Comment">// Wake up any routines waiting for other routines to go to sleep.</span>
 <span class="Comment">// Important: this must come after the scheduler loop above giving routines</span>
 <span class="Comment">// waiting for locations to change a chance to wake up.</span>
-<span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state != WAITING<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>waiting_on_routine<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> id = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>waiting_on_routine<span class="Delimiter">;</span>
+for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state != WAITING<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>!Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>waiting_on_routine<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+  long long int id = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>waiting_on_routine<span class="Delimiter">;</span>
   assert<span class="Delimiter">(</span>id != Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>id<span class="Delimiter">);</span>  <span class="Comment">// routine can't wait on itself</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)-&gt;</span>id == id &amp;&amp; Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)-&gt;</span>state != RUNNING<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)-&gt;</span>id == id &amp;&amp; Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)-&gt;</span>state != RUNNING<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       trace<span class="Delimiter">(</span><span class="Constant">&quot;schedule&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;waking up routine &quot;</span> &lt;&lt; Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>id &lt;&lt; end<span class="Delimiter">();</span>
       Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state = RUNNING<span class="Delimiter">;</span>
       Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>waiting_on_routine = <span class="Constant">0</span><span class="Delimiter">;</span>
@@ -165,9 +164,9 @@ SWITCH<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;switch&quot;</span>] = SWITCH<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> SWITCH: <span class="Delimiter">{</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> id = some_other_running_routine<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>id<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case SWITCH: <span class="Delimiter">{</span>
+  long long int id = some_other_running_routine<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>id<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     assert<span class="Delimiter">(</span>id != Current_routine<span class="Delimiter">-&gt;</span>id<span class="Delimiter">);</span>
     Current_routine<span class="Delimiter">-&gt;</span>state = WAITING<span class="Delimiter">;</span>
     Current_routine<span class="Delimiter">-&gt;</span>waiting_on_routine = id<span class="Delimiter">;</span>
@@ -176,12 +175,12 @@ Recipe_ordinal[<span class="Constant">&quot;switch&quot;</span>] = SWITCH<span c
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> some_other_running_routine<span class="Delimiter">()</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>i == Current_routine_index<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+long long int some_other_running_routine<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>i == Current_routine_index<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
     assert<span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> != Current_routine<span class="Delimiter">);</span>
     assert<span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>id != Current_routine<span class="Delimiter">-&gt;</span>id<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state == RUNNING<span class="Delimiter">)</span>
+    if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>state == RUNNING<span class="Delimiter">)</span>
       <span class="Identifier">return</span> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-&gt;</span>id<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
diff --git a/html/040brace.cc.html b/html/040brace.cc.html
index 4837653d..223e7923 100644
--- a/html/040brace.cc.html
+++ b/html/040brace.cc.html
@@ -13,15 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
-.cSpecial { color: #008000; }
 .CommentedCode { color: #6c6c6c; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.cSpecial { color: #008000; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -71,37 +70,37 @@ recipe main [
   Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>transform_braces<span class="Delimiter">);</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> transform_braces<span class="Delimiter">(</span><span class="Normal">const</span> recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void transform_braces<span class="Delimiter">(</span>const recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;AAA transform_braces\n&quot;; //? 1</span>
 <span class="CommentedCode">//?   exit(0); //? 1</span>
-  <span class="Normal">const</span> <span class="Normal">int</span> OPEN = <span class="Constant">0</span><span class="Delimiter">,</span> CLOSE = <span class="Constant">1</span><span class="Delimiter">;</span>
+  const int OPEN = <span class="Constant">0</span><span class="Delimiter">,</span> CLOSE = <span class="Constant">1</span><span class="Delimiter">;</span>
   <span class="Comment">// use signed integer for step index because we'll be doing arithmetic on it</span>
-  list&lt;pair&lt;<span class="Normal">int</span><span class="Comment">/*</span><span class="Comment">OPEN/CLOSE</span><span class="Comment">*/</span><span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">step</span><span class="Comment">*/</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt; &gt; braces<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> index = <span class="Constant">0</span><span class="Delimiter">;</span> index &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">const</span> instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>label == <span class="Constant">&quot;{&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      trace<span class="Delimiter">(</span><span class="Constant">&quot;brace&quot;</span><span class="Delimiter">)</span> &lt;&lt; r &lt;&lt; <span class="Constant">&quot;: push (open, &quot;</span> &lt;&lt; index &lt;&lt; <span class="Constant">&quot;)&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
-      braces<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>pair&lt;<span class="Normal">int</span><span class="Delimiter">,</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt;<span class="Delimiter">(</span>OPEN<span class="Delimiter">,</span> index<span class="Delimiter">));</span>
+  list&lt;pair&lt;int<span class="Comment">/*</span><span class="Comment">OPEN/CLOSE</span><span class="Comment">*/</span><span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">step</span><span class="Comment">*/</span>long long int&gt; &gt; braces<span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int index = <span class="Constant">0</span><span class="Delimiter">;</span> index &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    const instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span>
+    if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>label == <span class="Constant">&quot;{&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      trace<span class="Delimiter">(</span><span class="Constant">&quot;brace&quot;</span><span class="Delimiter">)</span> &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;: push (open, &quot;</span> &lt;&lt; index &lt;&lt; <span class="Constant">&quot;)&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+      braces<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>pair&lt;int<span class="Delimiter">,</span>long long int&gt;<span class="Delimiter">(</span>OPEN<span class="Delimiter">,</span> index<span class="Delimiter">));</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>label == <span class="Constant">&quot;}&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>label == <span class="Constant">&quot;}&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       trace<span class="Delimiter">(</span><span class="Constant">&quot;brace&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;push (close, &quot;</span> &lt;&lt; index &lt;&lt; <span class="Constant">&quot;)&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
-      braces<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>pair&lt;<span class="Normal">int</span><span class="Delimiter">,</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt;<span class="Delimiter">(</span>CLOSE<span class="Delimiter">,</span> index<span class="Delimiter">));</span>
+      braces<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>pair&lt;int<span class="Delimiter">,</span>long long int&gt;<span class="Delimiter">(</span>CLOSE<span class="Delimiter">,</span> index<span class="Delimiter">));</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
-  stack&lt;<span class="Comment">/*</span><span class="Comment">step</span><span class="Comment">*/</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt; open_braces<span class="Delimiter">;</span>
+  stack&lt;<span class="Comment">/*</span><span class="Comment">step</span><span class="Comment">*/</span>long long int&gt; open_braces<span class="Delimiter">;</span>
   trace<span class="Delimiter">(</span><span class="Constant">&quot;after-brace&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;recipe &quot;</span> &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; end<span class="Delimiter">();</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> index = <span class="Constant">0</span><span class="Delimiter">;</span> index &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int index = <span class="Constant">0</span><span class="Delimiter">;</span> index &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>label == <span class="Constant">&quot;{&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>label == <span class="Constant">&quot;{&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       open_braces<span class="Delimiter">.</span>push<span class="Delimiter">(</span>index<span class="Delimiter">);</span>
       <span class="Identifier">continue</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>label == <span class="Constant">&quot;}&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>label == <span class="Constant">&quot;}&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       open_braces<span class="Delimiter">.</span>pop<span class="Delimiter">();</span>
       <span class="Identifier">continue</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>is_label<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation != Recipe_ordinal[<span class="Constant">&quot;loop&quot;</span>]
+    if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>is_label<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation != Recipe_ordinal[<span class="Constant">&quot;loop&quot;</span>]
          &amp;&amp; inst<span class="Delimiter">.</span>operation != Recipe_ordinal[<span class="Constant">&quot;loop-if&quot;</span>]
          &amp;&amp; inst<span class="Delimiter">.</span>operation != Recipe_ordinal[<span class="Constant">&quot;loop-unless&quot;</span>]
          &amp;&amp; inst<span class="Delimiter">.</span>operation != Recipe_ordinal[<span class="Constant">&quot;break&quot;</span>]
@@ -111,23 +110,23 @@ recipe main [
       <span class="Identifier">continue</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
     <span class="Comment">// update instruction operation</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;-if&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span>
+    if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;-if&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span>
       inst<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;jump-if&quot;</span>]<span class="Delimiter">;</span>
-    <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;-unless&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span>
+    else if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;-unless&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span>
       inst<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;jump-unless&quot;</span>]<span class="Delimiter">;</span>
-    <span class="Normal">else</span>
+    else
       inst<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;jump&quot;</span>]<span class="Delimiter">;</span>
     <span class="Comment">// check for explicitly provided targets</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;-if&quot;</span><span class="Delimiter">)</span> != string::npos || inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;-unless&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;-if&quot;</span><span class="Delimiter">)</span> != string::npos || inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;-unless&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// conditional branches check arg 1</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">1</span> &amp;&amp; is_literal<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">1</span> &amp;&amp; is_literal<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
         trace<span class="Delimiter">(</span><span class="Constant">&quot;after-brace&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">&quot;:offset&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
         <span class="Identifier">continue</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">else</span> <span class="Delimiter">{</span>
+    else <span class="Delimiter">{</span>
       <span class="Comment">// unconditional branches check arg 0</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>!inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> &amp;&amp; is_literal<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>!inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> &amp;&amp; is_literal<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
         trace<span class="Delimiter">(</span><span class="Constant">&quot;after-brace&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">&quot;:offset&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
         <span class="Identifier">continue</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
@@ -136,38 +135,38 @@ recipe main [
     reagent target<span class="Delimiter">;</span>
     target<span class="Delimiter">.</span>types<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;offset&quot;</span>]<span class="Delimiter">);</span>
     target<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>open_braces<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
+    if <span class="Delimiter">(</span>open_braces<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
       raise &lt;&lt; inst<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; needs a '{' before</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
-    <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;loop&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span>
+    else if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;loop&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span>
       target<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span>open_braces<span class="Delimiter">.</span>top<span class="Delimiter">()</span>-index<span class="Delimiter">);</span>
-    <span class="Normal">else</span>  <span class="Comment">// break instruction</span>
+    else  <span class="Comment">// break instruction</span>
       target<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span>matching_brace<span class="Delimiter">(</span>open_braces<span class="Delimiter">.</span>top<span class="Delimiter">(),</span> braces<span class="Delimiter">,</span> r<span class="Delimiter">)</span> - index - <span class="Constant">1</span><span class="Delimiter">);</span>
     inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>target<span class="Delimiter">);</span>
     <span class="Comment">// log computed target</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;-if&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span>
+    if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;-if&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span>
       trace<span class="Delimiter">(</span><span class="Constant">&quot;after-brace&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump-if &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">&quot;, &quot;</span> &lt;&lt; target<span class="Delimiter">.</span>value &lt;&lt; <span class="Constant">&quot;:offset&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
-    <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;-unless&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span>
+    else if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;-unless&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span>
       trace<span class="Delimiter">(</span><span class="Constant">&quot;after-brace&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump-unless &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">&quot;, &quot;</span> &lt;&lt; target<span class="Delimiter">.</span>value &lt;&lt; <span class="Constant">&quot;:offset&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
-    <span class="Normal">else</span>
+    else
       trace<span class="Delimiter">(</span><span class="Constant">&quot;after-brace&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;jump &quot;</span> &lt;&lt; target<span class="Delimiter">.</span>value &lt;&lt; <span class="Constant">&quot;:offset&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
 <span class="Comment">// returns a signed integer not just so that we can return -1 but also to</span>
 <span class="Comment">// enable future signed arithmetic</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> matching_brace<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> index<span class="Delimiter">,</span> <span class="Normal">const</span> list&lt;pair&lt;<span class="Normal">int</span><span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt; &gt;&amp; braces<span class="Delimiter">,</span> recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">int</span> stacksize = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>list&lt;pair&lt;<span class="Normal">int</span><span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt; &gt;::const_iterator p = braces<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != braces<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>second &lt; index<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+long long int matching_brace<span class="Delimiter">(</span>long long int index<span class="Delimiter">,</span> const list&lt;pair&lt;int<span class="Delimiter">,</span> long long int&gt; &gt;&amp; braces<span class="Delimiter">,</span> recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  int stacksize = <span class="Constant">0</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>list&lt;pair&lt;int<span class="Delimiter">,</span> long long int&gt; &gt;::const_iterator p = braces<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != braces<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>second &lt; index<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
     stacksize += <span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>first ? <span class="Constant">1</span> : -<span class="Constant">1</span><span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>stacksize == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> p<span class="Delimiter">-&gt;</span>second<span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>stacksize == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> p<span class="Delimiter">-&gt;</span>second<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   raise &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;: unbalanced '{'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Identifier">return</span> SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span>  <span class="Comment">// exit current routine</span>
 <span class="Delimiter">}</span>
 
 <span class="Comment">// temporarily suppress run</span>
-<span class="Normal">void</span> transform<span class="Delimiter">(</span>string form<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void transform<span class="Delimiter">(</span>string form<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   load<span class="Delimiter">(</span>form<span class="Delimiter">);</span>
   transform_all<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
@@ -231,7 +230,7 @@ recipe main [
 <span class="traceContains">+after-brace: jump 0:offset</span>
 <span class="traceContains">+after-brace: jump 0:offset</span>
 
-<span class="Delimiter">:(scenario break_cascading2)</span>
+<span class="Delimiter">:(scenario break_cascading_2)</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
@@ -255,7 +254,7 @@ recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
   <span class="Delimiter">{</span>
-    <span class="Identifier">break</span>-<span class="Normal">if</span> <span class="Constant">2</span>:number
+    <span class="Identifier">break</span>-if <span class="Constant">2</span>:number
     <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
   <span class="Delimiter">}</span>
   <span class="Delimiter">{</span>
@@ -296,7 +295,7 @@ recipe main [
 ]
 <span class="traceContains">+after-brace: jump 3:offset</span>
 
-<span class="Delimiter">:(scenario break_nested_degenerate2)</span>
+<span class="Delimiter">:(scenario break_nested_degenerate_2)</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
   <span class="Delimiter">{</span>
@@ -356,7 +355,7 @@ recipe main [
     <span class="Delimiter">{</span>
       <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
     <span class="Delimiter">}</span>
-    loop-<span class="Normal">if</span> <span class="Constant">4</span>:boolean
+    loop-if <span class="Constant">4</span>:boolean
     <span class="Constant">5</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
   <span class="Delimiter">}</span>
 ]
@@ -382,7 +381,7 @@ recipe test-factorial [
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
   <span class="Delimiter">{</span>
     <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">1</span>
-    <span class="Identifier">break</span>-<span class="Normal">if</span> <span class="Constant">3</span>:boolean
+    <span class="Identifier">break</span>-if <span class="Constant">3</span>:boolean
 <span class="Comment">#    $print 1:number</span>
     <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>multiply <span class="Constant">2</span>:number<span class="Delimiter">,</span> <span class="Constant">1</span>:number
     <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>subtract <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">1</span>
diff --git a/html/041jump_label.cc.html b/html/041jump_label.cc.html
index 3ab513f4..6b0f0bd4 100644
--- a/html/041jump_label.cc.html
+++ b/html/041jump_label.cc.html
@@ -13,16 +13,15 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
 .traceAbsent { color: #c00000; }
-.Constant { color: #00a0a0; }
-.cSpecial { color: #008000; }
+.traceContains { color: #008000; }
 .CommentedCode { color: #6c6c6c; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.cSpecial { color: #008000; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -55,25 +54,25 @@ Type_ordinal[<span class="Constant">&quot;label&quot;</span>] = <span class="Con
   Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>transform_labels<span class="Delimiter">);</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> transform_labels<span class="Delimiter">(</span><span class="Normal">const</span> recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  map&lt;string<span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt; offset<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">const</span> instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!inst<span class="Delimiter">.</span>label<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> offset[inst<span class="Delimiter">.</span>label] = i<span class="Delimiter">;</span>
+void transform_labels<span class="Delimiter">(</span>const recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  map&lt;string<span class="Delimiter">,</span> long long int&gt; offset<span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    const instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
+    if <span class="Delimiter">(</span>!inst<span class="Delimiter">.</span>label<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> offset[inst<span class="Delimiter">.</span>label] = i<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;jump&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;jump&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       replace_offset<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> offset<span class="Delimiter">,</span> i<span class="Delimiter">,</span> r<span class="Delimiter">);</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;jump-if&quot;</span>] || inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;jump-unless&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;jump-if&quot;</span>] || inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;jump-unless&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       replace_offset<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">),</span> offset<span class="Delimiter">,</span> i<span class="Delimiter">,</span> r<span class="Delimiter">);</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">((</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;loop&quot;</span>] || inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;break&quot;</span>]<span class="Delimiter">)</span>
+    if <span class="Delimiter">((</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;loop&quot;</span>] || inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;break&quot;</span>]<span class="Delimiter">)</span>
         &amp;&amp; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       replace_offset<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> offset<span class="Delimiter">,</span> i<span class="Delimiter">,</span> r<span class="Delimiter">);</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">((</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;loop-if&quot;</span>] || inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;loop-unless&quot;</span>]
+    if <span class="Delimiter">((</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;loop-if&quot;</span>] || inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;loop-unless&quot;</span>]
             || inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;break-if&quot;</span>] || inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;break-unless&quot;</span>]<span class="Delimiter">)</span>
         &amp;&amp; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> == <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       replace_offset<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">),</span> offset<span class="Delimiter">,</span> i<span class="Delimiter">,</span> r<span class="Delimiter">);</span>
@@ -82,14 +81,14 @@ Type_ordinal[<span class="Constant">&quot;label&quot;</span>] = <span class="Con
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> replace_offset<span class="Delimiter">(</span>reagent&amp; x<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">const</span><span class="Comment">*/</span> map&lt;string<span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt;&amp; offset<span class="Delimiter">,</span> <span class="Normal">const</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> current_offset<span class="Delimiter">,</span> <span class="Normal">const</span> recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+void replace_offset<span class="Delimiter">(</span>reagent&amp; x<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">const</span><span class="Comment">*/</span> map&lt;string<span class="Delimiter">,</span> long long int&gt;&amp; offset<span class="Delimiter">,</span> const long long int current_offset<span class="Delimiter">,</span> const recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;: jump target must be offset or label but is &quot;</span> &lt;&lt; x<span class="Delimiter">.</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   assert<span class="Delimiter">(</span>!x<span class="Delimiter">.</span>initialized<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>  <span class="Comment">// non-labels will be handled like other number operands</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>offset<span class="Delimiter">.</span>find<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">)</span> == offset<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
+  if <span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>  <span class="Comment">// non-labels will be handled like other number operands</span>
+  if <span class="Delimiter">(</span>offset<span class="Delimiter">.</span>find<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">)</span> == offset<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
     raise &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;: can't find label &quot;</span> &lt;&lt; x<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
   x<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span>offset[x<span class="Delimiter">.</span>name]-current_offset<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
@@ -111,7 +110,7 @@ recipe main [
 recipe main [
   <span class="Delimiter">{</span>
     <span class="Delimiter">{</span>
-      jump-<span class="Normal">if</span> <span class="Constant">1</span><span class="Delimiter">,</span> +target:label
+      jump-if <span class="Constant">1</span><span class="Delimiter">,</span> +target:label
       <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
diff --git a/html/042name.cc.html b/html/042name.cc.html
index d4567520..c0f0a2cf 100644
--- a/html/042name.cc.html
+++ b/html/042name.cc.html
@@ -13,17 +13,16 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.traceAbsent { color: #c00000; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
 .SalientComment { color: #00ffff; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.traceAbsent { color: #c00000; }
+.CommentedCode { color: #6c6c6c; }
+.Constant { color: #00a0a0; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
-.CommentedCode { color: #6c6c6c; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -41,7 +40,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 
 <span class="Delimiter">:(scenario transform_names)</span>
 recipe main [
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
 ]
 <span class="traceContains">+name: assign x 1</span>
 <span class="traceContains">+mem: storing 0 in location 1</span>
@@ -50,7 +49,7 @@ recipe main [
 <span class="Delimiter">:(scenario transform_names_warns)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy y:number
+  x:number<span class="Special"> &lt;- </span>copy y:number
 ]
 <span class="traceContains">+warn: use before set: y in main</span>
 
@@ -58,38 +57,38 @@ recipe main [
   Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>transform_names<span class="Delimiter">);</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-map&lt;recipe_ordinal<span class="Delimiter">,</span> map&lt;string<span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt; &gt; Name<span class="Delimiter">;</span>
+map&lt;recipe_ordinal<span class="Delimiter">,</span> map&lt;string<span class="Delimiter">,</span> long long int&gt; &gt; Name<span class="Delimiter">;</span>
 <span class="Delimiter">:(after &quot;Clear Other State For recently_added_recipes&quot;)</span>
-<span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>recently_added_recipes<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>recently_added_recipes<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   Name<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>recently_added_recipes<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> transform_names<span class="Delimiter">(</span><span class="Normal">const</span> recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">bool</span> names_used = <span class="Constant">false</span><span class="Delimiter">;</span>
-  <span class="Normal">bool</span> numeric_locations_used = <span class="Constant">false</span><span class="Delimiter">;</span>
-  map&lt;string<span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt;&amp; names = Name[r]<span class="Delimiter">;</span>
+void transform_names<span class="Delimiter">(</span>const recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  bool names_used = <span class="Constant">false</span><span class="Delimiter">;</span>
+  bool numeric_locations_used = <span class="Constant">false</span><span class="Delimiter">;</span>
+  map&lt;string<span class="Delimiter">,</span> long long int&gt;&amp; names = Name[r]<span class="Delimiter">;</span>
   <span class="Comment">// store the indices 'used' so far in the map</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&amp; curr_idx = names[<span class="Constant">&quot;&quot;</span>]<span class="Delimiter">;</span>
+  long long int&amp; curr_idx = names[<span class="Constant">&quot;&quot;</span>]<span class="Delimiter">;</span>
   ++curr_idx<span class="Delimiter">;</span>  <span class="Comment">// avoid using index 0, benign skip in some other cases</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
     <span class="Comment">// Per-recipe Transforms</span>
     <span class="Comment">// map names to addresses</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> in = <span class="Constant">0</span><span class="Delimiter">;</span> in &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">);</span> ++in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>is_numeric_location<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">)))</span> numeric_locations_used = <span class="Constant">true</span><span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>is_named_location<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">)))</span> names_used = <span class="Constant">true</span><span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>disqualified<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">),</span> inst<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>!already_transformed<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">),</span> names<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+    for <span class="Delimiter">(</span>long long int in = <span class="Constant">0</span><span class="Delimiter">;</span> in &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">);</span> ++in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>is_numeric_location<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">)))</span> numeric_locations_used = <span class="Constant">true</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>is_named_location<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">)))</span> names_used = <span class="Constant">true</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>disqualified<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">),</span> inst<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>!already_transformed<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">),</span> names<span class="Delimiter">))</span> <span class="Delimiter">{</span>
         raise &lt;&lt; <span class="Constant">&quot;use before set: &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">&quot; in &quot;</span> &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Delimiter">}</span>
       inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">).</span>set_value<span class="Delimiter">(</span>lookup_name<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">),</span> r<span class="Delimiter">));</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> out = <span class="Constant">0</span><span class="Delimiter">;</span> out &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>is_numeric_location<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">)))</span> numeric_locations_used = <span class="Constant">true</span><span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>is_named_location<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">)))</span> names_used = <span class="Constant">true</span><span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>disqualified<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">),</span> inst<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>names<span class="Delimiter">.</span>find<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">).</span>name<span class="Delimiter">)</span> == names<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    for <span class="Delimiter">(</span>long long int out = <span class="Constant">0</span><span class="Delimiter">;</span> out &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>is_numeric_location<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">)))</span> numeric_locations_used = <span class="Constant">true</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>is_named_location<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">)))</span> names_used = <span class="Constant">true</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>disqualified<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">),</span> inst<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>names<span class="Delimiter">.</span>find<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">).</span>name<span class="Delimiter">)</span> == names<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
         trace<span class="Delimiter">(</span><span class="Constant">&quot;name&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;assign &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">&quot; &quot;</span> &lt;&lt; curr_idx &lt;&lt; end<span class="Delimiter">();</span>
         names[inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">).</span>name] = curr_idx<span class="Delimiter">;</span>
         curr_idx += size_of<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">));</span>
@@ -97,74 +96,74 @@ map&lt;recipe_ordinal<span class="Delimiter">,</span> map&lt;string<span class="
       inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">).</span>set_value<span class="Delimiter">(</span>lookup_name<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">),</span> r<span class="Delimiter">));</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>names_used &amp;&amp; numeric_locations_used &amp;&amp; r != Recipe_ordinal[<span class="Constant">&quot;interactive&quot;</span>]<span class="Delimiter">)</span>
+  if <span class="Delimiter">(</span>names_used &amp;&amp; numeric_locations_used<span class="Delimiter">)</span>
     raise &lt;&lt; <span class="Constant">&quot;mixing variable names and numeric addresses in &quot;</span> &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> disqualified<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">mutable</span><span class="Comment">*/</span> reagent&amp; x<span class="Delimiter">,</span> <span class="Normal">const</span> instruction&amp; inst<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+bool disqualified<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">mutable</span><span class="Comment">*/</span> reagent&amp; x<span class="Delimiter">,</span> const instruction&amp; inst<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; x.to_string() &lt;&lt; '\n'; //? 1</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     raise &lt;&lt; <span class="Constant">&quot;missing type in '&quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_raw<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>is_raw<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
   <span class="Comment">// End Disqualified Reagents</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>initialized<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>initialized<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
   <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> already_transformed<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">,</span> <span class="Normal">const</span> map&lt;string<span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt;&amp; names<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+bool already_transformed<span class="Delimiter">(</span>const reagent&amp; r<span class="Delimiter">,</span> const map&lt;string<span class="Delimiter">,</span> long long int&gt;&amp; names<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> names<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">.</span>name<span class="Delimiter">)</span> != names<span class="Delimiter">.</span>end<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> lookup_name<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">,</span> <span class="Normal">const</span> recipe_ordinal default_recipe<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+long long int lookup_name<span class="Delimiter">(</span>const reagent&amp; r<span class="Delimiter">,</span> const recipe_ordinal default_recipe<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> Name[default_recipe][r<span class="Delimiter">.</span>name]<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-type_ordinal skip_addresses<span class="Delimiter">(</span><span class="Normal">const</span> vector&lt;type_ordinal&gt;&amp; types<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>types<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> != Type_ordinal[<span class="Constant">&quot;address&quot;</span>]<span class="Delimiter">)</span> <span class="Identifier">return</span> types<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
+type_ordinal skip_addresses<span class="Delimiter">(</span>const vector&lt;type_ordinal&gt;&amp; types<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>types<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> != Type_ordinal[<span class="Constant">&quot;address&quot;</span>]<span class="Delimiter">)</span> <span class="Identifier">return</span> types<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   raise &lt;&lt; <span class="Constant">&quot;expected a container&quot;</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Identifier">return</span> -<span class="Constant">1</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">int</span> find_element_name<span class="Delimiter">(</span><span class="Normal">const</span> type_ordinal t<span class="Delimiter">,</span> <span class="Normal">const</span> string&amp; name<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">const</span> type_info&amp; container = Type[t]<span class="Delimiter">;</span>
+int find_element_name<span class="Delimiter">(</span>const type_ordinal t<span class="Delimiter">,</span> const string&amp; name<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  const type_info&amp; container = Type[t]<span class="Delimiter">;</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;looking for element &quot; &lt;&lt; name &lt;&lt; &quot; in type &quot; &lt;&lt; container.name &lt;&lt; &quot; with &quot; &lt;&lt; SIZE(container.element_names) &lt;&lt; &quot; elements\n&quot;; //? 1</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>container<span class="Delimiter">.</span>element_names<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>container<span class="Delimiter">.</span>element_names<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> == name<span class="Delimiter">)</span> <span class="Identifier">return</span> i<span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>container<span class="Delimiter">.</span>element_names<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>container<span class="Delimiter">.</span>element_names<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> == name<span class="Delimiter">)</span> <span class="Identifier">return</span> i<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   raise &lt;&lt; <span class="Constant">&quot;unknown element &quot;</span> &lt;&lt; name &lt;&lt; <span class="Constant">&quot; in container &quot;</span> &lt;&lt; Type[t]<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Identifier">return</span> -<span class="Constant">1</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> is_numeric_location<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_raw<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;0&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>  <span class="Comment">// used for chaining lexical scopes</span>
+bool is_numeric_location<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>is_raw<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;0&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>  <span class="Comment">// used for chaining lexical scopes</span>
   <span class="Identifier">return</span> is_integer<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> is_named_location<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_raw<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_special_name<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+bool is_named_location<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>is_raw<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>is_special_name<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
   <span class="Identifier">return</span> !is_integer<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> is_raw<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Comment">/*</span><span class="Comment">skip value+type</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>properties<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>first == <span class="Constant">&quot;raw&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+bool is_raw<span class="Delimiter">(</span>const reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Comment">/*</span><span class="Comment">skip value+type</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>properties<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>r<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>first == <span class="Constant">&quot;raw&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> is_special_name<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>s == <span class="Constant">&quot;_&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>s == <span class="Constant">&quot;0&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+bool is_special_name<span class="Delimiter">(</span>const string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>s == <span class="Constant">&quot;_&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>s == <span class="Constant">&quot;0&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
   <span class="Comment">// End is_special_name Cases</span>
   <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -182,7 +181,7 @@ recipe main [
 <span class="Delimiter">:(scenario transform_names_passes_raw)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Normal">x</span>:number/<span class="Special">raw &lt;- </span>copy <span class="Constant">0</span>
+  x:number/<span class="Special">raw &lt;- </span>copy <span class="Constant">0</span>
 ]
 <span class="traceAbsent">-name: assign x 1</span>
 <span class="traceContains">+warn: can't write to location 0 in 'x:number/raw &lt;- copy 0'</span>
@@ -191,14 +190,14 @@ recipe main [
 <span class="Delimiter">:(scenario transform_names_warns_when_mixing_names_and_numeric_locations)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number
 ]
 <span class="traceContains">+warn: mixing variable names and numeric addresses in main</span>
 
-<span class="Delimiter">:(scenario transform_names_warns_when_mixing_names_and_numeric_locations2)</span>
+<span class="Delimiter">:(scenario transform_names_warns_when_mixing_names_and_numeric_locations_2)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy x:number
 ]
 <span class="traceContains">+warn: mixing variable names and numeric addresses in main</span>
@@ -206,7 +205,7 @@ recipe main [
 <span class="Delimiter">:(scenario transform_names_does_not_warn_when_mixing_names_and_raw_locations)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number/<span class="Special">raw</span>
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number/<span class="Special">raw</span>
 ]
 <span class="traceAbsent">-warn: mixing variable names and numeric addresses in main</span>
 $warn: <span class="Constant">0</span>
@@ -214,7 +213,7 @@ $warn: <span class="Constant">0</span>
 <span class="Delimiter">:(scenario transform_names_does_not_warn_when_mixing_names_and_literals)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
 ]
 <span class="traceAbsent">-warn: mixing variable names and numeric addresses in main</span>
 $warn: <span class="Constant">0</span>
@@ -227,24 +226,24 @@ Type[point]<span class="Delimiter">.</span>element_names<span class="Delimiter">
 Type[point]<span class="Delimiter">.</span>element_names<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">&quot;y&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">:(scenario transform_names_transforms_container_elements)</span>
 recipe main [
-  <span class="Normal">p</span>:address:point<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>  <span class="Comment"># unsafe</span>
-  <span class="Normal">a</span>:number<span class="Special"> &lt;- </span>get *p:address:point<span class="Delimiter">,</span> y:offset
-  <span class="Normal">b</span>:number<span class="Special"> &lt;- </span>get *p:address:point<span class="Delimiter">,</span> x:offset
+  p:address:point<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>  <span class="Comment"># unsafe</span>
+  a:number<span class="Special"> &lt;- </span>get *p:address:point<span class="Delimiter">,</span> y:offset
+  b:number<span class="Special"> &lt;- </span>get *p:address:point<span class="Delimiter">,</span> x:offset
 ]
 <span class="traceContains">+name: element y of type point is at offset 1</span>
 <span class="traceContains">+name: element x of type point is at offset 0</span>
 
 <span class="Delimiter">:(after &quot;Per-recipe Transforms&quot;)</span>
 <span class="Comment">// replace element names of containers with offsets</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;get&quot;</span>]
+if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;get&quot;</span>]
     || inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;get-address&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;: exactly 2 ingredients expected in '&quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span>
+  if <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span>
     raise &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;: expected ingredient 1 of &quot;</span> &lt;&lt; <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;get&quot;</span>] ? <span class="Constant">&quot;'get'&quot;</span> : <span class="Constant">&quot;'get-address'&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; to have type 'offset'; got &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">.</span>find_first_not_of<span class="Delimiter">(</span><span class="Constant">&quot;0123456789&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">.</span>find_first_not_of<span class="Delimiter">(</span><span class="Constant">&quot;0123456789&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     <span class="Comment">// since first non-address in base type must be a container, we don't have to canonize</span>
     type_ordinal base_type = skip_addresses<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>types<span class="Delimiter">);</span>
     inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>set_value<span class="Delimiter">(</span>find_element_name<span class="Delimiter">(</span>base_type<span class="Delimiter">,</span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">));</span>
@@ -256,8 +255,8 @@ recipe main [
 <span class="Delimiter">:(scenarios transform)</span>
 <span class="Delimiter">:(scenario transform_names_handles_containers)</span>
 recipe main [
-  <span class="Normal">a</span>:point<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
-  <span class="Normal">b</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
+  a:point<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
+  b:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
 ]
 <span class="traceContains">+name: assign a 1</span>
 <span class="traceContains">+name: assign b 3</span>
@@ -270,20 +269,20 @@ recipe main [
   <span class="Constant">12</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
   <span class="Constant">13</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>
   <span class="Constant">14</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">36</span>
-  <span class="Constant">20</span>:address:point<span class="Special"> &lt;- </span>maybe-convert <span class="Constant">12</span>:number-<span class="Normal">or</span>-point/<span class="Special">raw</span><span class="Delimiter">,</span> p:variant  <span class="Comment"># unsafe</span>
+  <span class="Constant">20</span>:address:point<span class="Special"> &lt;- </span>maybe-convert <span class="Constant">12</span>:number-or-point/<span class="Special">raw</span><span class="Delimiter">,</span> p:variant  <span class="Comment"># unsafe</span>
 ]
 <span class="traceContains">+name: variant p of type number-or-point has tag 1</span>
 <span class="traceContains">+mem: storing 13 in location 20</span>
 
 <span class="Delimiter">:(after &quot;Per-recipe Transforms&quot;)</span>
 <span class="Comment">// convert variant names of exclusive containers</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;maybe-convert&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;maybe-convert&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;: exactly 2 ingredients expected in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   assert<span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)));</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">.</span>find_first_not_of<span class="Delimiter">(</span><span class="Constant">&quot;0123456789&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">.</span>find_first_not_of<span class="Delimiter">(</span><span class="Constant">&quot;0123456789&quot;</span><span class="Delimiter">)</span> != string::npos<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     <span class="Comment">// since first non-address in base type must be an exclusive container, we don't have to canonize</span>
     type_ordinal base_type = skip_addresses<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>types<span class="Delimiter">);</span>
     inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>set_value<span class="Delimiter">(</span>find_element_name<span class="Delimiter">(</span>base_type<span class="Delimiter">,</span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">));</span>
diff --git a/html/043new.cc.html b/html/043new.cc.html
index 1784aa97..4f4321e1 100644
--- a/html/043new.cc.html
+++ b/html/043new.cc.html
@@ -13,16 +13,15 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.SalientComment { color: #00ffff; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.SalientComment { color: #00ffff; }
+.traceContains { color: #008000; }
+.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
-.CommentedCode { color: #6c6c6c; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -40,21 +39,20 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Delimiter">:(scenario new)</span>
 <span class="Comment"># call new two times with identical arguments; you should get back different results</span>
 recipe main [
-  <span class="Constant">1</span>:address:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> number:type
-  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> number:type
+  <span class="Constant">1</span>:address:number/<span class="Special">raw &lt;- </span>new number:type
+  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span>new number:type
   <span class="Constant">3</span>:boolean/<span class="Special">raw &lt;- </span>equal <span class="Constant">1</span>:address:number/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">2</span>:address:number/<span class="Special">raw</span>
 ]
 <span class="traceContains">+mem: storing 0 in location 3</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Reserved_for_tests = <span class="Constant">1000</span><span class="Delimiter">;</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Memory_allocated_until = Reserved_for_tests<span class="Delimiter">;</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Initial_memory_per_routine = <span class="Constant">100000</span><span class="Delimiter">;</span>
+long long int Memory_allocated_until = Reserved_for_tests<span class="Delimiter">;</span>
+long long int Initial_memory_per_routine = <span class="Constant">100000</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
 Memory_allocated_until = Reserved_for_tests<span class="Delimiter">;</span>
 Initial_memory_per_routine = <span class="Constant">100000</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End routine Fields&quot;)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> alloc<span class="Delimiter">,</span> alloc_max<span class="Delimiter">;</span>
+long long int alloc<span class="Delimiter">,</span> alloc_max<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End routine Constructor&quot;)</span>
 alloc = Memory_allocated_until<span class="Delimiter">;</span>
 Memory_allocated_until += Initial_memory_per_routine<span class="Delimiter">;</span>
@@ -67,20 +65,20 @@ trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimite
 Type_ordinal[<span class="Constant">&quot;type&quot;</span>] = <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(after &quot;Per-recipe Transforms&quot;)</span>
 <span class="Comment">// replace type names with type_ordinals</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;new&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;new&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Comment">// End NEW Transform Special-cases</span>
   <span class="Comment">// first arg must be of type 'type'</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
+  if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
     raise &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;: 'new' expects one or two ingredients</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>properties<span class="Delimiter">.</span>empty<span class="Delimiter">()</span>
+  if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>properties<span class="Delimiter">.</span>empty<span class="Delimiter">()</span>
       || inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>empty<span class="Delimiter">()</span>
       || inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != <span class="Constant">&quot;type&quot;</span><span class="Delimiter">)</span>
     raise &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;: first ingredient of 'new' should be a type, but got &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">)</span> == Type_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
+  if <span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">)</span> == Type_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
     raise &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot;: unknown type &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
   inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>set_value<span class="Delimiter">(</span>Type_ordinal[inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name]<span class="Delimiter">);</span>
   trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;new&quot;</span><span class="Delimiter">)</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">&quot; -&gt; &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name &lt;&lt; end<span class="Delimiter">();</span>
-  <span class="Normal">end_new_transform</span>:<span class="Delimiter">;</span>
+  end_new_transform:<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="SalientComment">//:: Now implement the primitive recipe.</span>
@@ -91,28 +89,28 @@ NEW<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;new&quot;</span>] = NEW<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> NEW: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case NEW: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'new' requires one or two ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'new' should be a type, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// compute the space we need</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> size = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> array_length = <span class="Constant">0</span><span class="Delimiter">;</span>
+  long long int size = <span class="Constant">0</span><span class="Delimiter">;</span>
+  long long int array_length = <span class="Constant">0</span><span class="Delimiter">;</span>
   <span class="Delimiter">{</span>
     vector&lt;type_ordinal&gt; type<span class="Delimiter">;</span>
     type<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>value<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// array</span>
       array_length = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
       trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;mem&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;array size is &quot;</span> &lt;&lt; array_length &lt;&lt; end<span class="Delimiter">();</span>
       size = array_length*size_of<span class="Delimiter">(</span>type<span class="Delimiter">)</span> + <span class="Comment">/*</span><span class="Comment">space for length</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">else</span> <span class="Delimiter">{</span>
+    else <span class="Delimiter">{</span>
       <span class="Comment">// scalar</span>
       size = size_of<span class="Delimiter">(</span>type<span class="Delimiter">);</span>
     <span class="Delimiter">}</span>
@@ -122,16 +120,16 @@ Recipe_ordinal[<span class="Constant">&quot;new&quot;</span>] = NEW<span class="
   <span class="Comment">// compute the region of memory to return</span>
   <span class="Comment">// really crappy at the moment</span>
   ensure_space<span class="Delimiter">(</span>size<span class="Delimiter">);</span>
-  <span class="Normal">const</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = Current_routine<span class="Delimiter">-&gt;</span>alloc<span class="Delimiter">;</span>
+  const long long int result = Current_routine<span class="Delimiter">-&gt;</span>alloc<span class="Delimiter">;</span>
   trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;mem&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;new alloc: &quot;</span> &lt;&lt; result &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Comment">// save result</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>result<span class="Delimiter">);</span>
   <span class="Comment">// initialize allocated space</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> address = result<span class="Delimiter">;</span> address &lt; result+size<span class="Delimiter">;</span> ++address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int address = result<span class="Delimiter">;</span> address &lt; result+size<span class="Delimiter">;</span> ++address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     Memory[address] = <span class="Constant">0</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     Memory[result] = array_length<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// bump</span>
@@ -154,9 +152,9 @@ Recipe_ordinal[<span class="Constant">&quot;new&quot;</span>] = NEW<span class="
 <span class="CommentedCode">//? cerr &lt;&lt; SIZE(Memory) &lt;&lt; '\n'; //? 1</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> ensure_space<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> size<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void ensure_space<span class="Delimiter">(</span>long long int size<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   assert<span class="Delimiter">(</span>size &lt;= Initial_memory_per_routine<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>alloc + size &gt; Current_routine<span class="Delimiter">-&gt;</span>alloc_max<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>alloc + size &gt; Current_routine<span class="Delimiter">-&gt;</span>alloc_max<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     <span class="Comment">// waste the remaining space and create a new chunk</span>
     Current_routine<span class="Delimiter">-&gt;</span>alloc = Memory_allocated_until<span class="Delimiter">;</span>
     Memory_allocated_until += Initial_memory_per_routine<span class="Delimiter">;</span>
@@ -169,15 +167,15 @@ Recipe_ordinal[<span class="Constant">&quot;new&quot;</span>] = NEW<span class="
 <span class="Special">% Memory_allocated_until = 10;</span>
 <span class="Special">% Memory[Memory_allocated_until] = 1;</span>
 recipe main [
-  <span class="Constant">1</span>:address:number<span class="Special"> &lt;- </span><span class="Normal">new</span> number:type
+  <span class="Constant">1</span>:address:number<span class="Special"> &lt;- </span>new number:type
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy *<span class="Constant">1</span>:address:number
 ]
 <span class="traceContains">+mem: storing 0 in location 2</span>
 
 <span class="Delimiter">:(scenario new_array)</span>
 recipe main [
-  <span class="Constant">1</span>:address:array:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> number:type<span class="Delimiter">,</span> <span class="Constant">5</span>
-  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> number:type
+  <span class="Constant">1</span>:address:array:number/<span class="Special">raw &lt;- </span>new number:type<span class="Delimiter">,</span> <span class="Constant">5</span>
+  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span>new number:type
   <span class="Constant">3</span>:number/<span class="Special">raw &lt;- </span>subtract <span class="Constant">2</span>:address:number/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">1</span>:address:array:number/<span class="Special">raw</span>
 ]
 <span class="traceContains">+run: 1:address:array:number/raw &lt;- new number:type, 5</span>
@@ -187,8 +185,8 @@ recipe main [
 
 <span class="Delimiter">:(scenario new_empty_array)</span>
 recipe main [
-  <span class="Constant">1</span>:address:array:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> number:type<span class="Delimiter">,</span> <span class="Constant">0</span>
-  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> number:type
+  <span class="Constant">1</span>:address:array:number/<span class="Special">raw &lt;- </span>new number:type<span class="Delimiter">,</span> <span class="Constant">0</span>
+  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span>new number:type
   <span class="Constant">3</span>:number/<span class="Special">raw &lt;- </span>subtract <span class="Constant">2</span>:address:number/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">1</span>:address:array:number/<span class="Special">raw</span>
 ]
 <span class="traceContains">+run: 1:address:array:number/raw &lt;- new number:type, 0</span>
@@ -199,14 +197,14 @@ recipe main [
 <span class="Delimiter">:(scenario new_concurrent)</span>
 recipe f1 [
   start-running f2:recipe
-  <span class="Constant">1</span>:address:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> number:type
+  <span class="Constant">1</span>:address:number/<span class="Special">raw &lt;- </span>new number:type
   <span class="Comment"># wait for f2 to complete</span>
   <span class="Delimiter">{</span>
     loop-unless <span class="Constant">4</span>:number/<span class="Special">raw</span>
   <span class="Delimiter">}</span>
 ]
 recipe f2 [
-  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> number:type
+  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span>new number:type
   <span class="Comment"># hack: assumes scheduler implementation</span>
   <span class="Constant">3</span>:boolean/<span class="Special">raw &lt;- </span>equal <span class="Constant">1</span>:address:number/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">2</span>:address:number/<span class="Special">raw</span>
   <span class="Comment"># signal f2 complete</span>
@@ -218,8 +216,8 @@ recipe f2 [
 <span class="Delimiter">:(scenario new_overflow)</span>
 <span class="Special">% Initial_memory_per_routine = 2;</span>
 recipe main [
-  <span class="Constant">1</span>:address:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> number:type
-  <span class="Constant">2</span>:address:point/<span class="Special">raw &lt;- </span><span class="Normal">new</span> point:type  <span class="Comment"># not enough room in initial page</span>
+  <span class="Constant">1</span>:address:number/<span class="Special">raw &lt;- </span>new number:type
+  <span class="Constant">2</span>:address:point/<span class="Special">raw &lt;- </span>new point:type  <span class="Comment"># not enough room in initial page</span>
 ]
 <span class="traceContains">+new: routine allocated memory from 1000 to 1002</span>
 <span class="traceContains">+new: routine allocated memory from 1002 to 1004</span>
@@ -229,16 +227,16 @@ recipe main [
 
 <span class="Delimiter">:(scenario new_reclaim)</span>
 recipe main [
-  <span class="Constant">1</span>:address:number<span class="Special"> &lt;- </span><span class="Normal">new</span> number:type
+  <span class="Constant">1</span>:address:number<span class="Special"> &lt;- </span>new number:type
   abandon <span class="Constant">1</span>:address:number
-  <span class="Constant">2</span>:address:number<span class="Special"> &lt;- </span><span class="Normal">new</span> number:type  <span class="Comment"># must be same size as abandoned memory to reuse</span>
+  <span class="Constant">2</span>:address:number<span class="Special"> &lt;- </span>new number:type  <span class="Comment"># must be same size as abandoned memory to reuse</span>
   <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>equal <span class="Constant">1</span>:address:number<span class="Delimiter">,</span> <span class="Constant">2</span>:address:number
 ]
 <span class="Comment"># both allocations should have returned the same address</span>
 <span class="traceContains">+mem: storing 1 in location 3</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-map&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span><span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt; Free_list<span class="Delimiter">;</span>
+map&lt;long long int<span class="Delimiter">,</span> long long int&gt; Free_list<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
 Free_list<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 
@@ -247,18 +245,18 @@ ABANDON<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;abandon&quot;</span>] = ABANDON<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> ABANDON: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case ABANDON: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'abandon' requires one ingredient, but got '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'abandon' should be an address, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> address = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  long long int address = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   reagent types = canonize<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>types<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != Type_ordinal[<span class="Constant">&quot;address&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>types<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || types<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != Type_ordinal[<span class="Constant">&quot;address&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'abandon' should be an address, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -268,12 +266,12 @@ Recipe_ordinal[<span class="Constant">&quot;abandon&quot;</span>] = ABANDON<span
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> abandon<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> address<span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> size<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void abandon<span class="Delimiter">(</span>long long int address<span class="Delimiter">,</span> long long int size<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   Total_free += size; //? 1</span>
 <span class="CommentedCode">//?   Num_free++; //? 1</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;abandon: &quot; &lt;&lt; size &lt;&lt; '\n'; //? 2</span>
   <span class="Comment">// clear memory</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> curr = address<span class="Delimiter">;</span> curr &lt; address+size<span class="Delimiter">;</span> ++curr<span class="Delimiter">)</span>
+  for <span class="Delimiter">(</span>long long int curr = address<span class="Delimiter">;</span> curr &lt; address+size<span class="Delimiter">;</span> ++curr<span class="Delimiter">)</span>
     Memory[curr] = <span class="Constant">0</span><span class="Delimiter">;</span>
   <span class="Comment">// append existing free list to address</span>
   Memory[address] = Free_list[size]<span class="Delimiter">;</span>
@@ -281,18 +279,18 @@ Recipe_ordinal[<span class="Constant">&quot;abandon&quot;</span>] = ABANDON<span
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(before &quot;ensure_space(size)&quot; following &quot;case NEW&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>Free_list[size]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = Free_list[size]<span class="Delimiter">;</span>
+if <span class="Delimiter">(</span>Free_list[size]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int result = Free_list[size]<span class="Delimiter">;</span>
   Free_list[size] = Memory[result]<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> curr = result+<span class="Constant">1</span><span class="Delimiter">;</span> curr &lt; result+size<span class="Delimiter">;</span> ++curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Memory[curr] != <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int curr = result+<span class="Constant">1</span><span class="Delimiter">;</span> curr &lt; result+size<span class="Delimiter">;</span> ++curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Memory[curr] != <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: memory in free list was not zeroed out: &quot;</span> &lt;&lt; curr &lt;&lt; <span class="Constant">'/'</span> &lt;&lt; result &lt;&lt; <span class="Constant">&quot;; somebody wrote to us after free!!!</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// always fatal</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">1</span><span class="Delimiter">)</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">1</span><span class="Delimiter">)</span>
     Memory[result] = array_length<span class="Delimiter">;</span>
-  <span class="Normal">else</span>
+  else
     Memory[result] = <span class="Constant">0</span><span class="Delimiter">;</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>result<span class="Delimiter">);</span>
@@ -301,9 +299,9 @@ Recipe_ordinal[<span class="Constant">&quot;abandon&quot;</span>] = ABANDON<span
 
 <span class="Delimiter">:(scenario new_differing_size_no_reclaim)</span>
 recipe main [
-  <span class="Constant">1</span>:address:number<span class="Special"> &lt;- </span><span class="Normal">new</span> number:type
+  <span class="Constant">1</span>:address:number<span class="Special"> &lt;- </span>new number:type
   abandon <span class="Constant">1</span>:address:number
-  <span class="Constant">2</span>:address:number<span class="Special"> &lt;- </span><span class="Normal">new</span> number:type<span class="Delimiter">,</span> <span class="Constant">2</span>  <span class="Comment"># different size</span>
+  <span class="Constant">2</span>:address:number<span class="Special"> &lt;- </span>new number:type<span class="Delimiter">,</span> <span class="Constant">2</span>  <span class="Comment"># different size</span>
   <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>equal <span class="Constant">1</span>:address:number<span class="Delimiter">,</span> <span class="Constant">2</span>:address:number
 ]
 <span class="Comment"># no reuse</span>
@@ -311,9 +309,9 @@ recipe main [
 
 <span class="Delimiter">:(scenario new_reclaim_array)</span>
 recipe main [
-  <span class="Constant">1</span>:address:array:number<span class="Special"> &lt;- </span><span class="Normal">new</span> number:type<span class="Delimiter">,</span> <span class="Constant">2</span>
+  <span class="Constant">1</span>:address:array:number<span class="Special"> &lt;- </span>new number:type<span class="Delimiter">,</span> <span class="Constant">2</span>
   abandon <span class="Constant">1</span>:address:array:number
-  <span class="Constant">2</span>:address:array:number<span class="Special"> &lt;- </span><span class="Normal">new</span> number:type<span class="Delimiter">,</span> <span class="Constant">2</span>
+  <span class="Constant">2</span>:address:array:number<span class="Special"> &lt;- </span>new number:type<span class="Delimiter">,</span> <span class="Constant">2</span>
   <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>equal <span class="Constant">1</span>:address:array:number<span class="Delimiter">,</span> <span class="Constant">2</span>:address:array:number
 ]
 <span class="Comment"># reuse</span>
@@ -323,7 +321,7 @@ recipe main [
 
 <span class="Delimiter">:(scenario new_string)</span>
 recipe main [
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span><span class="Normal">new</span> [abc def]
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new [abc def]
   <span class="Constant">2</span>:character<span class="Special"> &lt;- </span>index *<span class="Constant">1</span>:address:array:character<span class="Delimiter">,</span> <span class="Constant">5</span>
 ]
 <span class="Comment"># number code for 'e'</span>
@@ -331,7 +329,7 @@ recipe main [
 
 <span class="Delimiter">:(scenario new_string_handles_unicode)</span>
 recipe main [
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span><span class="Normal">new</span> [a«c]
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new [a«c]
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>length *<span class="Constant">1</span>:address:array:character
   <span class="Constant">3</span>:character<span class="Special"> &lt;- </span>index *<span class="Constant">1</span>:address:array:character<span class="Delimiter">,</span> <span class="Constant">1</span>
 ]
@@ -340,7 +338,7 @@ recipe main [
 <span class="traceContains">+mem: storing 171 in location 3</span>
 
 <span class="Delimiter">:(before &quot;End NEW Transform Special-cases&quot;)</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">()</span>
+  if <span class="Delimiter">(</span>!inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">()</span>
       &amp;&amp; !inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>properties<span class="Delimiter">.</span>empty<span class="Delimiter">()</span>
       &amp;&amp; !inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>empty<span class="Delimiter">()</span>
       &amp;&amp; inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">&quot;literal-string&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
@@ -350,7 +348,7 @@ recipe main [
   <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(after &quot;case NEW&quot; following &quot;Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span>
+if <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span>
     &amp;&amp; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">&quot;literal-string&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>new_mu_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">));</span>
@@ -358,20 +356,20 @@ recipe main [
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> new_mu_string<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; contents<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+long long int new_mu_string<span class="Delimiter">(</span>const string&amp; contents<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Comment">// allocate an array just large enough for it</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> string_length = unicode_length<span class="Delimiter">(</span>contents<span class="Delimiter">);</span>
+  long long int string_length = unicode_length<span class="Delimiter">(</span>contents<span class="Delimiter">);</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;string_length is &quot; &lt;&lt; string_length &lt;&lt; '\n'; //? 1</span>
 <span class="CommentedCode">//?   Total_alloc += string_length+1; //? 1</span>
 <span class="CommentedCode">//?   Num_alloc++; //? 1</span>
   ensure_space<span class="Delimiter">(</span>string_length+<span class="Constant">1</span><span class="Delimiter">);</span>  <span class="Comment">// don't forget the extra location for array size</span>
   <span class="Comment">// initialize string</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = Current_routine<span class="Delimiter">-&gt;</span>alloc<span class="Delimiter">;</span>
+  long long int result = Current_routine<span class="Delimiter">-&gt;</span>alloc<span class="Delimiter">;</span>
   Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc++] = string_length<span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> curr = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">const</span> <span class="Normal">char</span>* raw_contents = contents<span class="Delimiter">.</span>c_str<span class="Delimiter">();</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; string_length<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">uint32_t</span> curr_character<span class="Delimiter">;</span>
+  long long int curr = <span class="Constant">0</span><span class="Delimiter">;</span>
+  const char* raw_contents = contents<span class="Delimiter">.</span>c_str<span class="Delimiter">();</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; string_length<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    uint32_t curr_character<span class="Delimiter">;</span>
     assert<span class="Delimiter">(</span>curr &lt; SIZE<span class="Delimiter">(</span>contents<span class="Delimiter">));</span>
     tb_utf8_char_to_unicode<span class="Delimiter">(</span>&amp;curr_character<span class="Delimiter">,</span> &amp;raw_contents[curr]<span class="Delimiter">);</span>
     Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc] = curr_character<span class="Delimiter">;</span>
@@ -382,29 +380,62 @@ recipe main [
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
+<span class="Comment">//: stash recognizes strings</span>
+
+<span class="Delimiter">:(scenario stash_string)</span>
+recipe main [
+  x:address:array:character<span class="Special"> &lt;- </span>new [abc]
+  stash [foo: ]<span class="Delimiter">,</span> x:address:array:character
+]
+<span class="traceContains">+app: foo: abc</span>
+
+<span class="Delimiter">:(before &quot;End print Special-cases(reagent r, data)&quot;)</span>
+if <span class="Delimiter">(</span>is_mu_string<span class="Delimiter">(</span>r<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>data<span class="Delimiter">));</span>
+  <span class="Identifier">return</span> read_mu_string<span class="Delimiter">(</span>data<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
+<span class="Delimiter">}</span>
+
 <span class="Comment">//: Allocate more to routine when initializing a literal string</span>
 <span class="Delimiter">:(scenario new_string_overflow)</span>
 <span class="Special">% Initial_memory_per_routine = 2;</span>
 recipe main [
-  <span class="Constant">1</span>:address:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> number:type
-  <span class="Constant">2</span>:address:array:character/<span class="Special">raw &lt;- </span><span class="Normal">new</span> [a]  <span class="Comment"># not enough room in initial page, if you take the array size into account</span>
+  <span class="Constant">1</span>:address:number/<span class="Special">raw &lt;- </span>new number:type
+  <span class="Constant">2</span>:address:array:character/<span class="Special">raw &lt;- </span>new [a]  <span class="Comment"># not enough room in initial page, if you take the array size into account</span>
 ]
 <span class="traceContains">+new: routine allocated memory from 1000 to 1002</span>
 <span class="traceContains">+new: routine allocated memory from 1002 to 1004</span>
 
 <span class="Comment">//: helpers</span>
 <span class="Delimiter">:(code)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> unicode_length<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">const</span> <span class="Normal">char</span>* in = s<span class="Delimiter">.</span>c_str<span class="Delimiter">();</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> curr = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>curr &lt; SIZE<span class="Delimiter">(</span>s<span class="Delimiter">))</span> <span class="Delimiter">{</span>  <span class="Comment">// carefully bounds-check on the string</span>
+long long int unicode_length<span class="Delimiter">(</span>const string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  const char* in = s<span class="Delimiter">.</span>c_str<span class="Delimiter">();</span>
+  long long int result = <span class="Constant">0</span><span class="Delimiter">;</span>
+  long long int curr = <span class="Constant">0</span><span class="Delimiter">;</span>
+  while <span class="Delimiter">(</span>curr &lt; SIZE<span class="Delimiter">(</span>s<span class="Delimiter">))</span> <span class="Delimiter">{</span>  <span class="Comment">// carefully bounds-check on the string</span>
     <span class="Comment">// before accessing its raw pointer</span>
     ++result<span class="Delimiter">;</span>
     curr += tb_utf8_char_length<span class="Delimiter">(</span>in[curr]<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
+
+bool is_mu_string<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  <span class="Identifier">return</span> SIZE<span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">)</span> == <span class="Constant">3</span>
+      &amp;&amp; x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;address&quot;</span>]
+      &amp;&amp; x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;array&quot;</span>]
+      &amp;&amp; x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;character&quot;</span>]<span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
+string read_mu_string<span class="Delimiter">(</span>long long int address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int size = Memory[address]<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>size == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
+  ostringstream tmp<span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int curr = address+<span class="Constant">1</span><span class="Delimiter">;</span> curr &lt;= address+size<span class="Delimiter">;</span> ++curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    <span class="Comment">// todo: unicode</span>
+    tmp &lt;&lt; <span class="Delimiter">(</span>char<span class="Delimiter">)(</span>int<span class="Delimiter">)</span>Memory[curr]<span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  <span class="Identifier">return</span> tmp<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
+<span class="Delimiter">}</span>
 </pre>
 </body>
 </html>
diff --git a/html/044space.cc.html b/html/044space.cc.html
index b538647a..99f80cd9 100644
--- a/html/044space.cc.html
+++ b/html/044space.cc.html
@@ -13,17 +13,16 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
+.traceAbsent { color: #c00000; }
 .SalientComment { color: #00ffff; }
-.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 .CommentedCode { color: #6c6c6c; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.traceAbsent { color: #c00000; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -44,7 +43,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Comment"># then location 0 is really location 11, location 1 is really location 12, and so on.</span>
 recipe main [
   <span class="Constant">10</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">5</span>  <span class="Comment"># pretend array; in practice we'll use new</span>
-  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>
+  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>
 ]
 <span class="traceContains">+mem: storing 23 in location 12</span>
@@ -56,7 +55,7 @@ recipe main [
   <span class="Comment"># pretend array</span>
   <span class="Constant">1000</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">5</span>
   <span class="Comment"># actual start of this recipe</span>
-  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">1000</span>
+  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">1000</span>
   <span class="Constant">1</span>:address:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>
   <span class="Constant">8</span>:number/<span class="Special">raw &lt;- </span>copy *<span class="Constant">1</span>:address:number
 ]
@@ -65,20 +64,20 @@ recipe main [
 <span class="SalientComment">//:: first disable name conversion for 'default-space'</span>
 <span class="Delimiter">:(scenario convert_names_passes_default_space)</span>
 recipe main [
-  <span class="Normal">default</span>-space:number<span class="Delimiter">,</span> x:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">1</span>
+  default-space:number<span class="Delimiter">,</span> x:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">1</span>
 ]
 <span class="traceContains">+name: assign x 1</span>
 <span class="traceAbsent">-name: assign default-space 1</span>
 
 <span class="Delimiter">:(before &quot;End Disqualified Reagents&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;default-space&quot;</span><span class="Delimiter">)</span>
+if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;default-space&quot;</span><span class="Delimiter">)</span>
   x<span class="Delimiter">.</span>initialized = <span class="Constant">true</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End is_special_name Cases&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>s == <span class="Constant">&quot;default-space&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+if <span class="Delimiter">(</span>s == <span class="Constant">&quot;default-space&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
 
 <span class="SalientComment">//:: now implement space support</span>
 <span class="Delimiter">:(before &quot;End call Fields&quot;)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> default_space<span class="Delimiter">;</span>
+long long int default_space<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End call Constructor&quot;)</span>
 default_space = <span class="Constant">0</span><span class="Delimiter">;</span>
 
@@ -87,8 +86,9 @@ reagent r = absolutize<span class="Delimiter">(</span>x<span class="Delimiter">)
 <span class="Delimiter">:(code)</span>
 reagent absolutize<span class="Delimiter">(</span>reagent x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;absolutize &quot; &lt;&lt; x.to_string() &lt;&lt; '\n'; //? 4</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_raw<span class="Delimiter">(</span>x<span class="Delimiter">)</span> || is_dummy<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> x<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!x<span class="Delimiter">.</span>initialized<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>is_raw<span class="Delimiter">(</span>x<span class="Delimiter">)</span> || is_dummy<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> x<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;default-space&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> x<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>!x<span class="Delimiter">.</span>initialized<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: reagent not initialized: &quot;</span> &lt;&lt; x<span class="Delimiter">.</span>original_string &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span> x<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -111,7 +111,7 @@ recipe main [
   <span class="Comment"># pretend array</span>
   <span class="Constant">1000</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">5</span>
   <span class="Comment"># actual start of this recipe</span>
-  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">1000</span>
+  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">1000</span>
   <span class="Constant">1</span>:address:point<span class="Special"> &lt;- </span>copy <span class="Constant">12</span>
   <span class="Constant">9</span>:number/<span class="Special">raw &lt;- </span>get *<span class="Constant">1</span>:address:point<span class="Delimiter">,</span> <span class="Constant">1</span>:offset
 ]
@@ -131,7 +131,7 @@ recipe main [
   <span class="Comment"># pretend array</span>
   <span class="Constant">1000</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">5</span>
   <span class="Comment"># actual start of this recipe</span>
-  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">1000</span>
+  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">1000</span>
   <span class="Constant">1</span>:address:array:number<span class="Special"> &lt;- </span>copy <span class="Constant">12</span>
   <span class="Constant">9</span>:number/<span class="Special">raw &lt;- </span>index *<span class="Constant">1</span>:address:array:number<span class="Delimiter">,</span> <span class="Constant">1</span>
 ]
@@ -145,36 +145,36 @@ tmp<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>pus
 
 <span class="Delimiter">:(scenario new_default_space)</span>
 recipe main [
-  <span class="Normal">new</span>-<span class="Normal">default</span>-space
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
-  <span class="Normal">y</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>
+  new-default-space
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
+  y:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>
 ]
 <span class="Comment"># allocate space for x and y, as well as the chaining slot at 0</span>
 <span class="traceContains">+mem: array size is 3</span>
 
 <span class="Delimiter">:(before &quot;End Disqualified Reagents&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;number-of-locals&quot;</span><span class="Delimiter">)</span>
+if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;number-of-locals&quot;</span><span class="Delimiter">)</span>
   x<span class="Delimiter">.</span>initialized = <span class="Constant">true</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End is_special_name Cases&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>s == <span class="Constant">&quot;number-of-locals&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+if <span class="Delimiter">(</span>s == <span class="Constant">&quot;number-of-locals&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
 
 <span class="Delimiter">:(before &quot;End Rewrite Instruction(curr)&quot;)</span>
 <span class="Comment">// rewrite `new-default-space` to</span>
 <span class="Comment">//   `default-space:address:array:location &lt;- new location:type, number-of-locals:literal`</span>
 <span class="Comment">// where N is Name[recipe][&quot;&quot;]</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;new-default-space&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;new-default-space&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
   rewrite_default_space_instruction<span class="Delimiter">(</span>curr<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 <span class="Delimiter">:(after &quot;vector&lt;double&gt; read_memory(reagent x)&quot;)</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;number-of-locals&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    vector&lt;<span class="Normal">double</span>&gt; result<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;number-of-locals&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    vector&lt;double&gt; result<span class="Delimiter">;</span>
     result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>Name[Recipe_ordinal[current_recipe_name<span class="Delimiter">()</span>]][<span class="Constant">&quot;&quot;</span>]<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>result<span class="Delimiter">.</span>back<span class="Delimiter">()</span> == <span class="Constant">0</span><span class="Delimiter">)</span>
+    if <span class="Delimiter">(</span>result<span class="Delimiter">.</span>back<span class="Delimiter">()</span> == <span class="Constant">0</span><span class="Delimiter">)</span>
       raise &lt;&lt; <span class="Constant">&quot;no space allocated for default-space in recipe &quot;</span> &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;; are you using names</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span> result<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">:(after &quot;void write_memory(reagent x, vector&lt;double&gt; data)&quot;)</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;number-of-locals&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;number-of-locals&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: can't write to special name 'number-of-locals'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -190,8 +190,8 @@ recipe main [
 ]
 recipe foo [
   local-scope
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
-  reply <span class="Normal">default</span>-space:address:array:location
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
+  reply default-space:address:array:location
 ]
 <span class="Comment"># both calls to foo should have received the same default-space</span>
 <span class="traceContains">+mem: storing 1 in location 3</span>
@@ -204,28 +204,28 @@ try_reclaim_locals<span class="Delimiter">();</span>
 <span class="Comment">//: now 'local-scope' is identical to 'new-default-space' except that we'll</span>
 <span class="Comment">//: reclaim the default-space when the routine exits</span>
 <span class="Delimiter">:(before &quot;End Rewrite Instruction(curr)&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;local-scope&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;local-scope&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
   rewrite_default_space_instruction<span class="Delimiter">(</span>curr<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> try_reclaim_locals<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void try_reclaim_locals<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   <span class="Comment">// only reclaim routines starting with 'local-scope'</span>
-  <span class="Normal">const</span> recipe_ordinal r = Recipe_ordinal[current_recipe_name<span class="Delimiter">()</span>]<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
-  <span class="Normal">const</span> instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name != <span class="Constant">&quot;local-scope&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+  const recipe_ordinal r = Recipe_ordinal[current_recipe_name<span class="Delimiter">()</span>]<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+  const instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name != <span class="Constant">&quot;local-scope&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
   abandon<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>default_space<span class="Delimiter">,</span>
           <span class="Comment">/*</span><span class="Comment">array length</span><span class="Comment">*/</span><span class="Constant">1</span>+<span class="Comment">/*</span><span class="Comment">number-of-locals</span><span class="Comment">*/</span>Name[r][<span class="Constant">&quot;&quot;</span>]<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> rewrite_default_space_instruction<span class="Delimiter">(</span>instruction&amp; curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void rewrite_default_space_instruction<span class="Delimiter">(</span>instruction&amp; curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   curr<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;new&quot;</span>]<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
+  if <span class="Delimiter">(</span>!curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
     raise &lt;&lt; <span class="Constant">&quot;new-default-space can't take any ingredients</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>reagent<span class="Delimiter">(</span><span class="Constant">&quot;location:type&quot;</span><span class="Delimiter">));</span>
   curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>reagent<span class="Delimiter">(</span><span class="Constant">&quot;number-of-locals:literal&quot;</span><span class="Delimiter">));</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!curr<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
+  if <span class="Delimiter">(</span>!curr<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
     raise &lt;&lt; <span class="Constant">&quot;new-default-space can't take any results</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   curr<span class="Delimiter">.</span>products<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>reagent<span class="Delimiter">(</span><span class="Constant">&quot;default-space:address:array:location&quot;</span><span class="Delimiter">));</span>
 <span class="Delimiter">}</span>
@@ -233,14 +233,14 @@ try_reclaim_locals<span class="Delimiter">();</span>
 <span class="SalientComment">//:: helpers</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> space_base<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+long long int space_base<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>default_space<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> address<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> offset<span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> base<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>base == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> offset<span class="Delimiter">;</span>  <span class="Comment">// raw</span>
+long long int address<span class="Delimiter">(</span>long long int offset<span class="Delimiter">,</span> long long int base<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>base == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> offset<span class="Delimiter">;</span>  <span class="Comment">// raw</span>
 <span class="CommentedCode">//?   cout &lt;&lt; base &lt;&lt; '\n'; //? 2</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>offset &gt;= <span class="Normal">static_cast</span>&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt;<span class="Delimiter">(</span>Memory[base]<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>offset &gt;= static_cast&lt;long long int&gt;<span class="Delimiter">(</span>Memory[base]<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     <span class="Comment">// todo: test</span>
     raise &lt;&lt; <span class="Constant">&quot;location &quot;</span> &lt;&lt; offset &lt;&lt; <span class="Constant">&quot; is out of bounds &quot;</span> &lt;&lt; Memory[base] &lt;&lt; <span class="Constant">&quot; at &quot;</span> &lt;&lt; base &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
@@ -248,8 +248,8 @@ try_reclaim_locals<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(after &quot;void write_memory(reagent x, vector&lt;double&gt; data)&quot;)</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;default-space&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>data<span class="Delimiter">))</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;default-space&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>data<span class="Delimiter">))</span>
       raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'default-space' should be of type address:array:location, but tried to write &quot;</span> &lt;&lt; to_string<span class="Delimiter">(</span>data<span class="Delimiter">)</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>default_space = data<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
     <span class="Identifier">return</span><span class="Delimiter">;</span>
@@ -257,14 +257,14 @@ try_reclaim_locals<span class="Delimiter">();</span>
 
 <span class="Delimiter">:(scenario get_default_space)</span>
 recipe main [
-  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>
-  <span class="Constant">1</span>:number/<span class="Special">raw &lt;- </span>copy <span class="Normal">default</span>-space:address:array:location
+  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>
+  <span class="Constant">1</span>:number/<span class="Special">raw &lt;- </span>copy default-space:address:array:location
 ]
 <span class="traceContains">+mem: storing 10 in location 1</span>
 
 <span class="Delimiter">:(after &quot;vector&lt;double&gt; read_memory(reagent x)&quot;)</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;default-space&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    vector&lt;<span class="Normal">double</span>&gt; result<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;default-space&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    vector&lt;double&gt; result<span class="Delimiter">;</span>
     result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>default_space<span class="Delimiter">);</span>
     <span class="Identifier">return</span> result<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
diff --git a/html/045space_surround.cc.html b/html/045space_surround.cc.html
index a2705517..6ceb3696 100644
--- a/html/045space_surround.cc.html
+++ b/html/045space_surround.cc.html
@@ -13,14 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.traceContains { color: #008000; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -43,7 +42,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 recipe main [
   <span class="Constant">10</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">5</span>  <span class="Comment"># pretend array</span>
   <span class="Constant">20</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">5</span>  <span class="Comment"># pretend array</span>
-  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>
+  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>
   <span class="Constant">0</span>:address:array:location/names:dummy<span class="Special"> &lt;- </span>copy <span class="Constant">20</span>  <span class="Comment"># later layers will explain the /names: property</span>
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">32</span>
   <span class="Constant">1</span>:number/space:<span class="Constant">1</span><span class="Special"> &lt;- </span>copy <span class="Constant">33</span>
@@ -60,22 +59,22 @@ recipe main [
 <span class="Comment">//: one.</span>
 
 <span class="Delimiter">:(replace{} &quot;long long int space_base(const reagent&amp; x)&quot;)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> space_base<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+long long int space_base<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Identifier">return</span> space_base<span class="Delimiter">(</span>x<span class="Delimiter">,</span> space_index<span class="Delimiter">(</span>x<span class="Delimiter">),</span> Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>default_space<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> space_base<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> space_index<span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> base<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>space_index == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+long long int space_base<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">,</span> long long int space_index<span class="Delimiter">,</span> long long int base<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>space_index == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     <span class="Identifier">return</span> base<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = space_base<span class="Delimiter">(</span>x<span class="Delimiter">,</span> space_index-<span class="Constant">1</span><span class="Delimiter">,</span> Memory[base+<span class="Constant">1</span>]<span class="Delimiter">);</span>
+  long long int result = space_base<span class="Delimiter">(</span>x<span class="Delimiter">,</span> space_index-<span class="Constant">1</span><span class="Delimiter">,</span> Memory[base+<span class="Constant">1</span>]<span class="Delimiter">);</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> space_index<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Comment">/*</span><span class="Comment">skip name:type</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>first == <span class="Constant">&quot;space&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>second<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span>
+long long int space_index<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Comment">/*</span><span class="Comment">skip name:type</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>first == <span class="Constant">&quot;space&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>second<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span>
         raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: /space metadata should take exactly one value in &quot;</span> &lt;&lt; x<span class="Delimiter">.</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Identifier">return</span> to_integer<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
     <span class="Delimiter">}</span>
@@ -85,7 +84,7 @@ recipe main [
 
 <span class="Delimiter">:(scenario permit_space_as_variable_name)</span>
 recipe main [
-  <span class="Normal">space</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
+  space:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
 ]
 </pre>
 </body>
diff --git a/html/046closure_name.cc.html b/html/046closure_name.cc.html
index 92e39280..5b612e50 100644
--- a/html/046closure_name.cc.html
+++ b/html/046closure_name.cc.html
@@ -13,15 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.CommentedCode { color: #6c6c6c; }
+.Constant { color: #00a0a0; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
-.CommentedCode { color: #6c6c6c; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -40,24 +39,24 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 
 <span class="Delimiter">:(scenario closure)</span>
 recipe main [
-  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span><span class="Normal">new</span> location:type<span class="Delimiter">,</span> <span class="Constant">30</span>
-  <span class="Constant">1</span>:address:array:location/names:<span class="Normal">new</span>-counter<span class="Special"> &lt;- </span><span class="Normal">new</span>-counter
-  <span class="Constant">2</span>:number/<span class="Special">raw &lt;- </span>increment-counter <span class="Constant">1</span>:address:array:location/names:<span class="Normal">new</span>-counter
-  <span class="Constant">3</span>:number/<span class="Special">raw &lt;- </span>increment-counter <span class="Constant">1</span>:address:array:location/names:<span class="Normal">new</span>-counter
+  default-space:address:array:location<span class="Special"> &lt;- </span>new location:type<span class="Delimiter">,</span> <span class="Constant">30</span>
+  <span class="Constant">1</span>:address:array:location/names:new-counter<span class="Special"> &lt;- </span>new-counter
+  <span class="Constant">2</span>:number/<span class="Special">raw &lt;- </span>increment-counter <span class="Constant">1</span>:address:array:location/names:new-counter
+  <span class="Constant">3</span>:number/<span class="Special">raw &lt;- </span>increment-counter <span class="Constant">1</span>:address:array:location/names:new-counter
 ]
 
-recipe <span class="Normal">new</span>-counter [
-  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span><span class="Normal">new</span> location:type<span class="Delimiter">,</span> <span class="Constant">30</span>
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>
-  <span class="Normal">y</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>  <span class="Comment"># variable that will be incremented</span>
-  reply <span class="Normal">default</span>-space:address:array:location
+recipe new-counter [
+  default-space:address:array:location<span class="Special"> &lt;- </span>new location:type<span class="Delimiter">,</span> <span class="Constant">30</span>
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>
+  y:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>  <span class="Comment"># variable that will be incremented</span>
+  reply default-space:address:array:location
 ]
 
 recipe increment-counter [
-  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span><span class="Normal">new</span> location:type<span class="Delimiter">,</span> <span class="Constant">30</span>
-  <span class="Constant">0</span>:address:array:location/names:<span class="Normal">new</span>-counter<span class="Special"> &lt;- </span>next-ingredient  <span class="Comment"># outer space must be created by 'new-counter' above</span>
-  <span class="Normal">y</span>:number/space:<span class="Constant">1</span><span class="Special"> &lt;- </span>add y:number/space:<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">1</span>  <span class="Comment"># increment</span>
-  <span class="Normal">y</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">234</span>  <span class="Comment"># dummy</span>
+  default-space:address:array:location<span class="Special"> &lt;- </span>new location:type<span class="Delimiter">,</span> <span class="Constant">30</span>
+  <span class="Constant">0</span>:address:array:location/names:new-counter<span class="Special"> &lt;- </span>next-ingredient  <span class="Comment"># outer space must be created by 'new-counter' above</span>
+  y:number/space:<span class="Constant">1</span><span class="Special"> &lt;- </span>add y:number/space:<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">1</span>  <span class="Comment"># increment</span>
+  y:number<span class="Special"> &lt;- </span>copy <span class="Constant">234</span>  <span class="Comment"># dummy</span>
   reply y:number/space:<span class="Constant">1</span>
 ]
 
@@ -74,14 +73,14 @@ map&lt;recipe_ordinal<span class="Delimiter">,</span> recipe_ordinal&gt; Surroun
   Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>collect_surrounding_spaces<span class="Delimiter">);</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> collect_surrounding_spaces<span class="Delimiter">(</span><span class="Normal">const</span> recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">const</span> instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>is_label<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>name != <span class="Constant">&quot;0&quot;</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>types<span class="Delimiter">)</span> != <span class="Constant">3</span>
+void collect_surrounding_spaces<span class="Delimiter">(</span>const recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    const instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
+    if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>is_label<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+    for <span class="Delimiter">(</span>long long int j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>name != <span class="Constant">&quot;0&quot;</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>types<span class="Delimiter">)</span> != <span class="Constant">3</span>
           || inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != Type_ordinal[<span class="Constant">&quot;address&quot;</span>]
           || inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)</span> != Type_ordinal[<span class="Constant">&quot;array&quot;</span>]
           || inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">)</span> != Type_ordinal[<span class="Constant">&quot;location&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
@@ -89,13 +88,13 @@ map&lt;recipe_ordinal<span class="Delimiter">,</span> recipe_ordinal&gt; Surroun
         <span class="Identifier">continue</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
       vector&lt;string&gt; s = property<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">),</span> <span class="Constant">&quot;names&quot;</span><span class="Delimiter">);</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>s<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
         raise &lt;&lt; <span class="Constant">&quot;slot 0 requires a /names property in recipe &quot;</span> &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; end<span class="Delimiter">();</span>
         <span class="Identifier">continue</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>s<span class="Delimiter">)</span> &gt; <span class="Constant">1</span><span class="Delimiter">)</span> raise &lt;&lt; <span class="Constant">&quot;slot 0 should have a single value in /names, but got &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+      if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>s<span class="Delimiter">)</span> &gt; <span class="Constant">1</span><span class="Delimiter">)</span> raise &lt;&lt; <span class="Constant">&quot;slot 0 should have a single value in /names, but got &quot;</span> &lt;&lt; inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       string surrounding_recipe_name = s<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Surrounding_space<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">)</span> != Surrounding_space<span class="Delimiter">.</span>end<span class="Delimiter">()</span>
+      if <span class="Delimiter">(</span>Surrounding_space<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">)</span> != Surrounding_space<span class="Delimiter">.</span>end<span class="Delimiter">()</span>
           &amp;&amp; Surrounding_space[r] != Recipe_ordinal[surrounding_recipe_name]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         raise &lt;&lt; <span class="Constant">&quot;recipe &quot;</span> &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; can have only one 'surrounding' recipe but has &quot;</span> &lt;&lt; Recipe[Surrounding_space[r]]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; and &quot;</span> &lt;&lt; surrounding_recipe_name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
         <span class="Identifier">continue</span><span class="Delimiter">;</span>
@@ -110,16 +109,16 @@ map&lt;recipe_ordinal<span class="Delimiter">,</span> recipe_ordinal&gt; Surroun
 <span class="Comment">//: /space properties.</span>
 
 <span class="Delimiter">:(replace{} &quot;long long int lookup_name(const reagent&amp; r, const recipe_ordinal default_recipe)&quot;)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> lookup_name<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">,</span> <span class="Normal">const</span> recipe_ordinal default_recipe<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+long long int lookup_name<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">,</span> const recipe_ordinal default_recipe<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;AAA &quot; &lt;&lt; default_recipe &lt;&lt; &quot; &quot; &lt;&lt; Recipe[default_recipe].name &lt;&lt; '\n'; //? 2</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;AAA &quot; &lt;&lt; x.to_string() &lt;&lt; '\n'; //? 1</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!has_property<span class="Delimiter">(</span>x<span class="Delimiter">,</span> <span class="Constant">&quot;space&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Name[default_recipe]<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> raise &lt;&lt; <span class="Constant">&quot;name not found: &quot;</span> &lt;&lt; x<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>!has_property<span class="Delimiter">(</span>x<span class="Delimiter">,</span> <span class="Constant">&quot;space&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Name[default_recipe]<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> raise &lt;&lt; <span class="Constant">&quot;name not found: &quot;</span> &lt;&lt; x<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span> Name[default_recipe][x<span class="Delimiter">.</span>name]<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   vector&lt;string&gt; p = property<span class="Delimiter">(</span>x<span class="Delimiter">,</span> <span class="Constant">&quot;space&quot;</span><span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>p<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> raise &lt;&lt; <span class="Constant">&quot;/space property should have exactly one (non-negative integer) value</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> n = to_integer<span class="Delimiter">(</span>p<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>p<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> raise &lt;&lt; <span class="Constant">&quot;/space property should have exactly one (non-negative integer) value</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+  long long int n = to_integer<span class="Delimiter">(</span>p<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
   assert<span class="Delimiter">(</span>n &gt;= <span class="Constant">0</span><span class="Delimiter">);</span>
   recipe_ordinal surrounding_recipe = lookup_surrounding_recipe<span class="Delimiter">(</span>default_recipe<span class="Delimiter">,</span> n<span class="Delimiter">);</span>
   set&lt;recipe_ordinal&gt; done<span class="Delimiter">;</span>
@@ -129,11 +128,11 @@ map&lt;recipe_ordinal<span class="Delimiter">,</span> recipe_ordinal&gt; Surroun
 
 <span class="Comment">// If the recipe we need to lookup this name in doesn't have names done yet,</span>
 <span class="Comment">// recursively call transform_names on it.</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> lookup_name<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">,</span> <span class="Normal">const</span> recipe_ordinal r<span class="Delimiter">,</span> set&lt;recipe_ordinal&gt;&amp; done<span class="Delimiter">,</span> vector&lt;recipe_ordinal&gt;&amp; path<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Name[r]<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> Name[r][x<span class="Delimiter">.</span>name]<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>done<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">)</span> != done<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+long long int lookup_name<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">,</span> const recipe_ordinal r<span class="Delimiter">,</span> set&lt;recipe_ordinal&gt;&amp; done<span class="Delimiter">,</span> vector&lt;recipe_ordinal&gt;&amp; path<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Name[r]<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> Name[r][x<span class="Delimiter">.</span>name]<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>done<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">)</span> != done<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     raise &lt;&lt; <span class="Constant">&quot;can't compute address of &quot;</span> &lt;&lt; x<span class="Delimiter">.</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot; because &quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>path<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    for <span class="Delimiter">(</span>long long int i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>path<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       raise &lt;&lt; path<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i-<span class="Constant">1</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; requires computing names of &quot;</span> &lt;&lt; path<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
     raise &lt;&lt; path<span class="Delimiter">.</span>at<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>path<span class="Delimiter">)</span>-<span class="Constant">1</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; requires computing names of &quot;</span> &lt;&lt; r &lt;&lt; <span class="Constant">&quot;..ad infinitum</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
@@ -146,9 +145,9 @@ map&lt;recipe_ordinal<span class="Delimiter">,</span> recipe_ordinal&gt; Surroun
   <span class="Identifier">return</span> Name[r][x<span class="Delimiter">.</span>name]<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-recipe_ordinal lookup_surrounding_recipe<span class="Delimiter">(</span><span class="Normal">const</span> recipe_ordinal r<span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> n<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>n == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> r<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Surrounding_space<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">)</span> == Surrounding_space<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+recipe_ordinal lookup_surrounding_recipe<span class="Delimiter">(</span>const recipe_ordinal r<span class="Delimiter">,</span> long long int n<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>n == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> r<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>Surrounding_space<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">)</span> == Surrounding_space<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     raise &lt;&lt; <span class="Constant">&quot;don't know surrounding recipe of &quot;</span> &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -158,14 +157,14 @@ recipe_ordinal lookup_surrounding_recipe<span class="Delimiter">(</span><span cl
 
 <span class="Comment">//: weaken use-before-set warnings just a tad</span>
 <span class="Delimiter">:(replace{} &quot;bool already_transformed(const reagent&amp; r, const map&lt;string, long long int&gt;&amp; names)&quot;)</span>
-<span class="Normal">bool</span> already_transformed<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; r<span class="Delimiter">,</span> <span class="Normal">const</span> map&lt;string<span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt;&amp; names<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>has_property<span class="Delimiter">(</span>r<span class="Delimiter">,</span> <span class="Constant">&quot;space&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+bool already_transformed<span class="Delimiter">(</span>const reagent&amp; r<span class="Delimiter">,</span> const map&lt;string<span class="Delimiter">,</span> long long int&gt;&amp; names<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>has_property<span class="Delimiter">(</span>r<span class="Delimiter">,</span> <span class="Constant">&quot;space&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
     vector&lt;string&gt; p = property<span class="Delimiter">(</span>r<span class="Delimiter">,</span> <span class="Constant">&quot;space&quot;</span><span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>p<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>p<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       raise &lt;&lt; <span class="Constant">&quot;/space property should have exactly one (non-negative integer) value in &quot;</span> &lt;&lt; r<span class="Delimiter">.</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != <span class="Constant">&quot;0&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>p<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != <span class="Constant">&quot;0&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> names<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">.</span>name<span class="Delimiter">)</span> != names<span class="Delimiter">.</span>end<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
diff --git a/html/047global.cc.html b/html/047global.cc.html
index 4a1a84f1..c90a4500 100644
--- a/html/047global.cc.html
+++ b/html/047global.cc.html
@@ -13,14 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.traceContains { color: #008000; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -44,7 +43,7 @@ recipe main [
   <span class="Constant">20</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">5</span>
   <span class="Comment"># actual start of this recipe</span>
   global-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">20</span>
-  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>
+  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>
   <span class="Constant">1</span>:number/space:global<span class="Special"> &lt;- </span>copy <span class="Constant">24</span>
 ]
@@ -53,21 +52,21 @@ recipe main [
 
 <span class="Comment">//: to support it, create another special variable called global space</span>
 <span class="Delimiter">:(before &quot;End Disqualified Reagents&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;global-space&quot;</span><span class="Delimiter">)</span>
+if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;global-space&quot;</span><span class="Delimiter">)</span>
   x<span class="Delimiter">.</span>initialized = <span class="Constant">true</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End is_special_name Cases&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>s == <span class="Constant">&quot;global-space&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+if <span class="Delimiter">(</span>s == <span class="Constant">&quot;global-space&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
 
 <span class="Comment">//: writes to this variable go to a field in the current routine</span>
 <span class="Delimiter">:(before &quot;End routine Fields&quot;)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> global_space<span class="Delimiter">;</span>
+long long int global_space<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End routine Constructor&quot;)</span>
 global_space = <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(after &quot;void write_memory(reagent x, vector&lt;double&gt; data)&quot;)</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;global-space&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>data<span class="Delimiter">))</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>name == <span class="Constant">&quot;global-space&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>data<span class="Delimiter">))</span>
       raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'global-space' should be of type address:array:location, but tried to write &quot;</span> &lt;&lt; to_string<span class="Delimiter">(</span>data<span class="Delimiter">)</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>global_space<span class="Delimiter">)</span>
+    if <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>global_space<span class="Delimiter">)</span>
       raise &lt;&lt; <span class="Constant">&quot;routine already has a global-space; you can't over-write your globals&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     Current_routine<span class="Delimiter">-&gt;</span>global_space = data<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
     <span class="Identifier">return</span><span class="Delimiter">;</span>
@@ -75,8 +74,8 @@ global_space = <span class="Constant">0</span><span class="Delimiter">;</span>
 
 <span class="Comment">//: now marking variables as /space:global looks them up inside this field</span>
 <span class="Delimiter">:(after &quot;long long int space_base(const reagent&amp; x)&quot;)</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_global<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!Current_routine<span class="Delimiter">-&gt;</span>global_space<span class="Delimiter">)</span>
+  if <span class="Delimiter">(</span>is_global<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!Current_routine<span class="Delimiter">-&gt;</span>global_space<span class="Delimiter">)</span>
       raise &lt;&lt; <span class="Constant">&quot;routine has no global space</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span> Current_routine<span class="Delimiter">-&gt;</span>global_space<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -87,22 +86,22 @@ global_space = <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(scenario global_space_with_names)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  global-space:address:array:location<span class="Special"> &lt;- </span><span class="Normal">new</span> location:type<span class="Delimiter">,</span> <span class="Constant">10</span>
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>
+  global-space:address:array:location<span class="Special"> &lt;- </span>new location:type<span class="Delimiter">,</span> <span class="Constant">10</span>
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>
   <span class="Constant">1</span>:number/space:global<span class="Special"> &lt;- </span>copy <span class="Constant">24</span>
 ]
 <span class="Comment"># don't warn that we're mixing numeric addresses and names</span>
 $warn: <span class="Constant">0</span>
 
 <span class="Delimiter">:(after &quot;bool is_numeric_location(const reagent&amp; x)&quot;)</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_global<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>is_global<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
 
 <span class="Comment">//: helpers</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">bool</span> is_global<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Comment">/*</span><span class="Comment">skip name:type</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>first == <span class="Constant">&quot;space&quot;</span><span class="Delimiter">)</span>
+bool is_global<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Comment">/*</span><span class="Comment">skip name:type</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>first == <span class="Constant">&quot;space&quot;</span><span class="Delimiter">)</span>
       <span class="Identifier">return</span> !x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>second<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> &amp;&amp; x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">&quot;global&quot;</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
diff --git a/html/048typecheck.cc.html b/html/048typecheck.cc.html
index 2cff827d..f39bc4bf 100644
--- a/html/048typecheck.cc.html
+++ b/html/048typecheck.cc.html
@@ -13,14 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.Constant { color: #00a0a0; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -43,8 +42,8 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Delimiter">:(scenario transform_types_warns_on_reusing_name_with_different_type)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
-  <span class="Normal">x</span>:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
+  x:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
 ]
 <span class="traceContains">+warn: x used with multiple types in main</span>
 
@@ -52,43 +51,43 @@ recipe main [
   Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>transform_types<span class="Delimiter">);</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> transform_types<span class="Delimiter">(</span><span class="Normal">const</span> recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void transform_types<span class="Delimiter">(</span>const recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   map&lt;string<span class="Delimiter">,</span> vector&lt;type_ordinal&gt; &gt; metadata<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     instruction&amp; inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> in = <span class="Constant">0</span><span class="Delimiter">;</span> in &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">);</span> ++in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    for <span class="Delimiter">(</span>long long int in = <span class="Constant">0</span><span class="Delimiter">;</span> in &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">);</span> ++in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       deduce_missing_type<span class="Delimiter">(</span>metadata<span class="Delimiter">,</span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">));</span>
       check_metadata<span class="Delimiter">(</span>metadata<span class="Delimiter">,</span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">),</span> r<span class="Delimiter">);</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> out = <span class="Constant">0</span><span class="Delimiter">;</span> out &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    for <span class="Delimiter">(</span>long long int out = <span class="Constant">0</span><span class="Delimiter">;</span> out &lt; SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++out<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       deduce_missing_type<span class="Delimiter">(</span>metadata<span class="Delimiter">,</span> inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">));</span>
       check_metadata<span class="Delimiter">(</span>metadata<span class="Delimiter">,</span> inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">),</span> r<span class="Delimiter">);</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> check_metadata<span class="Delimiter">(</span>map&lt;string<span class="Delimiter">,</span> vector&lt;type_ordinal&gt; &gt;&amp; metadata<span class="Delimiter">,</span> <span class="Normal">const</span> reagent&amp; x<span class="Delimiter">,</span> <span class="Normal">const</span> recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_raw<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+void check_metadata<span class="Delimiter">(</span>map&lt;string<span class="Delimiter">,</span> vector&lt;type_ordinal&gt; &gt;&amp; metadata<span class="Delimiter">,</span> const reagent&amp; x<span class="Delimiter">,</span> const recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>is_raw<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
   <span class="Comment">// if you use raw locations you're probably doing something unsafe</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>  <span class="Comment">// will throw a more precise warning elsewhere</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>metadata<span class="Delimiter">.</span>find<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">)</span> == metadata<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
+  if <span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>  <span class="Comment">// will throw a more precise warning elsewhere</span>
+  if <span class="Delimiter">(</span>metadata<span class="Delimiter">.</span>find<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">)</span> == metadata<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
     metadata[x<span class="Delimiter">.</span>name] = x<span class="Delimiter">.</span>types<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>metadata[x<span class="Delimiter">.</span>name] != x<span class="Delimiter">.</span>types<span class="Delimiter">)</span>
+  if <span class="Delimiter">(</span>metadata[x<span class="Delimiter">.</span>name] != x<span class="Delimiter">.</span>types<span class="Delimiter">)</span>
     raise &lt;&lt; x<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; used with multiple types in &quot;</span> &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(scenario transform_types_fills_in_missing_types)</span>
 recipe main [
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
-  <span class="Normal">y</span>:number<span class="Special"> &lt;- </span>add x<span class="Delimiter">,</span> <span class="Constant">1</span>
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
+  y:number<span class="Special"> &lt;- </span>add x<span class="Delimiter">,</span> <span class="Constant">1</span>
 ]
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> deduce_missing_type<span class="Delimiter">(</span>map&lt;string<span class="Delimiter">,</span> vector&lt;type_ordinal&gt; &gt;&amp; metadata<span class="Delimiter">,</span> reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>metadata<span class="Delimiter">.</span>find<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">)</span> == metadata<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+void deduce_missing_type<span class="Delimiter">(</span>map&lt;string<span class="Delimiter">,</span> vector&lt;type_ordinal&gt; &gt;&amp; metadata<span class="Delimiter">,</span> reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>metadata<span class="Delimiter">.</span>find<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">)</span> == metadata<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
   copy<span class="Delimiter">(</span>metadata[x<span class="Delimiter">.</span>name]<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> metadata[x<span class="Delimiter">.</span>name]<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> inserter<span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">,</span> x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>begin<span class="Delimiter">()));</span>
   assert<span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
   x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>resize<span class="Delimiter">(</span>metadata[x<span class="Delimiter">.</span>name]<span class="Delimiter">.</span>size<span class="Delimiter">());</span>
@@ -97,13 +96,13 @@ recipe main [
 
 <span class="Delimiter">:(scenario transform_types_fills_in_missing_types_in_product)</span>
 recipe main [
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
   x<span class="Special"> &lt;- </span>copy <span class="Constant">2</span>
 ]
 
 <span class="Delimiter">:(scenario transform_types_fills_in_missing_types_in_product_and_ingredient)</span>
 recipe main [
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
   x<span class="Special"> &lt;- </span>add x<span class="Delimiter">,</span> <span class="Constant">1</span>
 ]
 <span class="traceContains">+mem: storing 2 in location 1</span>
@@ -112,14 +111,14 @@ recipe main [
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
   x<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
-  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">2</span>
+  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">2</span>
 ]
 <span class="traceContains">+warn: missing type in 'x &lt;- copy 1'</span>
 
 <span class="Delimiter">:(scenario typo_in_address_type_warns)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Normal">y</span>:address:charcter<span class="Special"> &lt;- </span><span class="Normal">new</span> character:type
+  y:address:charcter<span class="Special"> &lt;- </span>new character:type
   *y<span class="Special"> &lt;- </span>copy <span class="Constant">67</span>
 ]
 <span class="traceContains">+warn: unknown type: charcter</span>
diff --git a/html/050scenario.cc.html b/html/050scenario.cc.html
index f2b7c24f..db392a7c 100644
--- a/html/050scenario.cc.html
+++ b/html/050scenario.cc.html
@@ -13,17 +13,16 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.SalientComment { color: #00ffff; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
+.SalientComment { color: #00ffff; }
+.Identifier { color: #804000; }
 .traceAbsent { color: #c00000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.Identifier { color: #804000; }
 .CommentedCode { color: #6c6c6c; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -74,23 +73,23 @@ scenario foo [
 scenario foo [
   run [
     <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">13</span>
-    trace [a]<span class="Delimiter">,</span> [a b c]
+    trace <span class="Constant">1</span><span class="Delimiter">,</span> [a]<span class="Delimiter">,</span> [a b c]
   ]
   memory-should-contain [
     <span class="Constant">1</span><span class="Special"> &lt;- </span><span class="Constant">13</span>
   ]
   trace-should-contain [
-    <span class="Normal">a</span>: a b c
+    a: a b c
   ]
-  trace-should-<span class="Normal">not</span>-contain [
-    <span class="Normal">a</span>: x y z
+  trace-should-not-contain [
+    a: x y z
   ]
 ]
 
 <span class="SalientComment">//:: Core data structure</span>
 
 <span class="Delimiter">:(before &quot;End Types&quot;)</span>
-<span class="Normal">struct</span> scenario <span class="Delimiter">{</span>
+struct scenario <span class="Delimiter">{</span>
   string name<span class="Delimiter">;</span>
   string to_run<span class="Delimiter">;</span>
 <span class="Delimiter">};</span>
@@ -102,7 +101,7 @@ vector&lt;scenario&gt; Scenarios<span class="Delimiter">;</span>
 <span class="Comment">//: Simply store the text of the scenario.</span>
 
 <span class="Delimiter">:(before &quot;End Command Handlers&quot;)</span>
-<span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>command == <span class="Constant">&quot;scenario&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+else if <span class="Delimiter">(</span>command == <span class="Constant">&quot;scenario&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
   Scenarios<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>parse_scenario<span class="Delimiter">(</span>in<span class="Delimiter">));</span>
 <span class="Delimiter">}</span>
 
@@ -135,7 +134,7 @@ scenario foo [
 
 <span class="Delimiter">:(scenario read_scenario_with_bracket_in_comment_in_nested_string)</span>
 scenario foo [
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span><span class="Normal">new</span> [<span class="Comment"># not a comment]</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new [<span class="Comment"># not a comment]</span>
 ]
 <span class="traceContains">+run: 1:address:array:character &lt;- new [# not a comment]</span>
 
@@ -143,35 +142,35 @@ scenario foo [
 <span class="Comment">//: Treat the text of the scenario as a regular series of instructions.</span>
 
 <span class="Delimiter">:(before &quot;End Tests&quot;)</span>
-<span class="Normal">time_t</span> mu_time<span class="Delimiter">;</span> time<span class="Delimiter">(</span>&amp;mu_time<span class="Delimiter">);</span>
+time_t mu_time<span class="Delimiter">;</span> time<span class="Delimiter">(</span>&amp;mu_time<span class="Delimiter">);</span>
 cerr &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">Mu tests: &quot;</span> &lt;&lt; ctime<span class="Delimiter">(</span>&amp;mu_time<span class="Delimiter">);</span>
-<span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Scenarios<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Scenarios<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; Passed &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; i &lt;&lt; &quot;: &quot; &lt;&lt; Scenarios.at(i).name &lt;&lt; '\n'; //? 6</span>
+<span class="CommentedCode">//?   cerr &lt;&lt; i &lt;&lt; &quot;: &quot; &lt;&lt; Scenarios.at(i).name &lt;&lt; '\n'; //? 7</span>
   run_mu_scenario<span class="Delimiter">(</span>Scenarios<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Passed<span class="Delimiter">)</span> cerr &lt;&lt; <span class="Constant">&quot;.&quot;</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>Passed<span class="Delimiter">)</span> cerr &lt;&lt; <span class="Constant">&quot;.&quot;</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Comment">//: Convenience: run a single named scenario.</span>
 <span class="Delimiter">:(after &quot;Test Runs&quot;)</span>
-<span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Scenarios<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Scenarios<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>name == argv[argc-<span class="Constant">1</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Scenarios<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Scenarios<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>name == argv[argc-<span class="Constant">1</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     run_mu_scenario<span class="Delimiter">(</span>Scenarios<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Passed<span class="Delimiter">)</span> cerr &lt;&lt; <span class="Constant">&quot;.</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>Passed<span class="Delimiter">)</span> cerr &lt;&lt; <span class="Constant">&quot;.</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
     <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-<span class="Normal">const</span> scenario* Current_scenario = <span class="Constant">NULL</span><span class="Delimiter">;</span>
+const scenario* Current_scenario = <span class="Constant">NULL</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> run_mu_scenario<span class="Delimiter">(</span><span class="Normal">const</span> scenario&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void run_mu_scenario<span class="Delimiter">(</span>const scenario&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   Current_scenario = &amp;s<span class="Delimiter">;</span>
-  <span class="Normal">bool</span> not_already_inside_test = !Trace_stream<span class="Delimiter">;</span>
+  bool not_already_inside_test = !Trace_stream<span class="Delimiter">;</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; s.name &lt;&lt; '\n'; //? 12</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>not_already_inside_test<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>not_already_inside_test<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     Trace_file = s<span class="Delimiter">.</span>name<span class="Delimiter">;</span>
-    Trace_stream = <span class="Normal">new</span> trace_stream<span class="Delimiter">;</span>
+    Trace_stream = new trace_stream<span class="Delimiter">;</span>
     setup<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
   assert<span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>empty<span class="Delimiter">());</span>
@@ -179,12 +178,12 @@ cerr &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</spa
   bind_special_scenario_names<span class="Delimiter">(</span>tmp<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
   transform_all<span class="Delimiter">();</span>
   run<span class="Delimiter">(</span>tmp<span class="Delimiter">.</span>front<span class="Delimiter">());</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>not_already_inside_test &amp;&amp; Trace_stream<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>not_already_inside_test &amp;&amp; Trace_stream<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     teardown<span class="Delimiter">();</span>
     ofstream fout<span class="Delimiter">((</span>Trace_dir+Trace_file<span class="Delimiter">).</span>c_str<span class="Delimiter">());</span>
     fout &lt;&lt; Trace_stream<span class="Delimiter">-&gt;</span>readable_contents<span class="Delimiter">(</span><span class="Constant">&quot;&quot;</span><span class="Delimiter">);</span>
     fout<span class="Delimiter">.</span>close<span class="Delimiter">();</span>
-    <span class="Normal">delete</span> Trace_stream<span class="Delimiter">;</span>
+    delete Trace_stream<span class="Delimiter">;</span>
     Trace_stream = <span class="Constant">NULL</span><span class="Delimiter">;</span>
     Trace_file = <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -207,7 +206,7 @@ recipe scenario-foo [
 <span class="traceContains">+warn: redefining recipe scenario-foo</span>
 
 <span class="Delimiter">:(after &quot;bool warn_on_redefine(const string&amp; recipe_name)&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>recipe_name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;scenario-&quot;</span><span class="Delimiter">)</span> == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+if <span class="Delimiter">(</span>recipe_name<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;scenario-&quot;</span><span class="Delimiter">)</span> == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
 
 <span class="SalientComment">//:: The special instructions we want to support inside scenarios.</span>
 <span class="Comment">//: In a compiler for the mu VM these will require more work.</span>
@@ -228,7 +227,7 @@ RUN<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;run&quot;</span>] = RUN<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> RUN: <span class="Delimiter">{</span>
+case RUN: <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;recipe &quot; &lt;&lt; current_instruction().ingredients.at(0).name &lt;&lt; '\n'; //? 1</span>
   ostringstream tmp<span class="Delimiter">;</span>
   tmp &lt;&lt; <span class="Constant">&quot;recipe run&quot;</span> &lt;&lt; Next_recipe_ordinal &lt;&lt; <span class="Constant">&quot; [ &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name &lt;&lt; <span class="Constant">&quot; ]&quot;</span><span class="Delimiter">;</span>
@@ -244,7 +243,7 @@ Recipe_ordinal[<span class="Constant">&quot;run&quot;</span>] = RUN<span class="
 <span class="Comment">// Some variables for fake resources always get special addresses in</span>
 <span class="Comment">// scenarios.</span>
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> bind_special_scenario_names<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void bind_special_scenario_names<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Comment">// Special Scenario Variable Names(r)</span>
   <span class="Comment">// End Special Scenario Variable Names(r)</span>
 <span class="Delimiter">}</span>
@@ -265,7 +264,7 @@ recipe main [
 <span class="Comment">//: Also includes some special support for checking strings.</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-<span class="Normal">bool</span> Scenario_testing_scenario = <span class="Constant">false</span><span class="Delimiter">;</span>
+bool Scenario_testing_scenario = <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
 Scenario_testing_scenario = <span class="Constant">false</span><span class="Delimiter">;</span>
 
@@ -285,44 +284,44 @@ MEMORY_SHOULD_CONTAIN<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;memory-should-contain&quot;</span>] = MEMORY_SHOULD_CONTAIN<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> MEMORY_SHOULD_CONTAIN: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Passed<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+case MEMORY_SHOULD_CONTAIN: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Passed<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="CommentedCode">//?   cout &lt;&lt; current_instruction().ingredients.at(0).name &lt;&lt; '\n'; //? 1</span>
   check_memory<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> check_memory<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void check_memory<span class="Delimiter">(</span>const string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   istringstream in<span class="Delimiter">(</span>s<span class="Delimiter">);</span>
   in &gt;&gt; std::noskipws<span class="Delimiter">;</span>
-  set&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt; locations_checked<span class="Delimiter">;</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  set&lt;long long int&gt; locations_checked<span class="Delimiter">;</span>
+  while <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
     string lhs = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!is_integer<span class="Delimiter">(</span>lhs<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!is_integer<span class="Delimiter">(</span>lhs<span class="Delimiter">))</span> <span class="Delimiter">{</span>
       check_type<span class="Delimiter">(</span>lhs<span class="Delimiter">,</span> in<span class="Delimiter">);</span>
       <span class="Identifier">continue</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">int</span> address = to_integer<span class="Delimiter">(</span>lhs<span class="Delimiter">);</span>
+    int address = to_integer<span class="Delimiter">(</span>lhs<span class="Delimiter">);</span>
     skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
     string _assign<span class="Delimiter">;</span>  in &gt;&gt; _assign<span class="Delimiter">;</span>  assert<span class="Delimiter">(</span>_assign == <span class="Constant">&quot;&lt;-&quot;</span><span class="Delimiter">);</span>
     skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-    <span class="Normal">int</span> value = <span class="Constant">0</span><span class="Delimiter">;</span>  in &gt;&gt; value<span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>locations_checked<span class="Delimiter">.</span>find<span class="Delimiter">(</span>address<span class="Delimiter">)</span> != locations_checked<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
+    int value = <span class="Constant">0</span><span class="Delimiter">;</span>  in &gt;&gt; value<span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>locations_checked<span class="Delimiter">.</span>find<span class="Delimiter">(</span>address<span class="Delimiter">)</span> != locations_checked<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
       raise &lt;&lt; <span class="Constant">&quot;duplicate expectation for location &quot;</span> &lt;&lt; address &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;checking location &quot;</span> &lt;&lt; address &lt;&lt; end<span class="Delimiter">();</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Memory[address] != value<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Current_scenario &amp;&amp; !Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Memory[address] != value<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>Current_scenario &amp;&amp; !Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         <span class="Comment">// genuine test in a mu file</span>
         raise &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">F - &quot;</span> &lt;&lt; Current_scenario<span class="Delimiter">-&gt;</span>name &lt;&lt; <span class="Constant">&quot;: expected location &quot;</span> &lt;&lt; address &lt;&lt; <span class="Constant">&quot; to contain &quot;</span> &lt;&lt; value &lt;&lt; <span class="Constant">&quot; but saw &quot;</span> &lt;&lt; Memory[address] &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">else</span> <span class="Delimiter">{</span>
+      else <span class="Delimiter">{</span>
         <span class="Comment">// just testing scenario support</span>
         raise &lt;&lt; <span class="Constant">&quot;expected location &quot;</span> &lt;&lt; address &lt;&lt; <span class="Constant">&quot; to contain &quot;</span> &lt;&lt; value &lt;&lt; <span class="Constant">&quot; but saw &quot;</span> &lt;&lt; Memory[address] &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>!Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>!Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         Passed = <span class="Constant">false</span><span class="Delimiter">;</span>
         ++Num_failures<span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
@@ -332,16 +331,16 @@ Recipe_ordinal[<span class="Constant">&quot;memory-should-contain&quot;</span>]
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> check_type<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; lhs<span class="Delimiter">,</span> istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void check_type<span class="Delimiter">(</span>const string&amp; lhs<span class="Delimiter">,</span> istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   reagent x<span class="Delimiter">(</span>lhs<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">&quot;string&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">&quot;string&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     x<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span>to_integer<span class="Delimiter">(</span>x<span class="Delimiter">.</span>name<span class="Delimiter">));</span>
     skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
     string _assign = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
     assert<span class="Delimiter">(</span>_assign == <span class="Constant">&quot;&lt;-&quot;</span><span class="Delimiter">);</span>
     skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
     string literal = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-    <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> address = x<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
+    long long int address = x<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
     <span class="Comment">// exclude quoting brackets</span>
     assert<span class="Delimiter">(</span>*literal<span class="Delimiter">.</span>begin<span class="Delimiter">()</span> == <span class="Constant">'['</span><span class="Delimiter">);</span>  literal<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>literal<span class="Delimiter">.</span>begin<span class="Delimiter">());</span>
     assert<span class="Delimiter">(</span>*--literal<span class="Delimiter">.</span>end<span class="Delimiter">()</span> == <span class="Constant">']'</span><span class="Delimiter">);</span>  literal<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>--literal<span class="Delimiter">.</span>end<span class="Delimiter">());</span>
@@ -351,32 +350,32 @@ Recipe_ordinal[<span class="Constant">&quot;memory-should-contain&quot;</span>]
   raise &lt;&lt; <span class="Constant">&quot;don't know how to check memory for &quot;</span> &lt;&lt; lhs &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> check_string<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> address<span class="Delimiter">,</span> <span class="Normal">const</span> string&amp; literal<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void check_string<span class="Delimiter">(</span>long long int address<span class="Delimiter">,</span> const string&amp; literal<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;checking string length at &quot;</span> &lt;&lt; address &lt;&lt; end<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Memory[address] != SIZE<span class="Delimiter">(</span>literal<span class="Delimiter">))</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Current_scenario &amp;&amp; !Scenario_testing_scenario<span class="Delimiter">)</span>
+  if <span class="Delimiter">(</span>Memory[address] != SIZE<span class="Delimiter">(</span>literal<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Current_scenario &amp;&amp; !Scenario_testing_scenario<span class="Delimiter">)</span>
       raise &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">F - &quot;</span> &lt;&lt; Current_scenario<span class="Delimiter">-&gt;</span>name &lt;&lt; <span class="Constant">&quot;: expected location &quot;</span> &lt;&lt; address &lt;&lt; <span class="Constant">&quot; to contain length &quot;</span> &lt;&lt; SIZE<span class="Delimiter">(</span>literal<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; of string [&quot;</span> &lt;&lt; literal &lt;&lt; <span class="Constant">&quot;] but saw &quot;</span> &lt;&lt; Memory[address] &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
-    <span class="Normal">else</span>
+    else
       raise &lt;&lt; <span class="Constant">&quot;expected location &quot;</span> &lt;&lt; address &lt;&lt; <span class="Constant">&quot; to contain length &quot;</span> &lt;&lt; SIZE<span class="Delimiter">(</span>literal<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; of string [&quot;</span> &lt;&lt; literal &lt;&lt; <span class="Constant">&quot;] but saw &quot;</span> &lt;&lt; Memory[address] &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       Passed = <span class="Constant">false</span><span class="Delimiter">;</span>
       ++Num_failures<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
     <span class="Identifier">return</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   ++address<span class="Delimiter">;</span>  <span class="Comment">// now skip length</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>literal<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>literal<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;checking location &quot;</span> &lt;&lt; address+i &lt;&lt; end<span class="Delimiter">();</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Memory[address+i] != literal<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> <span class="Delimiter">{</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Current_scenario &amp;&amp; !Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Memory[address+i] != literal<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>Current_scenario &amp;&amp; !Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         <span class="Comment">// genuine test in a mu file</span>
         raise &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">F - &quot;</span> &lt;&lt; Current_scenario<span class="Delimiter">-&gt;</span>name &lt;&lt; <span class="Constant">&quot;: expected location &quot;</span> &lt;&lt; <span class="Delimiter">(</span>address+i<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; to contain &quot;</span> &lt;&lt; literal<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; but saw &quot;</span> &lt;&lt; Memory[address+i] &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">else</span> <span class="Delimiter">{</span>
+      else <span class="Delimiter">{</span>
         <span class="Comment">// just testing scenario support</span>
         raise &lt;&lt; <span class="Constant">&quot;expected location &quot;</span> &lt;&lt; <span class="Delimiter">(</span>address+i<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; to contain &quot;</span> &lt;&lt; literal<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot; but saw &quot;</span> &lt;&lt; Memory[address+i] &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>!Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>!Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         Passed = <span class="Constant">false</span><span class="Delimiter">;</span>
         ++Num_failures<span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
@@ -436,19 +435,19 @@ recipe main [
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
   trace-should-contain [
-    <span class="Normal">a</span>: b
-    <span class="Normal">a</span>: d
+    a: b
+    a: d
   ]
 ]
-<span class="traceContains">+warn: missing [b] in trace layer a</span>
+<span class="traceContains">+warn: missing [b] in trace with label a</span>
 
 <span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
 TRACE_SHOULD_CONTAIN<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;trace-should-contain&quot;</span>] = TRACE_SHOULD_CONTAIN<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> TRACE_SHOULD_CONTAIN: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Passed<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+case TRACE_SHOULD_CONTAIN: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Passed<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
   check_trace<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -456,37 +455,37 @@ Recipe_ordinal[<span class="Constant">&quot;trace-should-contain&quot;</span>] =
 <span class="Delimiter">:(code)</span>
 <span class="Comment">// simplified version of check_trace_contents() that emits warnings rather</span>
 <span class="Comment">// than just printing to stderr</span>
-<span class="Normal">bool</span> check_trace<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; expected<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+bool check_trace<span class="Delimiter">(</span>const string&amp; expected<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;AAA &quot; &lt;&lt; expected &lt;&lt; '\n'; //? 1</span>
   Trace_stream<span class="Delimiter">-&gt;</span>newline<span class="Delimiter">();</span>
   vector&lt;trace_line&gt; expected_lines = parse_trace<span class="Delimiter">(</span>expected<span class="Delimiter">);</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;BBB &quot; &lt;&lt; SIZE(expected_lines) &lt;&lt; '\n'; //? 1</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>expected_lines<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> curr_expected_line = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>vector&lt;trace_line&gt;::iterator p = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">).</span>label != p<span class="Delimiter">-&gt;</span>label<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">).</span>contents != trim<span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>contents<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>expected_lines<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+  long long int curr_expected_line = <span class="Constant">0</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>vector&lt;trace_line&gt;::iterator p = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">).</span>label != p<span class="Delimiter">-&gt;</span>label<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">).</span>contents != trim<span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>contents<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
     <span class="Comment">// match</span>
     ++curr_expected_line<span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>curr_expected_line == SIZE<span class="Delimiter">(</span>expected_lines<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>curr_expected_line == SIZE<span class="Delimiter">(</span>expected_lines<span class="Delimiter">))</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;ZZZ\n&quot;; //? 1</span>
       <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
 
   raise &lt;&lt; <span class="Constant">&quot;missing [&quot;</span> &lt;&lt; expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">).</span>contents &lt;&lt; <span class="Constant">&quot;] &quot;</span>
-        &lt;&lt; <span class="Constant">&quot;in trace layer &quot;</span> &lt;&lt; expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">).</span>label &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+        &lt;&lt; <span class="Constant">&quot;in trace with label &quot;</span> &lt;&lt; expected_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>curr_expected_line<span class="Delimiter">).</span>label &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
   Passed = <span class="Constant">false</span><span class="Delimiter">;</span>
   <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-vector&lt;trace_line&gt; parse_trace<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; expected<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+vector&lt;trace_line&gt; parse_trace<span class="Delimiter">(</span>const string&amp; expected<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   vector&lt;string&gt; buf = split<span class="Delimiter">(</span>expected<span class="Delimiter">,</span> <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">);</span>
   vector&lt;trace_line&gt; result<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>buf<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>buf<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     buf<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> = trim<span class="Delimiter">(</span>buf<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>buf<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>empty<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-    <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> delim = buf<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>find<span class="Delimiter">(</span><span class="Constant">&quot;: &quot;</span><span class="Delimiter">);</span>
+    if <span class="Delimiter">(</span>buf<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>empty<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+    long long int delim = buf<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>find<span class="Delimiter">(</span><span class="Constant">&quot;: &quot;</span><span class="Delimiter">);</span>
     result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>trace_line<span class="Delimiter">(</span>trim<span class="Delimiter">(</span>buf<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>substr<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> delim<span class="Delimiter">)),</span>  trim<span class="Delimiter">(</span>buf<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>substr<span class="Delimiter">(</span>delim+<span class="Constant">2</span><span class="Delimiter">))));</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
@@ -497,27 +496,27 @@ vector&lt;trace_line&gt; parse_trace<span class="Delimiter">(</span><span class=
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
   run [
-    trace [a]<span class="Delimiter">,</span> [b]
+    trace <span class="Constant">1</span><span class="Delimiter">,</span> [a]<span class="Delimiter">,</span> [b]
   ]
   trace-should-contain [
-    <span class="Normal">a</span>: b
-    <span class="Normal">a</span>: d
+    a: b
+    a: d
   ]
 ]
-<span class="traceContains">+warn: missing [d] in trace layer a</span>
+<span class="traceContains">+warn: missing [d] in trace with label a</span>
 
 <span class="Delimiter">:(scenario trace_check_passes_silently)</span>
 <span class="Special">% Scenario_testing_scenario = true;</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
   run [
-    trace [a]<span class="Delimiter">,</span> [b]
+    trace <span class="Constant">1</span><span class="Delimiter">,</span> [a]<span class="Delimiter">,</span> [b]
   ]
   trace-should-contain [
-    <span class="Normal">a</span>: b
+    a: b
   ]
 ]
-<span class="traceAbsent">-warn: missing [b] in trace layer a</span>
+<span class="traceAbsent">-warn: missing [b] in trace with label a</span>
 $warn: <span class="Constant">0</span>
 
 <span class="Comment">//: 'trace-should-not-contain' is like the '-' lines in our scenarios so far</span>
@@ -529,21 +528,21 @@ $warn: <span class="Constant">0</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
   run [
-    trace [a]<span class="Delimiter">,</span> [b]
+    trace <span class="Constant">1</span><span class="Delimiter">,</span> [a]<span class="Delimiter">,</span> [b]
   ]
-  trace-should-<span class="Normal">not</span>-contain [
-    <span class="Normal">a</span>: b
+  trace-should-not-contain [
+    a: b
   ]
 ]
-<span class="traceContains">+warn: unexpected [b] in trace layer a</span>
+<span class="traceContains">+warn: unexpected [b] in trace with label a</span>
 
 <span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
 TRACE_SHOULD_NOT_CONTAIN<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;trace-should-not-contain&quot;</span>] = TRACE_SHOULD_NOT_CONTAIN<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> TRACE_SHOULD_NOT_CONTAIN: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Passed<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+case TRACE_SHOULD_NOT_CONTAIN: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Passed<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
   check_trace_missing<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -551,12 +550,12 @@ Recipe_ordinal[<span class="Constant">&quot;trace-should-not-contain&quot;</span
 <span class="Delimiter">:(code)</span>
 <span class="Comment">// simplified version of check_trace_contents() that emits warnings rather</span>
 <span class="Comment">// than just printing to stderr</span>
-<span class="Normal">bool</span> check_trace_missing<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+bool check_trace_missing<span class="Delimiter">(</span>const string&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   Trace_stream<span class="Delimiter">-&gt;</span>newline<span class="Delimiter">();</span>
   vector&lt;trace_line&gt; lines = parse_trace<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>lines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span>lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>label<span class="Delimiter">,</span> lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>contents<span class="Delimiter">)</span> != <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      raise &lt;&lt; <span class="Constant">&quot;unexpected [&quot;</span> &lt;&lt; lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>contents &lt;&lt; <span class="Constant">&quot;] in trace layer &quot;</span> &lt;&lt; lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>label &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>lines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span>lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>label<span class="Delimiter">,</span> lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>contents<span class="Delimiter">)</span> != <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      raise &lt;&lt; <span class="Constant">&quot;unexpected [&quot;</span> &lt;&lt; lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>contents &lt;&lt; <span class="Constant">&quot;] in trace with label &quot;</span> &lt;&lt; lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>label &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       Passed = <span class="Constant">false</span><span class="Delimiter">;</span>
       <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
@@ -568,11 +567,11 @@ Recipe_ordinal[<span class="Constant">&quot;trace-should-not-contain&quot;</span
 <span class="Special">% Scenario_testing_scenario = true;</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  trace-should-<span class="Normal">not</span>-contain [
-    <span class="Normal">a</span>: b
+  trace-should-not-contain [
+    a: b
   ]
 ]
-<span class="traceAbsent">-warn: unexpected [b] in trace layer a</span>
+<span class="traceAbsent">-warn: unexpected [b] in trace with label a</span>
 $warn: <span class="Constant">0</span>
 
 <span class="Delimiter">:(scenario trace_negative_check_warns_on_any_unexpected_line)</span>
@@ -580,25 +579,85 @@ $warn: <span class="Constant">0</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
   run [
-    trace [a]<span class="Delimiter">,</span> [d]
+    trace <span class="Constant">1</span><span class="Delimiter">,</span> [a]<span class="Delimiter">,</span> [d]
+  ]
+  trace-should-not-contain [
+    a: b
+    a: d
+  ]
+]
+<span class="traceContains">+warn: unexpected [d] in trace with label a</span>
+
+<span class="Delimiter">:(scenario trace_count_check)</span>
+recipe main [
+  run [
+    trace <span class="Constant">1</span><span class="Delimiter">,</span> [a]<span class="Delimiter">,</span> [foo]
   ]
-  trace-should-<span class="Normal">not</span>-contain [
-    <span class="Normal">a</span>: b
-    <span class="Normal">a</span>: d
+  check-trace-count-for-label <span class="Constant">1</span><span class="Delimiter">,</span> [a]
+]
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+CHECK_TRACE_COUNT_FOR_LABEL<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;check-trace-count-for-label&quot;</span>] = CHECK_TRACE_COUNT_FOR_LABEL<span class="Delimiter">;</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
+case CHECK_TRACE_COUNT_FOR_LABEL: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Passed<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'check-trace-for-label' requires exactly two ingredients, but got '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'check-trace-for-label' should be a number (count), but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  long long int expected_count = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>!is_literal_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: second ingredient of 'check-trace-for-label' should be a literal string (label), but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  string label = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
+  long long int count = trace_count<span class="Delimiter">(</span>label<span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>count != expected_count<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Current_scenario &amp;&amp; !Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      <span class="Comment">// genuine test in a mu file</span>
+      raise &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">F - &quot;</span> &lt;&lt; Current_scenario<span class="Delimiter">-&gt;</span>name &lt;&lt; <span class="Constant">&quot;: &quot;</span> &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: expected &quot;</span> &lt;&lt; expected_count &lt;&lt; <span class="Constant">&quot; lines in trace with label &quot;</span> &lt;&lt; label &lt;&lt; <span class="Constant">&quot; in trace: &quot;</span><span class="Delimiter">;</span>
+      DUMP<span class="Delimiter">(</span>label<span class="Delimiter">);</span>
+      raise<span class="Delimiter">;</span>
+    <span class="Delimiter">}</span>
+    else <span class="Delimiter">{</span>
+      <span class="Comment">// just testing scenario support</span>
+      raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: expected &quot;</span> &lt;&lt; expected_count &lt;&lt; <span class="Constant">&quot; lines in trace with label &quot;</span> &lt;&lt; label &lt;&lt; <span class="Constant">&quot; in trace</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Delimiter">}</span>
+    if <span class="Delimiter">(</span>!Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      Passed = <span class="Constant">false</span><span class="Delimiter">;</span>
+      ++Num_failures<span class="Delimiter">;</span>
+    <span class="Delimiter">}</span>
+  <span class="Delimiter">}</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
+<span class="Delimiter">:(scenario trace_count_check_2)</span>
+<span class="Special">% Scenario_testing_scenario = true;</span>
+<span class="Special">% Hide_warnings = true;</span>
+recipe main [
+  run [
+    trace <span class="Constant">1</span><span class="Delimiter">,</span> [a]<span class="Delimiter">,</span> [foo]
   ]
+  check-trace-count-for-label <span class="Constant">2</span><span class="Delimiter">,</span> [a]
 ]
-<span class="traceContains">+warn: unexpected [d] in trace layer a</span>
+<span class="traceContains">+warn: main: expected 2 lines in trace with label a in trace</span>
 
 <span class="Comment">//: Minor detail: ignore 'system' calls in scenarios, since anything we do</span>
 <span class="Comment">//: with them is by definition impossible to test through mu.</span>
 <span class="Delimiter">:(after &quot;case _SYSTEM:&quot;)</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Current_scenario<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>Current_scenario<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
 
 <span class="SalientComment">//:: Helpers</span>
 
 <span class="Delimiter">:(code)</span>
 <span class="Comment">// just for the scenarios running scenarios in C++ layers</span>
-<span class="Normal">void</span> run_mu_scenario<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; form<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void run_mu_scenario<span class="Delimiter">(</span>const string&amp; form<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; form &lt;&lt; '\n'; //? 1</span>
   istringstream in<span class="Delimiter">(</span>form<span class="Delimiter">);</span>
   in &gt;&gt; std::noskipws<span class="Delimiter">;</span>
diff --git a/html/051scenario_test.mu.html b/html/051scenario_test.mu.html
index d02cc41a..d38539dd 100644
--- a/html/051scenario_test.mu.html
+++ b/html/051scenario_test.mu.html
@@ -92,7 +92,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 
 <span class="muScenario">scenario</span> check_trace_instruction [
   run [
-    trace <span class="Constant">[foo]</span>, <span class="Constant">[aaa]</span>
+    trace <span class="Constant">1</span>, <span class="Constant">[foo]</span>, <span class="Constant">[aaa]</span>
   ]
   trace-should-contain [
     foo: aaa
diff --git a/html/052tangle.cc.html b/html/052tangle.cc.html
index fc5943fd..93323d00 100644
--- a/html/052tangle.cc.html
+++ b/html/052tangle.cc.html
@@ -13,15 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
+.Identifier { color: #804000; }
 .cSpecial { color: #008000; }
-.CommentedCode { color: #6c6c6c; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.Identifier { color: #804000; }
+.CommentedCode { color: #6c6c6c; }
+.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -64,13 +63,13 @@ After_fragments<span class="Delimiter">.</span>clear<span class="Delimiter">();<
 Fragments_used<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 
 <span class="Delimiter">:(before &quot;End Command Handlers&quot;)</span>
-<span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>command == <span class="Constant">&quot;before&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+else if <span class="Delimiter">(</span>command == <span class="Constant">&quot;before&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
   string label = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
   recipe tmp = slurp_recipe<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;adding before fragment &quot; &lt;&lt; label &lt;&lt; '\n'; //? 1</span>
   Before_fragments[label]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>Before_fragments[label]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> tmp<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> tmp<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>end<span class="Delimiter">());</span>
 <span class="Delimiter">}</span>
-<span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>command == <span class="Constant">&quot;after&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+else if <span class="Delimiter">(</span>command == <span class="Constant">&quot;after&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
   string label = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
   recipe tmp = slurp_recipe<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;adding after fragment &quot; &lt;&lt; label &lt;&lt; '\n'; //? 1</span>
@@ -86,32 +85,32 @@ Fragments_used<span class="Delimiter">.</span>clear<span class="Delimiter">();</
 <span class="Comment">//: include more labels that need further insertions. Track which labels we've</span>
 <span class="Comment">//: already processed using an extra field.</span>
 <span class="Delimiter">:(before &quot;End instruction Fields&quot;)</span>
-<span class="Normal">mutable</span> <span class="Normal">bool</span> tangle_done<span class="Delimiter">;</span>
+mutable bool tangle_done<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End instruction Constructor&quot;)</span>
 tangle_done = <span class="Constant">false</span><span class="Delimiter">;</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> insert_fragments<span class="Delimiter">(</span><span class="Normal">const</span> recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">bool</span> made_progress = <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>made_progress<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void insert_fragments<span class="Delimiter">(</span>const recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  bool made_progress = <span class="Constant">true</span><span class="Delimiter">;</span>
+  while <span class="Delimiter">(</span>made_progress<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     made_progress = <span class="Constant">false</span><span class="Delimiter">;</span>
     <span class="Comment">// create a new vector because insertions invalidate iterators</span>
     vector&lt;instruction&gt; result<span class="Delimiter">;</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      <span class="Normal">const</span> instruction inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>!inst<span class="Delimiter">.</span>is_label || inst<span class="Delimiter">.</span>tangle_done<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      const instruction inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
+      if <span class="Delimiter">(</span>!inst<span class="Delimiter">.</span>is_label || inst<span class="Delimiter">.</span>tangle_done<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>inst<span class="Delimiter">);</span>
         <span class="Identifier">continue</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
       inst<span class="Delimiter">.</span>tangle_done = <span class="Constant">true</span><span class="Delimiter">;</span>
       made_progress = <span class="Constant">true</span><span class="Delimiter">;</span>
       Fragments_used<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>label<span class="Delimiter">);</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Before_fragments<span class="Delimiter">.</span>find<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>label<span class="Delimiter">)</span> != Before_fragments<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>Before_fragments<span class="Delimiter">.</span>find<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>label<span class="Delimiter">)</span> != Before_fragments<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?         cerr &lt;&lt; &quot;loading code before &quot; &lt;&lt; inst.label &lt;&lt; '\n'; //? 1</span>
         result<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>result<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> Before_fragments[inst<span class="Delimiter">.</span>label]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> Before_fragments[inst<span class="Delimiter">.</span>label]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>end<span class="Delimiter">());</span>
       <span class="Delimiter">}</span>
       result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>inst<span class="Delimiter">);</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>After_fragments<span class="Delimiter">.</span>find<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>label<span class="Delimiter">)</span> != After_fragments<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>After_fragments<span class="Delimiter">.</span>find<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>label<span class="Delimiter">)</span> != After_fragments<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?         cerr &lt;&lt; &quot;loading code after &quot; &lt;&lt; inst.label &lt;&lt; '\n'; //? 1</span>
         result<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>result<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> After_fragments[inst<span class="Delimiter">.</span>label]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> After_fragments[inst<span class="Delimiter">.</span>label]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>end<span class="Delimiter">());</span>
       <span class="Delimiter">}</span>
@@ -122,19 +121,19 @@ tangle_done = <span class="Constant">false</span><span class="Delimiter">;</span
 
 <span class="Comment">//: warn about unapplied fragments</span>
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-<span class="Normal">bool</span> Transform_check_insert_fragments_Ran = <span class="Constant">false</span><span class="Delimiter">;</span>
+bool Transform_check_insert_fragments_Ran = <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End One-time Setup&quot;)</span>
 Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>check_insert_fragments<span class="Delimiter">);</span>  <span class="Comment">// final transform</span>
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> check_insert_fragments<span class="Delimiter">(</span>unused recipe_ordinal<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Transform_check_insert_fragments_Ran<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+void check_insert_fragments<span class="Delimiter">(</span>unused recipe_ordinal<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Transform_check_insert_fragments_Ran<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
   Transform_check_insert_fragments_Ran = <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>map&lt;string<span class="Delimiter">,</span> recipe&gt;::iterator p = Before_fragments<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Before_fragments<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Fragments_used<span class="Delimiter">.</span>find<span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>first<span class="Delimiter">)</span> == Fragments_used<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
+  for <span class="Delimiter">(</span>map&lt;string<span class="Delimiter">,</span> recipe&gt;::iterator p = Before_fragments<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Before_fragments<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Fragments_used<span class="Delimiter">.</span>find<span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>first<span class="Delimiter">)</span> == Fragments_used<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
       raise &lt;&lt; <span class="Constant">&quot;could not locate insert before &quot;</span> &lt;&lt; p<span class="Delimiter">-&gt;</span>first &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>map&lt;string<span class="Delimiter">,</span> recipe&gt;::iterator p = After_fragments<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != After_fragments<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Fragments_used<span class="Delimiter">.</span>find<span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>first<span class="Delimiter">)</span> == Fragments_used<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
+  for <span class="Delimiter">(</span>map&lt;string<span class="Delimiter">,</span> recipe&gt;::iterator p = After_fragments<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != After_fragments<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Fragments_used<span class="Delimiter">.</span>find<span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>first<span class="Delimiter">)</span> == Fragments_used<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
       raise &lt;&lt; <span class="Constant">&quot;could not locate insert after &quot;</span> &lt;&lt; p<span class="Delimiter">-&gt;</span>first &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
diff --git a/html/053continuation.cc.html b/html/053continuation.cc.html
index d9a7a185..c0c00353 100644
--- a/html/053continuation.cc.html
+++ b/html/053continuation.cc.html
@@ -13,17 +13,16 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.traceAbsent { color: #c00000; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
+.SalientComment { color: #00ffff; }
+.traceAbsent { color: #c00000; }
+.traceContains { color: #008000; }
 .CommentedCode { color: #6c6c6c; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.Constant { color: #00a0a0; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
-.SalientComment { color: #00ffff; }
 -->
 </style>
 
@@ -44,8 +43,8 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 
 <span class="Comment">//: todo: implement continuations in mu's memory</span>
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-map&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span><span class="Delimiter">,</span> call_stack&gt; Continuation<span class="Delimiter">;</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Next_continuation_id = <span class="Constant">0</span><span class="Delimiter">;</span>
+map&lt;long long int<span class="Delimiter">,</span> call_stack&gt; Continuation<span class="Delimiter">;</span>
+long long int Next_continuation_id = <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
 Continuation<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 Next_continuation_id = <span class="Constant">0</span><span class="Delimiter">;</span>
@@ -59,7 +58,7 @@ CURRENT_CONTINUATION<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;current-continuation&quot;</span>] = CURRENT_CONTINUATION<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> CURRENT_CONTINUATION: <span class="Delimiter">{</span>
+case CURRENT_CONTINUATION: <span class="Delimiter">{</span>
   <span class="Comment">// copy the current call stack</span>
   Continuation[Next_continuation_id] = Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">;</span>  <span class="Comment">// deep copy because calls have no pointers</span>
   <span class="Comment">// make sure calling the copy doesn't spawn the same continuation again</span>
@@ -76,12 +75,12 @@ CONTINUE_FROM<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;continue-from&quot;</span>] = CONTINUE_FROM<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> CONTINUE_FROM: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+case CONTINUE_FROM: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'continue-from' should be a continuation id generated by 'current-continuation', but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> c = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  long long int c = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   Current_routine<span class="Delimiter">-&gt;</span>calls = Continuation[c]<span class="Delimiter">;</span>  <span class="Comment">// deep copy; calls have no pointers</span>
   <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// skip rest of this instruction</span>
 <span class="Delimiter">}</span>
@@ -93,8 +92,8 @@ recipe main [
   <span class="Constant">2</span>:continuation<span class="Special"> &lt;- </span>current-continuation
   <span class="Delimiter">{</span>
 <span class="CommentedCode">#?     $print 1:number</span>
-    <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>greater-<span class="Normal">or</span>-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">3</span>
-    <span class="Identifier">break</span>-<span class="Normal">if</span> <span class="Constant">3</span>:boolean
+    <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>greater-or-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">3</span>
+    <span class="Identifier">break</span>-if <span class="Constant">3</span>:boolean
     <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>add <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">1</span>
     <span class="Identifier">continue</span>-from <span class="Constant">2</span>:continuation  <span class="Comment"># loop</span>
   <span class="Delimiter">}</span>
@@ -112,8 +111,8 @@ recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
   <span class="Constant">2</span>:continuation<span class="Special"> &lt;- </span>loop-body
   <span class="Delimiter">{</span>
-    <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>greater-<span class="Normal">or</span>-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">3</span>
-    <span class="Identifier">break</span>-<span class="Normal">if</span> <span class="Constant">3</span>:boolean
+    <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>greater-or-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">3</span>
+    <span class="Identifier">break</span>-if <span class="Constant">3</span>:boolean
     <span class="Identifier">continue</span>-from <span class="Constant">2</span>:continuation  <span class="Comment"># loop</span>
   <span class="Delimiter">}</span>
 ]
@@ -147,8 +146,8 @@ recipe main [
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">5</span>
   <span class="Delimiter">{</span>
     <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>call <span class="Constant">1</span>:continuation<span class="Delimiter">,</span> <span class="Constant">2</span>:number  <span class="Comment"># 2 is an argument to g, the 'top' of the continuation</span>
-    <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>greater-<span class="Normal">or</span>-equal <span class="Constant">2</span>:number<span class="Delimiter">,</span> <span class="Constant">8</span>
-    <span class="Identifier">break</span>-<span class="Normal">if</span> <span class="Constant">3</span>:boolean
+    <span class="Constant">3</span>:boolean<span class="Special"> &lt;- </span>greater-or-equal <span class="Constant">2</span>:number<span class="Delimiter">,</span> <span class="Constant">8</span>
+    <span class="Identifier">break</span>-if <span class="Constant">3</span>:boolean
     loop
   <span class="Delimiter">}</span>
 ]
@@ -196,7 +195,7 @@ recipe g [
 <span class="Comment">//: the call stack</span>
 
 <span class="Delimiter">:(before &quot;End call Fields&quot;)</span>
-<span class="Normal">bool</span> is_reset<span class="Delimiter">;</span>
+bool is_reset<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End call Constructor&quot;)</span>
 is_reset = <span class="Constant">false</span><span class="Delimiter">;</span>
 
@@ -207,7 +206,7 @@ CREATE_DELIMITED_CONTINUATION<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;create-delimited-continuation&quot;</span>] = CREATE_DELIMITED_CONTINUATION<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> CREATE_DELIMITED_CONTINUATION: <span class="Delimiter">{</span>
+case CREATE_DELIMITED_CONTINUATION: <span class="Delimiter">{</span>
   Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>is_reset = <span class="Constant">true</span><span class="Delimiter">;</span>
   Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>push_front<span class="Delimiter">(</span>call<span class="Delimiter">(</span>Recipe_ordinal[current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name]<span class="Delimiter">));</span>
   ingredients<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">());</span>  <span class="Comment">// drop the callee</span>
@@ -218,8 +217,8 @@ Recipe_ordinal[<span class="Constant">&quot;create-delimited-continuation&quot;<
 <span class="Comment">//: call, and return it as the result.</span>
 <span class="Comment">//: todo: implement delimited continuations in mu's memory</span>
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-map&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span><span class="Delimiter">,</span> call_stack&gt; Delimited_continuation<span class="Delimiter">;</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Next_delimited_continuation_id = <span class="Constant">0</span><span class="Delimiter">;</span>
+map&lt;long long int<span class="Delimiter">,</span> call_stack&gt; Delimited_continuation<span class="Delimiter">;</span>
+long long int Next_delimited_continuation_id = <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
 Delimited_continuation<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 Next_delimited_continuation_id = <span class="Constant">0</span><span class="Delimiter">;</span>
@@ -229,7 +228,7 @@ REPLY_DELIMITED_CONTINUATION<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;reply-delimited-continuation&quot;</span>] = REPLY_DELIMITED_CONTINUATION<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> REPLY_DELIMITED_CONTINUATION: <span class="Delimiter">{</span>
+case REPLY_DELIMITED_CONTINUATION: <span class="Delimiter">{</span>
   <span class="Comment">// first clear any existing ingredients, to isolate the creation of the</span>
   <span class="Comment">// continuation from its calls</span>
   Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>ingredient_atoms<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
@@ -237,12 +236,12 @@ Recipe_ordinal[<span class="Constant">&quot;reply-delimited-continuation&quot;</
   <span class="Comment">// copy the current call stack until the most recent 'reset' call</span>
   call_stack::iterator find_reset<span class="Delimiter">(</span>call_stack&amp; c<span class="Delimiter">);</span>  <span class="Comment">// manual prototype containing '::'</span>
   call_stack::iterator reset = find_reset<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>reset == Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>reset == Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: couldn't find a 'reset' call to jump out to</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   Delimited_continuation[Next_delimited_continuation_id] = call_stack<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> reset<span class="Delimiter">);</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>begin<span class="Delimiter">()</span> != reset<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  while <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>begin<span class="Delimiter">()</span> != reset<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     --Callstack_depth<span class="Delimiter">;</span>
     Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>pop_front<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
@@ -255,23 +254,23 @@ Recipe_ordinal[<span class="Constant">&quot;reply-delimited-continuation&quot;</
 
 <span class="Delimiter">:(code)</span>
 call_stack::iterator find_reset<span class="Delimiter">(</span>call_stack&amp; c<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>call_stack::iterator p = c<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != c<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>is_reset<span class="Delimiter">)</span> <span class="Identifier">return</span> p<span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>call_stack::iterator p = c<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != c<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span>
+    if <span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>is_reset<span class="Delimiter">)</span> <span class="Identifier">return</span> p<span class="Delimiter">;</span>
   <span class="Identifier">return</span> c<span class="Delimiter">.</span>end<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
 <span class="Comment">//: overload 'call' for continuations</span>
 <span class="Delimiter">:(after &quot;Begin Call&quot;)</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>properties<span class="Delimiter">.</span>empty<span class="Delimiter">()</span>
+  if <span class="Delimiter">(</span>!current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>properties<span class="Delimiter">.</span>empty<span class="Delimiter">()</span>
       &amp;&amp; !current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>empty<span class="Delimiter">()</span>
       &amp;&amp; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>properties<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>second<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == <span class="Constant">&quot;continuation&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     <span class="Comment">// copy multiple calls on to current call stack</span>
     assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)));</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Delimited_continuation<span class="Delimiter">.</span>find<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> == Delimited_continuation<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Delimited_continuation<span class="Delimiter">.</span>find<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> == Delimited_continuation<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
       raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: no such delimited continuation &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">const</span> call_stack&amp; new_calls = Delimited_continuation[ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span>]<span class="Delimiter">;</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span>call_stack::const_reverse_iterator p = new_calls<span class="Delimiter">.</span>rbegin<span class="Delimiter">();</span> p != new_calls<span class="Delimiter">.</span>rend<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span>
+    const call_stack&amp; new_calls = Delimited_continuation[ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span>]<span class="Delimiter">;</span>
+    for <span class="Delimiter">(</span>call_stack::const_reverse_iterator p = new_calls<span class="Delimiter">.</span>rbegin<span class="Delimiter">();</span> p != new_calls<span class="Delimiter">.</span>rend<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span>
       Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>push_front<span class="Delimiter">(</span>*p<span class="Delimiter">);</span>
     ++current_step_index<span class="Delimiter">();</span>  <span class="Comment">// skip past the reply-delimited-continuation</span>
     ingredients<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">());</span>  <span class="Comment">// drop the callee</span>
diff --git a/html/060string.mu.html b/html/060string.mu.html
index 80c1c900..7a2126ff 100644
--- a/html/060string.mu.html
+++ b/html/060string.mu.html
@@ -13,14 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
-.Delimiter { color: #a04060; }
-.CommentedCode { color: #6c6c6c; }
+.muScenario { color: #00af00; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.muScenario { color: #00af00; }
+.CommentedCode { color: #6c6c6c; }
+.Delimiter { color: #a04060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
@@ -42,13 +42,13 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
   b-len:number<span class="Special"> &lt;- </span>length *b
   <span class="Comment"># compare lengths</span>
   <span class="Delimiter">{</span>
-    trace <span class="Constant">[string-equal]</span>, <span class="Constant">[comparing lengths]</span>
+    trace <span class="Constant">99</span>, <span class="Constant">[string-equal]</span>, <span class="Constant">[comparing lengths]</span>
     length-equal?:boolean<span class="Special"> &lt;- </span>equal a-len, b-len
     <span class="muControl">break-if</span> length-equal?
     <span class="muControl">reply</span> <span class="Constant">0</span>
   <span class="Delimiter">}</span>
   <span class="Comment"># compare each corresponding character</span>
-  trace <span class="Constant">[string-equal]</span>, <span class="Constant">[comparing characters]</span>
+  trace <span class="Constant">99</span>, <span class="Constant">[string-equal]</span>, <span class="Constant">[comparing characters]</span>
   i:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
   <span class="Delimiter">{</span>
     done?:boolean<span class="Special"> &lt;- </span>greater-or-equal i, a-len
@@ -184,7 +184,7 @@ container buffer [
   <span class="muControl">reply</span> result
 ]
 
-<span class="Comment"># in:address:buffer &lt;- buffer-append in:address:buffer, c:character</span>
+<span class="Comment"># in &lt;- buffer-append in:address:buffer, c:character</span>
 <span class="muRecipe">recipe</span> buffer-append [
   <span class="Constant">local-scope</span>
   in:address:buffer<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
@@ -286,7 +286,7 @@ container buffer [
     negative?:boolean<span class="Special"> &lt;- </span>lesser-than n, <span class="Constant">0</span>
     <span class="muControl">break-unless</span> negative?
     negate-result<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>
-    n<span class="Special"> &lt;- </span>multiply n, -1
+    n<span class="Special"> &lt;- </span>multiply n, <span class="Constant">-1</span>
   <span class="Delimiter">}</span>
   <span class="Comment"># add digits from right to left into intermediate buffer</span>
   tmp:address:buffer<span class="Special"> &lt;- </span>new-buffer <span class="Constant">30</span>
@@ -374,7 +374,7 @@ container buffer [
 
 <span class="muScenario">scenario</span> integer-to-decimal-digit-negative [
   run [
-    <span class="Constant">1</span>:address:array:character/<span class="Special">raw &lt;- </span>integer-to-decimal-string -1
+    <span class="Constant">1</span>:address:array:character/<span class="Special">raw &lt;- </span>integer-to-decimal-string <span class="Constant">-1</span>
     <span class="Constant">2</span>:array:character/<span class="Special">raw &lt;- </span>copy *<span class="Constant">1</span>:address:array:character/<span class="Special">raw</span>
   ]
   memory-should-contain [
@@ -438,6 +438,78 @@ container buffer [
   ]
 ]
 
+<span class="muScenario">scenario</span> replace-character-in-string [
+  run [
+    <span class="Constant">1</span>:address:array:character/<span class="Special">raw &lt;- </span>new <span class="Constant">[abc]</span>
+    <span class="Constant">1</span>:address:array:character/<span class="Special">raw &lt;- </span>string-replace <span class="Constant">1</span>:address:array:character/<span class="Special">raw</span>, <span class="Constant">98/b</span>, <span class="Constant">122/z</span>
+    <span class="Constant">2</span>:array:character/<span class="Special">raw &lt;- </span>copy *<span class="Constant">1</span>:address:array:character/<span class="Special">raw</span>
+  ]
+  memory-should-contain [
+    <span class="Constant">2</span>:string<span class="Special"> &lt;- </span><span class="Constant">[azc]</span>
+  ]
+]
+
+<span class="muRecipe">recipe</span> string-replace [
+  <span class="Constant">local-scope</span>
+  s:address:array:character<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  oldc:character<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  newc:character<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  from:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  len:number<span class="Special"> &lt;- </span>length *s
+  i:number<span class="Special"> &lt;- </span>find-next s, oldc, from
+  done?:boolean<span class="Special"> &lt;- </span>greater-or-equal i, len
+  <span class="muControl">reply-if</span> done?, s/same-as-ingredient:<span class="Constant">0</span>
+  dest:address:character<span class="Special"> &lt;- </span>index-address *s, i
+  *dest<span class="Special"> &lt;- </span>copy newc
+  i<span class="Special"> &lt;- </span>add i, <span class="Constant">1</span>
+  s<span class="Special"> &lt;- </span>string-replace s, oldc, newc, i
+  <span class="muControl">reply</span> s/same-as-ingredient:<span class="Constant">0</span>
+]
+
+<span class="muScenario">scenario</span> replace-character-at-start [
+  run [
+    <span class="Constant">1</span>:address:array:character/<span class="Special">raw &lt;- </span>new <span class="Constant">[abc]</span>
+    <span class="Constant">1</span>:address:array:character/<span class="Special">raw &lt;- </span>string-replace <span class="Constant">1</span>:address:array:character/<span class="Special">raw</span>, <span class="Constant">97/a</span>, <span class="Constant">122/z</span>
+    <span class="Constant">2</span>:array:character/<span class="Special">raw &lt;- </span>copy *<span class="Constant">1</span>:address:array:character/<span class="Special">raw</span>
+  ]
+  memory-should-contain [
+    <span class="Constant">2</span>:string<span class="Special"> &lt;- </span><span class="Constant">[zbc]</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> replace-character-at-end [
+  run [
+    <span class="Constant">1</span>:address:array:character/<span class="Special">raw &lt;- </span>new <span class="Constant">[abc]</span>
+    <span class="Constant">1</span>:address:array:character/<span class="Special">raw &lt;- </span>string-replace <span class="Constant">1</span>:address:array:character/<span class="Special">raw</span>, <span class="Constant">99/c</span>, <span class="Constant">122/z</span>
+    <span class="Constant">2</span>:array:character/<span class="Special">raw &lt;- </span>copy *<span class="Constant">1</span>:address:array:character/<span class="Special">raw</span>
+  ]
+  memory-should-contain [
+    <span class="Constant">2</span>:string<span class="Special"> &lt;- </span><span class="Constant">[abz]</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> replace-character-missing [
+  run [
+    <span class="Constant">1</span>:address:array:character/<span class="Special">raw &lt;- </span>new <span class="Constant">[abc]</span>
+    <span class="Constant">1</span>:address:array:character/<span class="Special">raw &lt;- </span>string-replace <span class="Constant">1</span>:address:array:character/<span class="Special">raw</span>, <span class="Constant">100/d</span>, <span class="Constant">122/z</span>
+    <span class="Constant">2</span>:array:character/<span class="Special">raw &lt;- </span>copy *<span class="Constant">1</span>:address:array:character/<span class="Special">raw</span>
+  ]
+  memory-should-contain [
+    <span class="Constant">2</span>:string<span class="Special"> &lt;- </span><span class="Constant">[abc]</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> replace-all-characters [
+  run [
+    <span class="Constant">1</span>:address:array:character/<span class="Special">raw &lt;- </span>new <span class="Constant">[banana]</span>
+    <span class="Constant">1</span>:address:array:character/<span class="Special">raw &lt;- </span>string-replace <span class="Constant">1</span>:address:array:character/<span class="Special">raw</span>, <span class="Constant">97/a</span>, <span class="Constant">122/z</span>
+    <span class="Constant">2</span>:array:character/<span class="Special">raw &lt;- </span>copy *<span class="Constant">1</span>:address:array:character/<span class="Special">raw</span>
+  ]
+  memory-should-contain [
+    <span class="Constant">2</span>:string<span class="Special"> &lt;- </span><span class="Constant">[bznznz]</span>
+  ]
+]
+
 <span class="Comment"># replace underscores in first with remaining args</span>
 <span class="Comment"># result:address:array:character &lt;- interpolate template:address:array:character, ...</span>
 <span class="muRecipe">recipe</span> interpolate [
@@ -653,7 +725,7 @@ container buffer [
     <span class="muControl">loop</span>
   <span class="Delimiter">}</span>
   <span class="Comment"># result = new character[end+1 - start]</span>
-  new-len:number<span class="Special"> &lt;- </span>subtract end, start, -1
+  new-len:number<span class="Special"> &lt;- </span>subtract end, start, <span class="Constant">-1</span>
   result:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">character:type</span>, new-len
   <span class="Comment"># copy the untrimmed parts between start and end</span>
   i:number<span class="Special"> &lt;- </span>copy start
@@ -828,7 +900,7 @@ container buffer [
   ]
 ]
 
-<span class="Comment"># idx:number &lt;- find-substring text:address:array:character, pattern:address:array:character, idx:number</span>
+<span class="Comment"># next-index:number &lt;- find-substring text:address:array:character, pattern:address:array:character, idx:number</span>
 <span class="Comment"># like find-next, but searches for multiple characters</span>
 <span class="Comment"># fairly dumb algorithm</span>
 <span class="muRecipe">recipe</span> find-substring [
diff --git a/html/061channel.mu.html b/html/061channel.mu.html
index 8fa625b4..350dab6e 100644
--- a/html/061channel.mu.html
+++ b/html/061channel.mu.html
@@ -13,14 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
-.muRecipe { color: #ff8700; }
 .muScenario { color: #00af00; }
 .SalientComment { color: #00ffff; }
+.muRecipe { color: #ff8700; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
 .Delimiter { color: #a04060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
@@ -84,7 +84,7 @@ container channel [
   <span class="muControl">reply</span> result
 ]
 
-<span class="Comment"># chan:address:channel &lt;- write chan:address:channel, val:location</span>
+<span class="Comment"># chan &lt;- write chan:address:channel, val:location</span>
 <span class="muRecipe">recipe</span> write [
   <span class="Constant">local-scope</span>
   chan:address:channel<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
@@ -113,7 +113,7 @@ container channel [
   <span class="muControl">reply</span> chan/same-as-ingredient:<span class="Constant">0</span>
 ]
 
-<span class="Comment"># result:location, chan:address:channel &lt;- read chan:address:channel</span>
+<span class="Comment"># result:location, chan &lt;- read chan:address:channel</span>
 <span class="muRecipe">recipe</span> read [
   <span class="Constant">local-scope</span>
   chan:address:channel<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
@@ -311,7 +311,7 @@ container channel [
 ]
 
 <span class="Comment"># helper for channels of characters in particular</span>
-<span class="Comment"># out:address:channel &lt;- buffer-lines in:address:channel, out:address:channel</span>
+<span class="Comment"># out &lt;- buffer-lines in:address:channel, out:address:channel</span>
 <span class="muRecipe">recipe</span> buffer-lines [
   <span class="Constant">local-scope</span>
   in:address:channel<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
@@ -399,7 +399,7 @@ F buffer-lines-blocks-until-newline: channel should be empty <span class="muReci
     <span class="Constant">9</span>:boolean/completed?<span class="Special"> &lt;- </span>not <span class="Constant">8</span>:boolean
     assert <span class="Constant">9</span>:boolean/completed?, [
 F buffer-lines-blocks-until-newline: channel should contain data <span class="muRecipe">after</span> writing newline]
-    trace <span class="Constant">[test]</span>, <span class="Constant">[reached end]</span>
+    trace <span class="Constant">1</span>, <span class="Constant">[test]</span>, <span class="Constant">[reached end]</span>
   ]
   trace-should-contain [
     test: reached end
diff --git a/html/062array.mu.html b/html/062array.mu.html
index 32af078f..b65da102 100644
--- a/html/062array.mu.html
+++ b/html/062array.mu.html
@@ -13,13 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
-.muRecipe { color: #ff8700; }
 .muScenario { color: #00af00; }
+.muRecipe { color: #ff8700; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
 .Delimiter { color: #a04060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
diff --git a/html/063list.mu.html b/html/063list.mu.html
index fe31c9ab..7d106ca0 100644
--- a/html/063list.mu.html
+++ b/html/063list.mu.html
@@ -13,13 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
 .muScenario { color: #00af00; }
-.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
+.CommentedCode { color: #6c6c6c; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
diff --git a/html/064random.cc.html b/html/064random.cc.html
index 393ea7f8..e8a75626 100644
--- a/html/064random.cc.html
+++ b/html/064random.cc.html
@@ -13,15 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
+.traceContains { color: #008000; }
 .PreProc { color: #c000c0; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -38,7 +37,7 @@ RANDOM<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;random&quot;</span>] = RANDOM<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> RANDOM: <span class="Delimiter">{</span>
+case RANDOM: <span class="Delimiter">{</span>
   <span class="Comment">// todo: limited range of numbers, might be imperfectly random</span>
   <span class="Comment">// todo: thread state in extra ingredients and products</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
@@ -51,7 +50,7 @@ MAKE_RANDOM_NONDETERMINISTIC<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;make-random-nondeterministic&quot;</span>] = MAKE_RANDOM_NONDETERMINISTIC<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> MAKE_RANDOM_NONDETERMINISTIC: <span class="Delimiter">{</span>
+case MAKE_RANDOM_NONDETERMINISTIC: <span class="Delimiter">{</span>
   srand<span class="Delimiter">(</span>time<span class="Delimiter">(</span><span class="Constant">NULL</span><span class="Delimiter">));</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -61,12 +60,12 @@ ROUND<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;round&quot;</span>] = ROUND<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> ROUND: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case ROUND: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'round' requires exactly one ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'round' should be a number, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
diff --git a/html/065duplex_list.mu.html b/html/065duplex_list.mu.html
index 127b5910..1ed671cd 100644
--- a/html/065duplex_list.mu.html
+++ b/html/065duplex_list.mu.html
@@ -13,14 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
 .muScenario { color: #00af00; }
-.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
+.CommentedCode { color: #6c6c6c; }
 .Delimiter { color: #a04060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
diff --git a/html/066stream.mu.html b/html/066stream.mu.html
index 2535cd8f..c6504424 100644
--- a/html/066stream.mu.html
+++ b/html/066stream.mu.html
@@ -13,11 +13,11 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
diff --git a/html/070display.cc.html b/html/070display.cc.html
index 73ddc796..f61edd06 100644
--- a/html/070display.cc.html
+++ b/html/070display.cc.html
@@ -13,14 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.SalientComment { color: #00ffff; }
+.cSpecial { color: #008000; }
+.Identifier { color: #804000; }
 .Constant { color: #00a0a0; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
+.SalientComment { color: #00ffff; }
 .CommentedCode { color: #6c6c6c; }
-.Identifier { color: #804000; }
-.cSpecial { color: #008000; }
 -->
 </style>
 
@@ -41,17 +40,24 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="SalientComment">//:: Display management</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Display_row = <span class="Constant">0</span><span class="Delimiter">,</span> Display_column = <span class="Constant">0</span><span class="Delimiter">;</span>
-<span class="Normal">bool</span> Autodisplay = <span class="Constant">true</span><span class="Delimiter">;</span>
+long long int Display_row = <span class="Constant">0</span><span class="Delimiter">,</span> Display_column = <span class="Constant">0</span><span class="Delimiter">;</span>
+bool Autodisplay = <span class="Constant">true</span><span class="Delimiter">;</span>
 
 <span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
 OPEN_CONSOLE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;open-console&quot;</span>] = OPEN_CONSOLE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> OPEN_CONSOLE: <span class="Delimiter">{</span>
+case OPEN_CONSOLE: <span class="Delimiter">{</span>
   tb_init<span class="Delimiter">();</span>
   Display_row = Display_column = <span class="Constant">0</span><span class="Delimiter">;</span>
+  long long int width = tb_width<span class="Delimiter">();</span>
+  long long int height = tb_height<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>width &gt; <span class="Constant">222</span> || height &gt; <span class="Constant">222</span><span class="Delimiter">)</span> tb_shutdown<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>width &gt; <span class="Constant">222</span><span class="Delimiter">)</span>
+    raise &lt;&lt; <span class="Constant">&quot;sorry, mu doesn't support windows wider than 222 characters. Please resize your window.</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>height &gt; <span class="Constant">222</span><span class="Delimiter">)</span>
+    raise &lt;&lt; <span class="Constant">&quot;sorry, mu doesn't support windows taller than 222 characters. Please resize your window.</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
@@ -60,7 +66,7 @@ CLOSE_CONSOLE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;close-console&quot;</span>] = CLOSE_CONSOLE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> CLOSE_CONSOLE: <span class="Delimiter">{</span>
+case CLOSE_CONSOLE: <span class="Delimiter">{</span>
   tb_shutdown<span class="Delimiter">();</span>
 <span class="CommentedCode">//?   Trace_stream-&gt;dump_layer = &quot;all&quot;; //? 1</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -74,7 +80,7 @@ CLEAR_DISPLAY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;clear-display&quot;</span>] = CLEAR_DISPLAY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> CLEAR_DISPLAY: <span class="Delimiter">{</span>
+case CLEAR_DISPLAY: <span class="Delimiter">{</span>
   tb_clear<span class="Delimiter">();</span>
   Display_row = Display_column = <span class="Constant">0</span><span class="Delimiter">;</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -85,13 +91,13 @@ CLEAR_LINE_ON_DISPLAY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;clear-line-on-display&quot;</span>] = CLEAR_LINE_ON_DISPLAY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> CLEAR_LINE_ON_DISPLAY: <span class="Delimiter">{</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> width = tb_width<span class="Delimiter">();</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> x = Display_column<span class="Delimiter">;</span> x &lt; width<span class="Delimiter">;</span> ++x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case CLEAR_LINE_ON_DISPLAY: <span class="Delimiter">{</span>
+  long long int width = tb_width<span class="Delimiter">();</span>
+  for <span class="Delimiter">(</span>long long int x = Display_column<span class="Delimiter">;</span> x &lt; width<span class="Delimiter">;</span> ++x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     tb_change_cell<span class="Delimiter">(</span>x<span class="Delimiter">,</span> Display_row<span class="Delimiter">,</span> <span class="Constant">' '</span><span class="Delimiter">,</span> TB_WHITE<span class="Delimiter">,</span> TB_BLACK<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   tb_set_cursor<span class="Delimiter">(</span>Display_column<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
@@ -100,60 +106,60 @@ PRINT_CHARACTER_TO_DISPLAY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;print-character-to-display&quot;</span>] = PRINT_CHARACTER_TO_DISPLAY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> PRINT_CHARACTER_TO_DISPLAY: <span class="Delimiter">{</span>
-  <span class="Normal">int</span> h=tb_height<span class="Delimiter">(),</span> w=tb_width<span class="Delimiter">();</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> height = <span class="Delimiter">(</span>h &gt;= <span class="Constant">0</span><span class="Delimiter">)</span> ? h : <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> width = <span class="Delimiter">(</span>w &gt;= <span class="Constant">0</span><span class="Delimiter">)</span> ? w : <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+case PRINT_CHARACTER_TO_DISPLAY: <span class="Delimiter">{</span>
+  int h=tb_height<span class="Delimiter">(),</span> w=tb_width<span class="Delimiter">();</span>
+  long long int height = <span class="Delimiter">(</span>h &gt;= <span class="Constant">0</span><span class="Delimiter">)</span> ? h : <span class="Constant">0</span><span class="Delimiter">;</span>
+  long long int width = <span class="Delimiter">(</span>w &gt;= <span class="Constant">0</span><span class="Delimiter">)</span> ? w : <span class="Constant">0</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'print-character-to-display' requires at least one ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'print-character-to-display' should be a character, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> c = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">int</span> color = TB_BLACK<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  long long int c = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  int color = TB_BLACK<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
       raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: second ingredient of 'print-character-to-display' should be a foreground color number, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Identifier">break</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
     color = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">int</span> bg_color = TB_BLACK<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  int bg_color = TB_BLACK<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> &gt; <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
       raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: third ingredient of 'print-character-to-display' should be a background color number, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Identifier">break</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
     bg_color = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>bg_color == <span class="Constant">0</span><span class="Delimiter">)</span> bg_color = TB_BLACK<span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>bg_color == <span class="Constant">0</span><span class="Delimiter">)</span> bg_color = TB_BLACK<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   tb_change_cell<span class="Delimiter">(</span>Display_column<span class="Delimiter">,</span> Display_row<span class="Delimiter">,</span> c<span class="Delimiter">,</span> color<span class="Delimiter">,</span> bg_color<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\n'</span> || c == <span class="cSpecial">'\r'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Display_row &lt; height-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>c == <span class="cSpecial">'\n'</span> || c == <span class="cSpecial">'\r'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Display_row &lt; height-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       Display_column = <span class="Constant">0</span><span class="Delimiter">;</span>
       ++Display_row<span class="Delimiter">;</span>
       tb_set_cursor<span class="Delimiter">(</span>Display_column<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+      if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\b'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Display_column &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>c == <span class="cSpecial">'\b'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Display_column &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       tb_change_cell<span class="Delimiter">(</span>Display_column-<span class="Constant">1</span><span class="Delimiter">,</span> Display_row<span class="Delimiter">,</span> <span class="Constant">' '</span><span class="Delimiter">,</span> color<span class="Delimiter">,</span> bg_color<span class="Delimiter">);</span>
       --Display_column<span class="Delimiter">;</span>
       tb_set_cursor<span class="Delimiter">(</span>Display_column<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+      if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Display_column &lt; width-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Display_column &lt; width-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     ++Display_column<span class="Delimiter">;</span>
     tb_set_cursor<span class="Delimiter">(</span>Display_column<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
@@ -162,7 +168,7 @@ CURSOR_POSITION_ON_DISPLAY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;cursor-position-on-display&quot;</span>] = CURSOR_POSITION_ON_DISPLAY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> CURSOR_POSITION_ON_DISPLAY: <span class="Delimiter">{</span>
+case CURSOR_POSITION_ON_DISPLAY: <span class="Delimiter">{</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>Display_row<span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>Display_column<span class="Delimiter">);</span>
@@ -174,23 +180,23 @@ MOVE_CURSOR_ON_DISPLAY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;move-cursor-on-display&quot;</span>] = MOVE_CURSOR_ON_DISPLAY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> MOVE_CURSOR_ON_DISPLAY: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case MOVE_CURSOR_ON_DISPLAY: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'move-cursor-on-display' requires two ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'move-cursor-on-display' should be a row number, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   Display_row = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: second ingredient of 'move-cursor-on-display' should be a column number, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   Display_column = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   tb_set_cursor<span class="Delimiter">(</span>Display_column<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+  if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
@@ -199,13 +205,13 @@ MOVE_CURSOR_DOWN_ON_DISPLAY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;move-cursor-down-on-display&quot;</span>] = MOVE_CURSOR_DOWN_ON_DISPLAY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> MOVE_CURSOR_DOWN_ON_DISPLAY: <span class="Delimiter">{</span>
-  <span class="Normal">int</span> h=tb_height<span class="Delimiter">();</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> height = <span class="Delimiter">(</span>h &gt;= <span class="Constant">0</span><span class="Delimiter">)</span> ? h : <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Display_row &lt; height-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case MOVE_CURSOR_DOWN_ON_DISPLAY: <span class="Delimiter">{</span>
+  int h=tb_height<span class="Delimiter">();</span>
+  long long int height = <span class="Delimiter">(</span>h &gt;= <span class="Constant">0</span><span class="Delimiter">)</span> ? h : <span class="Constant">0</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>Display_row &lt; height-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     Display_row++<span class="Delimiter">;</span>
     tb_set_cursor<span class="Delimiter">(</span>Display_column<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+    if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -215,11 +221,11 @@ MOVE_CURSOR_UP_ON_DISPLAY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;move-cursor-up-on-display&quot;</span>] = MOVE_CURSOR_UP_ON_DISPLAY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> MOVE_CURSOR_UP_ON_DISPLAY: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Display_row &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case MOVE_CURSOR_UP_ON_DISPLAY: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Display_row &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     Display_row--<span class="Delimiter">;</span>
     tb_set_cursor<span class="Delimiter">(</span>Display_column<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+    if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -229,13 +235,13 @@ MOVE_CURSOR_RIGHT_ON_DISPLAY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;move-cursor-right-on-display&quot;</span>] = MOVE_CURSOR_RIGHT_ON_DISPLAY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> MOVE_CURSOR_RIGHT_ON_DISPLAY: <span class="Delimiter">{</span>
-  <span class="Normal">int</span> w=tb_width<span class="Delimiter">();</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> width = <span class="Delimiter">(</span>w &gt;= <span class="Constant">0</span><span class="Delimiter">)</span> ? w : <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Display_column &lt; width-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case MOVE_CURSOR_RIGHT_ON_DISPLAY: <span class="Delimiter">{</span>
+  int w=tb_width<span class="Delimiter">();</span>
+  long long int width = <span class="Delimiter">(</span>w &gt;= <span class="Constant">0</span><span class="Delimiter">)</span> ? w : <span class="Constant">0</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>Display_column &lt; width-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     Display_column++<span class="Delimiter">;</span>
     tb_set_cursor<span class="Delimiter">(</span>Display_column<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+    if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -245,11 +251,11 @@ MOVE_CURSOR_LEFT_ON_DISPLAY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;move-cursor-left-on-display&quot;</span>] = MOVE_CURSOR_LEFT_ON_DISPLAY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> MOVE_CURSOR_LEFT_ON_DISPLAY: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Display_column &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case MOVE_CURSOR_LEFT_ON_DISPLAY: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>Display_column &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     Display_column--<span class="Delimiter">;</span>
     tb_set_cursor<span class="Delimiter">(</span>Display_column<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+    if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -259,7 +265,7 @@ DISPLAY_WIDTH<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;display-width&quot;</span>] = DISPLAY_WIDTH<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> DISPLAY_WIDTH: <span class="Delimiter">{</span>
+case DISPLAY_WIDTH: <span class="Delimiter">{</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>tb_width<span class="Delimiter">());</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -270,7 +276,7 @@ DISPLAY_HEIGHT<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;display-height&quot;</span>] = DISPLAY_HEIGHT<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> DISPLAY_HEIGHT: <span class="Delimiter">{</span>
+case DISPLAY_HEIGHT: <span class="Delimiter">{</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>tb_height<span class="Delimiter">());</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -281,7 +287,7 @@ HIDE_CURSOR_ON_DISPLAY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;hide-cursor-on-display&quot;</span>] = HIDE_CURSOR_ON_DISPLAY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> HIDE_CURSOR_ON_DISPLAY: <span class="Delimiter">{</span>
+case HIDE_CURSOR_ON_DISPLAY: <span class="Delimiter">{</span>
   tb_set_cursor<span class="Delimiter">(</span>TB_HIDE_CURSOR<span class="Delimiter">,</span> TB_HIDE_CURSOR<span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -291,7 +297,7 @@ SHOW_CURSOR_ON_DISPLAY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;show-cursor-on-display&quot;</span>] = SHOW_CURSOR_ON_DISPLAY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> SHOW_CURSOR_ON_DISPLAY: <span class="Delimiter">{</span>
+case SHOW_CURSOR_ON_DISPLAY: <span class="Delimiter">{</span>
   tb_set_cursor<span class="Delimiter">(</span>Display_row<span class="Delimiter">,</span> Display_column<span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -301,7 +307,7 @@ HIDE_DISPLAY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;hide-display&quot;</span>] = HIDE_DISPLAY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> HIDE_DISPLAY: <span class="Delimiter">{</span>
+case HIDE_DISPLAY: <span class="Delimiter">{</span>
   Autodisplay = <span class="Constant">false</span><span class="Delimiter">;</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -311,7 +317,7 @@ SHOW_DISPLAY<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;show-display&quot;</span>] = SHOW_DISPLAY<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> SHOW_DISPLAY: <span class="Delimiter">{</span>
+case SHOW_DISPLAY: <span class="Delimiter">{</span>
   Autodisplay = <span class="Constant">true</span><span class="Delimiter">;</span>
   tb_present<span class="Delimiter">();</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -324,7 +330,7 @@ WAIT_FOR_SOME_INTERACTION<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;wait-for-some-interaction&quot;</span>] = WAIT_FOR_SOME_INTERACTION<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> WAIT_FOR_SOME_INTERACTION: <span class="Delimiter">{</span>
+case WAIT_FOR_SOME_INTERACTION: <span class="Delimiter">{</span>
   tb_event event<span class="Delimiter">;</span>
   tb_poll_event<span class="Delimiter">(</span>&amp;event<span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -335,11 +341,11 @@ CHECK_FOR_INTERACTION<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;check-for-interaction&quot;</span>] = CHECK_FOR_INTERACTION<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> CHECK_FOR_INTERACTION: <span class="Delimiter">{</span>
+case CHECK_FOR_INTERACTION: <span class="Delimiter">{</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">);</span>  <span class="Comment">// result and status</span>
   tb_event event<span class="Delimiter">;</span>
-  <span class="Normal">int</span> event_type = tb_peek_event<span class="Delimiter">(</span>&amp;event<span class="Delimiter">,</span> <span class="Constant">5</span><span class="Comment">/*</span><span class="Comment">ms</span><span class="Comment">*/</span><span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>event_type == TB_EVENT_KEY &amp;&amp; event<span class="Delimiter">.</span>ch<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  int event_type = tb_peek_event<span class="Delimiter">(</span>&amp;event<span class="Delimiter">,</span> <span class="Constant">5</span><span class="Comment">/*</span><span class="Comment">ms</span><span class="Comment">*/</span><span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>event_type == TB_EVENT_KEY &amp;&amp; event<span class="Delimiter">.</span>ch<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">text event</span><span class="Comment">*/</span><span class="Constant">0</span><span class="Delimiter">);</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>event<span class="Delimiter">.</span>ch<span class="Delimiter">);</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
@@ -348,11 +354,11 @@ Recipe_ordinal[<span class="Constant">&quot;check-for-interaction&quot;</span>]
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// treat keys within ascii as unicode characters</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>event_type == TB_EVENT_KEY &amp;&amp; event<span class="Delimiter">.</span>key &lt; <span class="Constant">0xff</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>event_type == TB_EVENT_KEY &amp;&amp; event<span class="Delimiter">.</span>key &lt; <span class="Constant">0xff</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">text event</span><span class="Comment">*/</span><span class="Constant">0</span><span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>event<span class="Delimiter">.</span>key == TB_KEY_CTRL_C<span class="Delimiter">)</span> tb_shutdown<span class="Delimiter">(),</span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>event<span class="Delimiter">.</span>key == TB_KEY_BACKSPACE2<span class="Delimiter">)</span> event<span class="Delimiter">.</span>key = TB_KEY_BACKSPACE<span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>event<span class="Delimiter">.</span>key == TB_KEY_CARRIAGE_RETURN<span class="Delimiter">)</span> event<span class="Delimiter">.</span>key = TB_KEY_NEWLINE<span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>event<span class="Delimiter">.</span>key == TB_KEY_CTRL_C<span class="Delimiter">)</span> tb_shutdown<span class="Delimiter">(),</span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
+    if <span class="Delimiter">(</span>event<span class="Delimiter">.</span>key == TB_KEY_BACKSPACE2<span class="Delimiter">)</span> event<span class="Delimiter">.</span>key = TB_KEY_BACKSPACE<span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>event<span class="Delimiter">.</span>key == TB_KEY_CARRIAGE_RETURN<span class="Delimiter">)</span> event<span class="Delimiter">.</span>key = TB_KEY_NEWLINE<span class="Delimiter">;</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>event<span class="Delimiter">.</span>key<span class="Delimiter">);</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
@@ -360,7 +366,7 @@ Recipe_ordinal[<span class="Constant">&quot;check-for-interaction&quot;</span>]
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// keys outside ascii aren't unicode characters but arbitrary termbox inventions</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>event_type == TB_EVENT_KEY<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>event_type == TB_EVENT_KEY<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">keycode event</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">);</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>event<span class="Delimiter">.</span>key<span class="Delimiter">);</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
@@ -368,9 +374,7 @@ Recipe_ordinal[<span class="Constant">&quot;check-for-interaction&quot;</span>]
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">found</span><span class="Comment">*/</span><span class="Constant">true</span><span class="Delimiter">);</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>event_type == TB_EVENT_MOUSE<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span class="CommentedCode">//?     tb_shutdown(); //? 1</span>
-<span class="CommentedCode">//?     cerr &lt;&lt; &quot;AAA\n&quot;; //? 1</span>
+  if <span class="Delimiter">(</span>event_type == TB_EVENT_MOUSE<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">touch event</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">);</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>event<span class="Delimiter">.</span>key<span class="Delimiter">);</span>  <span class="Comment">// which button, etc.</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>event<span class="Delimiter">.</span>y<span class="Delimiter">);</span>  <span class="Comment">// row</span>
@@ -378,7 +382,15 @@ Recipe_ordinal[<span class="Constant">&quot;check-for-interaction&quot;</span>]
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">found</span><span class="Comment">*/</span><span class="Constant">true</span><span class="Delimiter">);</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Comment">// ignore TB_EVENT_RESIZE events for now</span>
+  if <span class="Delimiter">(</span>event_type == TB_EVENT_RESIZE<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">resize event</span><span class="Comment">*/</span><span class="Constant">3</span><span class="Delimiter">);</span>
+    products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>event<span class="Delimiter">.</span>w<span class="Delimiter">);</span>  <span class="Comment">// width</span>
+    products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>event<span class="Delimiter">.</span>h<span class="Delimiter">);</span>  <span class="Comment">// height</span>
+    products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+    products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Comment">/*</span><span class="Comment">found</span><span class="Comment">*/</span><span class="Constant">true</span><span class="Delimiter">);</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  assert<span class="Delimiter">(</span>event_type == <span class="Constant">0</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
@@ -392,11 +404,34 @@ INTERACTIONS_LEFT<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;interactions-left?&quot;</span>] = INTERACTIONS_LEFT<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> INTERACTIONS_LEFT: <span class="Delimiter">{</span>
+case INTERACTIONS_LEFT: <span class="Delimiter">{</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>tb_event_ready<span class="Delimiter">());</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
+
+<span class="Comment">//: a hack to make edit.mu more responsive</span>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+CLEAR_DISPLAY_FROM<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;clear-display-from&quot;</span>] = CLEAR_DISPLAY_FROM<span class="Delimiter">;</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
+case CLEAR_DISPLAY_FROM: <span class="Delimiter">{</span>
+  <span class="Comment">// todo: error checking</span>
+  int row = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  int column = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  int left = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  int right = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
+  int height=tb_height<span class="Delimiter">();</span>
+  for <span class="Delimiter">(;</span> row &lt; height<span class="Delimiter">;</span> ++row<span class="Delimiter">,</span> column=left<span class="Delimiter">)</span> <span class="Delimiter">{</span>  <span class="Comment">// start column from left in every inner loop except first</span>
+    for <span class="Delimiter">(;</span> column &lt;= right<span class="Delimiter">;</span> ++column<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      tb_change_cell<span class="Delimiter">(</span>column<span class="Delimiter">,</span> row<span class="Delimiter">,</span> <span class="Constant">' '</span><span class="Delimiter">,</span> TB_WHITE<span class="Delimiter">,</span> TB_BLACK<span class="Delimiter">);</span>
+    <span class="Delimiter">}</span>
+  <span class="Delimiter">}</span>
+  if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
 </pre>
 </body>
 </html>
diff --git a/html/071print.mu.html b/html/071print.mu.html
index 1c860732..4da9db86 100644
--- a/html/071print.mu.html
+++ b/html/071print.mu.html
@@ -13,14 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
-.Delimiter { color: #a04060; }
-.CommentedCode { color: #6c6c6c; }
+.muScenario { color: #00af00; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.muScenario { color: #00af00; }
+.CommentedCode { color: #6c6c6c; }
+.Delimiter { color: #a04060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
@@ -135,7 +135,7 @@ container screen-cell [
     <span class="muControl">break-if</span> bg-color-found?
     bg-color<span class="Special"> &lt;- </span>copy <span class="Constant">0/black</span>
   <span class="Delimiter">}</span>
-<span class="CommentedCode">#?   trace [app], [print character] #? 1</span>
+  trace <span class="Constant">90</span>, <span class="Constant">[print-character]</span>, c
   <span class="Delimiter">{</span>
     <span class="Comment"># if x exists</span>
     <span class="Comment"># (handle special cases exactly like in the real screen)</span>
@@ -620,6 +620,7 @@ container screen-cell [
   <span class="Constant">local-scope</span>
   screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   <span class="Comment"># if x exists (not real display), do nothing</span>
+  <span class="Comment"># todo: help test this</span>
   <span class="Delimiter">{</span>
     <span class="muControl">break-unless</span> screen
     <span class="muControl">reply</span> screen
@@ -633,6 +634,7 @@ container screen-cell [
   <span class="Constant">local-scope</span>
   screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   <span class="Comment"># if x exists (not real display), do nothing</span>
+  <span class="Comment"># todo: help test this</span>
   <span class="Delimiter">{</span>
     <span class="muControl">break-unless</span> screen
     <span class="muControl">reply</span> screen
diff --git a/html/072scenario_screen.cc.html b/html/072scenario_screen.cc.html
index 99c13565..5100c44c 100644
--- a/html/072scenario_screen.cc.html
+++ b/html/072scenario_screen.cc.html
@@ -13,15 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
 .traceAbsent { color: #c00000; }
-.Constant { color: #00a0a0; }
+.traceContains { color: #008000; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -44,7 +43,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 scenario screen-in-scenario [
   assume-screen <span class="Constant">5</span>/width<span class="Delimiter">,</span> <span class="Constant">3</span>/height
   run [
-    <span class="Normal">screen</span>:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>  <span class="Comment"># 'a'</span>
+    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>  <span class="Comment"># 'a'</span>
   ]
   screen-should-contain [
   <span class="Comment">#  01234</span>
@@ -58,8 +57,8 @@ scenario screen-in-scenario [
 scenario screen-in-scenario-unicode-color [
   assume-screen <span class="Constant">5</span>/width<span class="Delimiter">,</span> <span class="Constant">3</span>/height
   run [
-    <span class="Normal">screen</span>:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">955</span>/greek-small-lambda<span class="Delimiter">,</span> <span class="Constant">1</span>/red
-    <span class="Normal">screen</span>:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>/a
+    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">955</span>/greek-small-lambda<span class="Delimiter">,</span> <span class="Constant">1</span>/red
+    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>/a
   ]
   screen-should-contain [
   <span class="Comment">#  01234</span>
@@ -74,8 +73,8 @@ scenario screen-in-scenario-unicode-color [
 scenario screen-in-scenario-color [
   assume-screen <span class="Constant">5</span>/width<span class="Delimiter">,</span> <span class="Constant">3</span>/height
   run [
-    <span class="Normal">screen</span>:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">955</span>/greek-small-lambda<span class="Delimiter">,</span> <span class="Constant">1</span>/red
-    <span class="Normal">screen</span>:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>/a<span class="Delimiter">,</span> <span class="Constant">7</span>/white
+    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">955</span>/greek-small-lambda<span class="Delimiter">,</span> <span class="Constant">1</span>/red
+    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>/a<span class="Delimiter">,</span> <span class="Constant">7</span>/white
   ]
   <span class="Comment"># screen-should-contain shows everything</span>
   screen-should-contain [
@@ -107,7 +106,7 @@ scenario screen-in-scenario-color [
 scenario screen-in-scenario-error [
   assume-screen <span class="Constant">5</span>/width<span class="Delimiter">,</span> <span class="Constant">3</span>/height
   run [
-    <span class="Normal">screen</span>:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>  <span class="Comment"># 'a'</span>
+    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>  <span class="Comment"># 'a'</span>
   ]
   screen-should-contain [
   <span class="Comment">#  01234</span>
@@ -125,7 +124,7 @@ scenario screen-in-scenario-error [
 scenario screen-in-scenario-color [
   assume-screen <span class="Constant">5</span>/width<span class="Delimiter">,</span> <span class="Constant">3</span>/height
   run [
-    <span class="Normal">screen</span>:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>/a<span class="Delimiter">,</span> <span class="Constant">1</span>/red
+    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>/a<span class="Delimiter">,</span> <span class="Constant">1</span>/red
   ]
   screen-should-contain-in-color <span class="Constant">2</span>/green<span class="Delimiter">,</span> [
   <span class="Comment">#  01234</span>
@@ -138,14 +137,14 @@ scenario screen-in-scenario-color [
 
 <span class="Comment">//: allow naming just for 'screen'</span>
 <span class="Delimiter">:(before &quot;End is_special_name Cases&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>s == <span class="Constant">&quot;screen&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+if <span class="Delimiter">(</span>s == <span class="Constant">&quot;screen&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
 
 <span class="Delimiter">:(scenarios run)</span>
 <span class="Delimiter">:(scenario convert_names_does_not_warn_when_mixing_special_names_and_numeric_locations)</span>
 <span class="Special">% Scenario_testing_scenario = true;</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  <span class="Normal">screen</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number
+  screen:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number
 ]
 <span class="traceAbsent">-warn: mixing variable names and numeric addresses in main</span>
 $warn: <span class="Constant">0</span>
@@ -155,8 +154,8 @@ $warn: <span class="Constant">0</span>
 <span class="Comment">// Scenarios may not define default-space, so they should fit within the</span>
 <span class="Comment">// initial area of memory reserved for tests. We'll put the predefined</span>
 <span class="Comment">// variables available to them at the end of that region.</span>
-<span class="Normal">const</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Max_variables_in_scenarios = Reserved_for_tests-<span class="Constant">100</span><span class="Delimiter">;</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Next_predefined_global_for_scenarios = Max_variables_in_scenarios<span class="Delimiter">;</span>
+const long long int Max_variables_in_scenarios = Reserved_for_tests-<span class="Constant">100</span><span class="Delimiter">;</span>
+long long int Next_predefined_global_for_scenarios = Max_variables_in_scenarios<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
 assert<span class="Delimiter">(</span>Next_predefined_global_for_scenarios &lt; Reserved_for_tests<span class="Delimiter">);</span>
 <span class="Delimiter">:(after &quot;transform_all()&quot; following &quot;case RUN:&quot;)</span>
@@ -167,7 +166,7 @@ assert<span class="Delimiter">(</span>Name[tmp_recipe<span class="Delimiter">.</
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
 <span class="Comment">// Scenario Globals.</span>
-<span class="Normal">const</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> SCREEN = Next_predefined_global_for_scenarios++<span class="Delimiter">;</span>
+const long long int SCREEN = Next_predefined_global_for_scenarios++<span class="Delimiter">;</span>
 <span class="Comment">// End Scenario Globals.</span>
 <span class="Delimiter">:(before &quot;End Special Scenario Variable Names(r)&quot;)</span>
 Name[r][<span class="Constant">&quot;screen&quot;</span>] = SCREEN<span class="Delimiter">;</span>
@@ -175,7 +174,7 @@ Name[r][<span class="Constant">&quot;screen&quot;</span>] = SCREEN<span class="D
 <span class="Delimiter">:(before &quot;End Rewrite Instruction(curr)&quot;)</span>
 <span class="Comment">// rewrite `assume-screen width, height` to</span>
 <span class="Comment">// `screen:address &lt;- new-fake-screen width, height`</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;assume-screen&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;assume-screen&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
   curr<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;new-fake-screen&quot;</span>]<span class="Delimiter">;</span>
   curr<span class="Delimiter">.</span>name = <span class="Constant">&quot;new-fake-screen&quot;</span><span class="Delimiter">;</span>
   assert<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>operation<span class="Delimiter">);</span>
@@ -190,8 +189,8 @@ SCREEN_SHOULD_CONTAIN<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;screen-should-contain&quot;</span>] = SCREEN_SHOULD_CONTAIN<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> SCREEN_SHOULD_CONTAIN: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Passed<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+case SCREEN_SHOULD_CONTAIN: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Passed<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
   check_screen<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">,</span> -<span class="Constant">1</span><span class="Delimiter">);</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
@@ -201,8 +200,8 @@ SCREEN_SHOULD_CONTAIN_IN_COLOR<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;screen-should-contain-in-color&quot;</span>] = SCREEN_SHOULD_CONTAIN_IN_COLOR<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> SCREEN_SHOULD_CONTAIN_IN_COLOR: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Passed<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+case SCREEN_SHOULD_CONTAIN_IN_COLOR: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Passed<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
   assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)));</span>
   check_screen<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">,</span> ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -210,57 +209,57 @@ Recipe_ordinal[<span class="Constant">&quot;screen-should-contain-in-color&quot;
 
 <span class="Delimiter">:(before &quot;End Types&quot;)</span>
 <span class="Comment">// scan an array of characters in a unicode-aware, bounds-checked manner</span>
-<span class="Normal">struct</span> raw_string_stream <span class="Delimiter">{</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> index<span class="Delimiter">;</span>
-  <span class="Normal">const</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> max<span class="Delimiter">;</span>
-  <span class="Normal">const</span> <span class="Normal">char</span>* buf<span class="Delimiter">;</span>
+struct raw_string_stream <span class="Delimiter">{</span>
+  long long int index<span class="Delimiter">;</span>
+  const long long int max<span class="Delimiter">;</span>
+  const char* buf<span class="Delimiter">;</span>
 
-  raw_string_stream<span class="Delimiter">(</span><span class="Normal">const</span> string&amp;<span class="Delimiter">);</span>
-  <span class="Normal">uint32_t</span> get<span class="Delimiter">();</span>  <span class="Comment">// unicode codepoint</span>
-  <span class="Normal">uint32_t</span> peek<span class="Delimiter">();</span>  <span class="Comment">// unicode codepoint</span>
-  <span class="Normal">bool</span> at_end<span class="Delimiter">()</span> <span class="Normal">const</span><span class="Delimiter">;</span>
-  <span class="Normal">void</span> skip_whitespace_and_comments<span class="Delimiter">();</span>
+  raw_string_stream<span class="Delimiter">(</span>const string&amp;<span class="Delimiter">);</span>
+  uint32_t get<span class="Delimiter">();</span>  <span class="Comment">// unicode codepoint</span>
+  uint32_t peek<span class="Delimiter">();</span>  <span class="Comment">// unicode codepoint</span>
+  bool at_end<span class="Delimiter">()</span> const<span class="Delimiter">;</span>
+  void skip_whitespace_and_comments<span class="Delimiter">();</span>
 <span class="Delimiter">};</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> check_screen<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; expected_contents<span class="Delimiter">,</span> <span class="Normal">const</span> <span class="Normal">int</span> color<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void check_screen<span class="Delimiter">(</span>const string&amp; expected_contents<span class="Delimiter">,</span> const int color<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   assert<span class="Delimiter">(</span>!Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>default_space<span class="Delimiter">);</span>  <span class="Comment">// not supported</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> screen_location = Memory[SCREEN]<span class="Delimiter">;</span>
-  <span class="Normal">int</span> data_offset = find_element_name<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;screen&quot;</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;data&quot;</span><span class="Delimiter">);</span>
+  long long int screen_location = Memory[SCREEN]<span class="Delimiter">;</span>
+  int data_offset = find_element_name<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;screen&quot;</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;data&quot;</span><span class="Delimiter">);</span>
   assert<span class="Delimiter">(</span>data_offset &gt;= <span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> screen_data_location = screen_location+data_offset<span class="Delimiter">;</span>  <span class="Comment">// type: address:array:character</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> screen_data_start = Memory[screen_data_location]<span class="Delimiter">;</span>  <span class="Comment">// type: array:character</span>
-  <span class="Normal">int</span> width_offset = find_element_name<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;screen&quot;</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;num-columns&quot;</span><span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> screen_width = Memory[screen_location+width_offset]<span class="Delimiter">;</span>
-  <span class="Normal">int</span> height_offset = find_element_name<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;screen&quot;</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;num-rows&quot;</span><span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> screen_height = Memory[screen_location+height_offset]<span class="Delimiter">;</span>
+  long long int screen_data_location = screen_location+data_offset<span class="Delimiter">;</span>  <span class="Comment">// type: address:array:character</span>
+  long long int screen_data_start = Memory[screen_data_location]<span class="Delimiter">;</span>  <span class="Comment">// type: array:character</span>
+  int width_offset = find_element_name<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;screen&quot;</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;num-columns&quot;</span><span class="Delimiter">);</span>
+  long long int screen_width = Memory[screen_location+width_offset]<span class="Delimiter">;</span>
+  int height_offset = find_element_name<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;screen&quot;</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;num-rows&quot;</span><span class="Delimiter">);</span>
+  long long int screen_height = Memory[screen_location+height_offset]<span class="Delimiter">;</span>
   raw_string_stream cursor<span class="Delimiter">(</span>expected_contents<span class="Delimiter">);</span>
   <span class="Comment">// todo: too-long expected_contents should fail</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> addr = screen_data_start+<span class="Constant">1</span><span class="Delimiter">;</span>  <span class="Comment">// skip length</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> row = <span class="Constant">0</span><span class="Delimiter">;</span> row &lt; screen_height<span class="Delimiter">;</span> ++row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int addr = screen_data_start+<span class="Constant">1</span><span class="Delimiter">;</span>  <span class="Comment">// skip length</span>
+  for <span class="Delimiter">(</span>long long int row = <span class="Constant">0</span><span class="Delimiter">;</span> row &lt; screen_height<span class="Delimiter">;</span> ++row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     cursor<span class="Delimiter">.</span>skip_whitespace_and_comments<span class="Delimiter">();</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>cursor<span class="Delimiter">.</span>at_end<span class="Delimiter">())</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>cursor<span class="Delimiter">.</span>at_end<span class="Delimiter">())</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
     assert<span class="Delimiter">(</span>cursor<span class="Delimiter">.</span>get<span class="Delimiter">()</span> == <span class="Constant">'.'</span><span class="Delimiter">);</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> column = <span class="Constant">0</span><span class="Delimiter">;</span>  column &lt; screen_width<span class="Delimiter">;</span>  ++column<span class="Delimiter">,</span> addr+= <span class="Comment">/*</span><span class="Comment">size of screen-cell</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      <span class="Normal">const</span> <span class="Normal">int</span> cell_color_offset = <span class="Constant">1</span><span class="Delimiter">;</span>
-      <span class="Normal">uint32_t</span> curr = cursor<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Memory[addr] == <span class="Constant">0</span> &amp;&amp; isspace<span class="Delimiter">(</span>curr<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>curr == <span class="Constant">' '</span> &amp;&amp; color != -<span class="Constant">1</span> &amp;&amp; color != Memory[addr+cell_color_offset]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    for <span class="Delimiter">(</span>long long int column = <span class="Constant">0</span><span class="Delimiter">;</span>  column &lt; screen_width<span class="Delimiter">;</span>  ++column<span class="Delimiter">,</span> addr+= <span class="Comment">/*</span><span class="Comment">size of screen-cell</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      const int cell_color_offset = <span class="Constant">1</span><span class="Delimiter">;</span>
+      uint32_t curr = cursor<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
+      if <span class="Delimiter">(</span>Memory[addr] == <span class="Constant">0</span> &amp;&amp; isspace<span class="Delimiter">(</span>curr<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>curr == <span class="Constant">' '</span> &amp;&amp; color != -<span class="Constant">1</span> &amp;&amp; color != Memory[addr+cell_color_offset]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         <span class="Comment">// filter out other colors</span>
         <span class="Identifier">continue</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Memory[addr] != <span class="Constant">0</span> &amp;&amp; Memory[addr] == curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>color == -<span class="Constant">1</span> || color == Memory[addr+cell_color_offset]<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>Memory[addr] != <span class="Constant">0</span> &amp;&amp; Memory[addr] == curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+        if <span class="Delimiter">(</span>color == -<span class="Constant">1</span> || color == Memory[addr+cell_color_offset]<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
         <span class="Comment">// contents match but color is off</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>Current_scenario &amp;&amp; !Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+        if <span class="Delimiter">(</span>Current_scenario &amp;&amp; !Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
           <span class="Comment">// genuine test in a mu file</span>
           raise &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">F - &quot;</span> &lt;&lt; Current_scenario<span class="Delimiter">-&gt;</span>name &lt;&lt; <span class="Constant">&quot;: expected screen location (&quot;</span> &lt;&lt; row &lt;&lt; <span class="Constant">&quot;, &quot;</span> &lt;&lt; column &lt;&lt; <span class="Constant">&quot;, address &quot;</span> &lt;&lt; addr &lt;&lt; <span class="Constant">&quot;, value &quot;</span> &lt;&lt; Memory[addr] &lt;&lt; <span class="Constant">&quot;) to be in color &quot;</span> &lt;&lt; color &lt;&lt; <span class="Constant">&quot; instead of &quot;</span> &lt;&lt; Memory[addr+cell_color_offset] &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
         <span class="Delimiter">}</span>
-        <span class="Normal">else</span> <span class="Delimiter">{</span>
+        else <span class="Delimiter">{</span>
           <span class="Comment">// just testing check_screen</span>
           raise &lt;&lt; <span class="Constant">&quot;expected screen location (&quot;</span> &lt;&lt; row &lt;&lt; <span class="Constant">&quot;, &quot;</span> &lt;&lt; column &lt;&lt; <span class="Constant">&quot;) to be in color &quot;</span> &lt;&lt; color &lt;&lt; <span class="Constant">&quot; instead of &quot;</span> &lt;&lt; Memory[addr+cell_color_offset] &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
         <span class="Delimiter">}</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>!Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+        if <span class="Delimiter">(</span>!Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
           Passed = <span class="Constant">false</span><span class="Delimiter">;</span>
           ++Num_failures<span class="Delimiter">;</span>
         <span class="Delimiter">}</span>
@@ -269,27 +268,27 @@ Recipe_ordinal[<span class="Constant">&quot;screen-should-contain-in-color&quot;
 
       <span class="Comment">// really a mismatch</span>
       <span class="Comment">// can't print multi-byte unicode characters in warnings just yet. not very useful for debugging anyway.</span>
-      <span class="Normal">char</span> expected_pretty[<span class="Constant">10</span>] = <span class="Delimiter">{</span><span class="Constant">0</span><span class="Delimiter">};</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>curr &lt; <span class="Constant">256</span> &amp;&amp; !iscntrl<span class="Delimiter">(</span>curr<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+      char expected_pretty[<span class="Constant">10</span>] = <span class="Delimiter">{</span><span class="Constant">0</span><span class="Delimiter">};</span>
+      if <span class="Delimiter">(</span>curr &lt; <span class="Constant">256</span> &amp;&amp; !iscntrl<span class="Delimiter">(</span>curr<span class="Delimiter">))</span> <span class="Delimiter">{</span>
         <span class="Comment">// &quot; ('&lt;curr&gt;')&quot;</span>
-        expected_pretty[<span class="Constant">0</span>] = <span class="Constant">' '</span><span class="Delimiter">,</span> expected_pretty[<span class="Constant">1</span>] = <span class="Constant">'('</span><span class="Delimiter">,</span> expected_pretty[<span class="Constant">2</span>] = <span class="cSpecial">'\''</span><span class="Delimiter">,</span> expected_pretty[<span class="Constant">3</span>] = <span class="Normal">static_cast</span>&lt;<span class="Normal">unsigned</span> <span class="Normal">char</span>&gt;<span class="Delimiter">(</span>curr<span class="Delimiter">),</span> expected_pretty[<span class="Constant">4</span>] = <span class="cSpecial">'\''</span><span class="Delimiter">,</span> expected_pretty[<span class="Constant">5</span>] = <span class="Constant">')'</span><span class="Delimiter">,</span> expected_pretty[<span class="Constant">6</span>] = <span class="cSpecial">'\0'</span><span class="Delimiter">;</span>
+        expected_pretty[<span class="Constant">0</span>] = <span class="Constant">' '</span><span class="Delimiter">,</span> expected_pretty[<span class="Constant">1</span>] = <span class="Constant">'('</span><span class="Delimiter">,</span> expected_pretty[<span class="Constant">2</span>] = <span class="cSpecial">'\''</span><span class="Delimiter">,</span> expected_pretty[<span class="Constant">3</span>] = static_cast&lt;unsigned char&gt;<span class="Delimiter">(</span>curr<span class="Delimiter">),</span> expected_pretty[<span class="Constant">4</span>] = <span class="cSpecial">'\''</span><span class="Delimiter">,</span> expected_pretty[<span class="Constant">5</span>] = <span class="Constant">')'</span><span class="Delimiter">,</span> expected_pretty[<span class="Constant">6</span>] = <span class="cSpecial">'\0'</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">char</span> actual_pretty[<span class="Constant">10</span>] = <span class="Delimiter">{</span><span class="Constant">0</span><span class="Delimiter">};</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Memory[addr] &lt; <span class="Constant">256</span> &amp;&amp; !iscntrl<span class="Delimiter">(</span>Memory[addr]<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+      char actual_pretty[<span class="Constant">10</span>] = <span class="Delimiter">{</span><span class="Constant">0</span><span class="Delimiter">};</span>
+      if <span class="Delimiter">(</span>Memory[addr] &lt; <span class="Constant">256</span> &amp;&amp; !iscntrl<span class="Delimiter">(</span>Memory[addr]<span class="Delimiter">))</span> <span class="Delimiter">{</span>
         <span class="Comment">// &quot; ('&lt;curr&gt;')&quot;</span>
-        actual_pretty[<span class="Constant">0</span>] = <span class="Constant">' '</span><span class="Delimiter">,</span> actual_pretty[<span class="Constant">1</span>] = <span class="Constant">'('</span><span class="Delimiter">,</span> actual_pretty[<span class="Constant">2</span>] = <span class="cSpecial">'\''</span><span class="Delimiter">,</span> actual_pretty[<span class="Constant">3</span>] = <span class="Normal">static_cast</span>&lt;<span class="Normal">unsigned</span> <span class="Normal">char</span>&gt;<span class="Delimiter">(</span>Memory[addr]<span class="Delimiter">),</span> actual_pretty[<span class="Constant">4</span>] = <span class="cSpecial">'\''</span><span class="Delimiter">,</span> actual_pretty[<span class="Constant">5</span>] = <span class="Constant">')'</span><span class="Delimiter">,</span> actual_pretty[<span class="Constant">6</span>] = <span class="cSpecial">'\0'</span><span class="Delimiter">;</span>
+        actual_pretty[<span class="Constant">0</span>] = <span class="Constant">' '</span><span class="Delimiter">,</span> actual_pretty[<span class="Constant">1</span>] = <span class="Constant">'('</span><span class="Delimiter">,</span> actual_pretty[<span class="Constant">2</span>] = <span class="cSpecial">'\''</span><span class="Delimiter">,</span> actual_pretty[<span class="Constant">3</span>] = static_cast&lt;unsigned char&gt;<span class="Delimiter">(</span>Memory[addr]<span class="Delimiter">),</span> actual_pretty[<span class="Constant">4</span>] = <span class="cSpecial">'\''</span><span class="Delimiter">,</span> actual_pretty[<span class="Constant">5</span>] = <span class="Constant">')'</span><span class="Delimiter">,</span> actual_pretty[<span class="Constant">6</span>] = <span class="cSpecial">'\0'</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
 
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Current_scenario &amp;&amp; !Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>Current_scenario &amp;&amp; !Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         <span class="Comment">// genuine test in a mu file</span>
         raise &lt;&lt; <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">F - &quot;</span> &lt;&lt; Current_scenario<span class="Delimiter">-&gt;</span>name &lt;&lt; <span class="Constant">&quot;: expected screen location (&quot;</span> &lt;&lt; row &lt;&lt; <span class="Constant">&quot;, &quot;</span> &lt;&lt; column &lt;&lt; <span class="Constant">&quot;) to contain &quot;</span> &lt;&lt; curr &lt;&lt; expected_pretty &lt;&lt; <span class="Constant">&quot; instead of &quot;</span> &lt;&lt; Memory[addr] &lt;&lt; actual_pretty &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
         dump_screen<span class="Delimiter">();</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">else</span> <span class="Delimiter">{</span>
+      else <span class="Delimiter">{</span>
         <span class="Comment">// just testing check_screen</span>
         raise &lt;&lt; <span class="Constant">&quot;expected screen location (&quot;</span> &lt;&lt; row &lt;&lt; <span class="Constant">&quot;, &quot;</span> &lt;&lt; column &lt;&lt; <span class="Constant">&quot;) to contain &quot;</span> &lt;&lt; curr &lt;&lt; expected_pretty &lt;&lt; <span class="Constant">&quot; instead of &quot;</span> &lt;&lt; Memory[addr] &lt;&lt; actual_pretty &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>!Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>!Scenario_testing_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         Passed = <span class="Constant">false</span><span class="Delimiter">;</span>
         ++Num_failures<span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
@@ -301,43 +300,43 @@ Recipe_ordinal[<span class="Constant">&quot;screen-should-contain-in-color&quot;
   assert<span class="Delimiter">(</span>cursor<span class="Delimiter">.</span>at_end<span class="Delimiter">());</span>
 <span class="Delimiter">}</span>
 
-raw_string_stream::raw_string_stream<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; backing<span class="Delimiter">)</span> :index<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> max<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>backing<span class="Delimiter">)),</span> buf<span class="Delimiter">(</span>backing<span class="Delimiter">.</span>c_str<span class="Delimiter">())</span> <span class="Delimiter">{}</span>
+raw_string_stream::raw_string_stream<span class="Delimiter">(</span>const string&amp; backing<span class="Delimiter">)</span> :index<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> max<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>backing<span class="Delimiter">)),</span> buf<span class="Delimiter">(</span>backing<span class="Delimiter">.</span>c_str<span class="Delimiter">())</span> <span class="Delimiter">{}</span>
 
-<span class="Normal">bool</span> raw_string_stream::at_end<span class="Delimiter">()</span> <span class="Normal">const</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>index &gt;= max<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>tb_utf8_char_length<span class="Delimiter">(</span>buf[index]<span class="Delimiter">)</span> &gt; max-index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    raise &lt;&lt; <span class="Constant">&quot;unicode string seems corrupted at index &quot;</span>&lt;&lt; index &lt;&lt; <span class="Constant">&quot; character &quot;</span> &lt;&lt; <span class="Normal">static_cast</span>&lt;<span class="Normal">int</span>&gt;<span class="Delimiter">(</span>buf[index]<span class="Delimiter">)</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+bool raw_string_stream::at_end<span class="Delimiter">()</span> const <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>index &gt;= max<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>tb_utf8_char_length<span class="Delimiter">(</span>buf[index]<span class="Delimiter">)</span> &gt; max-index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; <span class="Constant">&quot;unicode string seems corrupted at index &quot;</span>&lt;&lt; index &lt;&lt; <span class="Constant">&quot; character &quot;</span> &lt;&lt; static_cast&lt;int&gt;<span class="Delimiter">(</span>buf[index]<span class="Delimiter">)</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">uint32_t</span> raw_string_stream::get<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+uint32_t raw_string_stream::get<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   assert<span class="Delimiter">(</span>index &lt; max<span class="Delimiter">);</span>  <span class="Comment">// caller must check bounds before calling 'get'</span>
-  <span class="Normal">uint32_t</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">int</span> length = tb_utf8_char_to_unicode<span class="Delimiter">(</span>&amp;result<span class="Delimiter">,</span> &amp;buf[index]<span class="Delimiter">);</span>
+  uint32_t result = <span class="Constant">0</span><span class="Delimiter">;</span>
+  int length = tb_utf8_char_to_unicode<span class="Delimiter">(</span>&amp;result<span class="Delimiter">,</span> &amp;buf[index]<span class="Delimiter">);</span>
   assert<span class="Delimiter">(</span>length != TB_EOF<span class="Delimiter">);</span>
   index += length<span class="Delimiter">;</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">uint32_t</span> raw_string_stream::peek<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+uint32_t raw_string_stream::peek<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   assert<span class="Delimiter">(</span>index &lt; max<span class="Delimiter">);</span>  <span class="Comment">// caller must check bounds before calling 'get'</span>
-  <span class="Normal">uint32_t</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">int</span> length = tb_utf8_char_to_unicode<span class="Delimiter">(</span>&amp;result<span class="Delimiter">,</span> &amp;buf[index]<span class="Delimiter">);</span>
+  uint32_t result = <span class="Constant">0</span><span class="Delimiter">;</span>
+  int length = tb_utf8_char_to_unicode<span class="Delimiter">(</span>&amp;result<span class="Delimiter">,</span> &amp;buf[index]<span class="Delimiter">);</span>
   assert<span class="Delimiter">(</span>length != TB_EOF<span class="Delimiter">);</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> raw_string_stream::skip_whitespace_and_comments<span class="Delimiter">()</span> <span class="Delimiter">{</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>!at_end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>isspace<span class="Delimiter">(</span>peek<span class="Delimiter">()))</span> get<span class="Delimiter">();</span>
-    <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>peek<span class="Delimiter">()</span> == <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void raw_string_stream::skip_whitespace_and_comments<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+  while <span class="Delimiter">(</span>!at_end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>isspace<span class="Delimiter">(</span>peek<span class="Delimiter">()))</span> get<span class="Delimiter">();</span>
+    else if <span class="Delimiter">(</span>peek<span class="Delimiter">()</span> == <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// skip comment</span>
       get<span class="Delimiter">();</span>
-      <span class="Normal">while</span> <span class="Delimiter">(</span>peek<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> get<span class="Delimiter">();</span>  <span class="Comment">// implicitly also handles CRLF</span>
+      while <span class="Delimiter">(</span>peek<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> get<span class="Delimiter">();</span>  <span class="Comment">// implicitly also handles CRLF</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">else</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+    else <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
@@ -346,31 +345,31 @@ _DUMP_SCREEN<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$dump-screen&quot;</span>] = _DUMP_SCREEN<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _DUMP_SCREEN: <span class="Delimiter">{</span>
+case _DUMP_SCREEN: <span class="Delimiter">{</span>
   dump_screen<span class="Delimiter">();</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> dump_screen<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+void dump_screen<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   assert<span class="Delimiter">(</span>!Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>default_space<span class="Delimiter">);</span>  <span class="Comment">// not supported</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> screen_location = Memory[SCREEN]<span class="Delimiter">;</span>
-  <span class="Normal">int</span> width_offset = find_element_name<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;screen&quot;</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;num-columns&quot;</span><span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> screen_width = Memory[screen_location+width_offset]<span class="Delimiter">;</span>
-  <span class="Normal">int</span> height_offset = find_element_name<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;screen&quot;</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;num-rows&quot;</span><span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> screen_height = Memory[screen_location+height_offset]<span class="Delimiter">;</span>
-  <span class="Normal">int</span> data_offset = find_element_name<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;screen&quot;</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;data&quot;</span><span class="Delimiter">);</span>
+  long long int screen_location = Memory[SCREEN]<span class="Delimiter">;</span>
+  int width_offset = find_element_name<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;screen&quot;</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;num-columns&quot;</span><span class="Delimiter">);</span>
+  long long int screen_width = Memory[screen_location+width_offset]<span class="Delimiter">;</span>
+  int height_offset = find_element_name<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;screen&quot;</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;num-rows&quot;</span><span class="Delimiter">);</span>
+  long long int screen_height = Memory[screen_location+height_offset]<span class="Delimiter">;</span>
+  int data_offset = find_element_name<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;screen&quot;</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;data&quot;</span><span class="Delimiter">);</span>
   assert<span class="Delimiter">(</span>data_offset &gt;= <span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> screen_data_location = screen_location+data_offset<span class="Delimiter">;</span>  <span class="Comment">// type: address:array:character</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> screen_data_start = Memory[screen_data_location]<span class="Delimiter">;</span>  <span class="Comment">// type: array:character</span>
+  long long int screen_data_location = screen_location+data_offset<span class="Delimiter">;</span>  <span class="Comment">// type: address:array:character</span>
+  long long int screen_data_start = Memory[screen_data_location]<span class="Delimiter">;</span>  <span class="Comment">// type: array:character</span>
   assert<span class="Delimiter">(</span>Memory[screen_data_start] == screen_width*screen_height<span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> curr = screen_data_start+<span class="Constant">1</span><span class="Delimiter">;</span>  <span class="Comment">// skip length</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> row = <span class="Constant">0</span><span class="Delimiter">;</span> row &lt; screen_height<span class="Delimiter">;</span> ++row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int curr = screen_data_start+<span class="Constant">1</span><span class="Delimiter">;</span>  <span class="Comment">// skip length</span>
+  for <span class="Delimiter">(</span>long long int row = <span class="Constant">0</span><span class="Delimiter">;</span> row &lt; screen_height<span class="Delimiter">;</span> ++row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     cerr &lt;&lt; <span class="Constant">'.'</span><span class="Delimiter">;</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> col = <span class="Constant">0</span><span class="Delimiter">;</span> col &lt; screen_width<span class="Delimiter">;</span> ++col<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Memory[curr]<span class="Delimiter">)</span>
+    for <span class="Delimiter">(</span>long long int col = <span class="Constant">0</span><span class="Delimiter">;</span> col &lt; screen_width<span class="Delimiter">;</span> ++col<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>Memory[curr]<span class="Delimiter">)</span>
         cerr &lt;&lt; to_unicode<span class="Delimiter">(</span>Memory[curr]<span class="Delimiter">);</span>
-      <span class="Normal">else</span>
+      else
         cerr &lt;&lt; <span class="Constant">' '</span><span class="Delimiter">;</span>
       curr += <span class="Comment">/*</span><span class="Comment">size of screen-cell</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
diff --git a/html/073scenario_screen_test.mu.html b/html/073scenario_screen_test.mu.html
index 71c878ca..aa6f42b9 100644
--- a/html/073scenario_screen_test.mu.html
+++ b/html/073scenario_screen_test.mu.html
@@ -30,7 +30,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <pre id='vimCodeElement'>
 <span class="Comment"># To check our support for screens in scenarios, rewrite tests from print.mu</span>
 
-<span class="muScenario">scenario</span> print-character-at-top-left2 [
+<span class="muScenario">scenario</span> print-character-at-top-left-2 [
   assume-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span>
   run [
     screen:address<span class="Special"> &lt;- </span>print-character screen:address, <span class="Constant">97/a</span>
@@ -41,7 +41,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
   ]
 ]
 
-<span class="muScenario">scenario</span> clear-line-erases-printed-characters2 [
+<span class="muScenario">scenario</span> clear-line-erases-printed-characters-2 [
   assume-screen <span class="Constant">5/width</span>, <span class="Constant">3/height</span>
   run [
     <span class="Comment"># print a character</span>
diff --git a/html/074console.mu.html b/html/074console.mu.html
index f362e5bd..04b12ea8 100644
--- a/html/074console.mu.html
+++ b/html/074console.mu.html
@@ -13,12 +13,12 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
-.Delimiter { color: #a04060; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
+.Delimiter { color: #a04060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
@@ -37,6 +37,7 @@ exclusive-container event [
   text:character
   keycode:number  <span class="Comment"># keys on keyboard without a unicode representation</span>
   touch:touch-event  <span class="Comment"># mouse, track ball, etc.</span>
+  resize:resize-event
   <span class="Comment"># update the assume-console handler if you add more variants</span>
 ]
 
@@ -46,6 +47,11 @@ container touch-event [
   column:number
 ]
 
+container resize-event [
+  width:number
+  height:number
+]
+
 container console [
   index:number
   data:address:array:event
@@ -79,8 +85,7 @@ container console [
     *idx<span class="Special"> &lt;- </span>add *idx, <span class="Constant">1</span>
     <span class="muControl">reply</span> result, x/same-as-ingredient:<span class="Constant">0</span>, <span class="Constant">1/found</span>, <span class="Constant">0/quit</span>
   <span class="Delimiter">}</span>
-  <span class="Comment"># real event source is infrequent; avoid polling it too much</span>
-  switch
+  switch  <span class="Comment"># real event source is infrequent; avoid polling it too much</span>
   result:event, found?:boolean<span class="Special"> &lt;- </span>check-for-interaction
   <span class="muControl">reply</span> result, x/same-as-ingredient:<span class="Constant">0</span>, found?, <span class="Constant">0/quit</span>
 ]
diff --git a/html/075scenario_console.cc.html b/html/075scenario_console.cc.html
index 96de3221..16b68e11 100644
--- a/html/075scenario_console.cc.html
+++ b/html/075scenario_console.cc.html
@@ -13,14 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
 .CommentedCode { color: #6c6c6c; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -64,13 +63,13 @@ scenario keyboard-in-scenario [
 ]
 
 <span class="Delimiter">:(before &quot;End Scenario Globals&quot;)</span>
-<span class="Normal">const</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> CONSOLE = Next_predefined_global_for_scenarios++<span class="Delimiter">;</span>
+const long long int CONSOLE = Next_predefined_global_for_scenarios++<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Special Scenario Variable Names(r)&quot;)</span>
 Name[r][<span class="Constant">&quot;console&quot;</span>] = CONSOLE<span class="Delimiter">;</span>
 
 <span class="Comment">//: allow naming just for 'console'</span>
 <span class="Delimiter">:(before &quot;End is_special_name Cases&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>s == <span class="Constant">&quot;console&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
+if <span class="Delimiter">(</span>s == <span class="Constant">&quot;console&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
 
 <span class="Comment">//: Unlike assume-keyboard, assume-console is easiest to implement as just a</span>
 <span class="Comment">//: primitive recipe.</span>
@@ -79,22 +78,22 @@ ASSUME_CONSOLE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;assume-console&quot;</span>] = ASSUME_CONSOLE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> ASSUME_CONSOLE: <span class="Delimiter">{</span>
+case ASSUME_CONSOLE: <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;aaa: &quot; &lt;&lt; current_instruction().ingredients.at(0).name &lt;&lt; '\n'; //? 2</span>
   <span class="Comment">// create a temporary recipe just for parsing; it won't contain valid instructions</span>
   istringstream in<span class="Delimiter">(</span><span class="Constant">&quot;[&quot;</span> + current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name + <span class="Constant">&quot;]&quot;</span><span class="Delimiter">);</span>
   recipe r = slurp_recipe<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> num_events = count_events<span class="Delimiter">(</span>r<span class="Delimiter">);</span>
+  long long int num_events = count_events<span class="Delimiter">(</span>r<span class="Delimiter">);</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;fff: &quot; &lt;&lt; num_events &lt;&lt; '\n'; //? 3</span>
   <span class="Comment">// initialize the events</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> size = num_events*size_of_event<span class="Delimiter">()</span> + <span class="Comment">/*</span><span class="Comment">space for length</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span>
+  long long int size = num_events*size_of_event<span class="Delimiter">()</span> + <span class="Comment">/*</span><span class="Comment">space for length</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span>
   ensure_space<span class="Delimiter">(</span>size<span class="Delimiter">);</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> event_data_address = Current_routine<span class="Delimiter">-&gt;</span>alloc<span class="Delimiter">;</span>
+  long long int event_data_address = Current_routine<span class="Delimiter">-&gt;</span>alloc<span class="Delimiter">;</span>
   Memory[event_data_address] = num_events<span class="Delimiter">;</span>
   ++Current_routine<span class="Delimiter">-&gt;</span>alloc<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">const</span> instruction&amp; curr = r<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;left-click&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    const instruction&amp; curr = r<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
+    if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;left-click&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc] = <span class="Comment">/*</span><span class="Comment">tag for 'touch-event' variant of 'event' exclusive-container</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">;</span>
       Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc+<span class="Constant">1</span>+<span class="Comment">/*</span><span class="Comment">offset of 'type' in 'mouse-event'</span><span class="Comment">*/</span><span class="Constant">0</span>] = TB_KEY_MOUSE_LEFT<span class="Delimiter">;</span>
       Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc+<span class="Constant">1</span>+<span class="Comment">/*</span><span class="Comment">offset of 'row' in 'mouse-event'</span><span class="Comment">*/</span><span class="Constant">1</span>] = to_integer<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">);</span>
@@ -102,24 +101,24 @@ Recipe_ordinal[<span class="Constant">&quot;assume-console&quot;</span>] = ASSUM
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;AA left click: &quot; &lt;&lt; Memory[Current_routine-&gt;alloc+2] &lt;&lt; ' ' &lt;&lt; Memory[Current_routine-&gt;alloc+3] &lt;&lt; '\n'; //? 1</span>
       Current_routine<span class="Delimiter">-&gt;</span>alloc += size_of_event<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;press&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    else if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;press&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc] = <span class="Comment">/*</span><span class="Comment">tag for 'keycode' variant of 'event' exclusive-container</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span>
       Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc+<span class="Constant">1</span>] = to_integer<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">);</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;AA press: &quot; &lt;&lt; Memory[Current_routine-&gt;alloc+1] &lt;&lt; '\n'; //? 3</span>
       Current_routine<span class="Delimiter">-&gt;</span>alloc += size_of_event<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
     <span class="Comment">// End Event Handlers</span>
-    <span class="Normal">else</span> <span class="Delimiter">{</span>
+    else <span class="Delimiter">{</span>
       <span class="Comment">// keyboard input</span>
       assert<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;type&quot;</span><span class="Delimiter">);</span>
-      <span class="Normal">const</span> string&amp; contents = curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
-      <span class="Normal">const</span> <span class="Normal">char</span>* raw_contents = contents<span class="Delimiter">.</span>c_str<span class="Delimiter">();</span>
-      <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> num_keyboard_events = unicode_length<span class="Delimiter">(</span>contents<span class="Delimiter">);</span>
-      <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> curr = <span class="Constant">0</span><span class="Delimiter">;</span>
+      const string&amp; contents = curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
+      const char* raw_contents = contents<span class="Delimiter">.</span>c_str<span class="Delimiter">();</span>
+      long long int num_keyboard_events = unicode_length<span class="Delimiter">(</span>contents<span class="Delimiter">);</span>
+      long long int curr = <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;AAA: &quot; &lt;&lt; num_keyboard_events &lt;&lt; '\n'; //? 1</span>
-      <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; num_keyboard_events<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; num_keyboard_events<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc] = <span class="Comment">/*</span><span class="Comment">tag for 'text' variant of 'event' exclusive-container</span><span class="Comment">*/</span><span class="Constant">0</span><span class="Delimiter">;</span>
-        <span class="Normal">uint32_t</span> curr_character<span class="Delimiter">;</span>
+        uint32_t curr_character<span class="Delimiter">;</span>
         assert<span class="Delimiter">(</span>curr &lt; SIZE<span class="Delimiter">(</span>contents<span class="Delimiter">));</span>
         tb_utf8_char_to_unicode<span class="Delimiter">(</span>&amp;curr_character<span class="Delimiter">,</span> &amp;raw_contents[curr]<span class="Delimiter">);</span>
 <span class="CommentedCode">//?         cerr &lt;&lt; &quot;AA keyboard: &quot; &lt;&lt; curr_character &lt;&lt; '\n'; //? 3</span>
@@ -198,57 +197,57 @@ REPLACE_IN_CONSOLE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;replace-in-console&quot;</span>] = REPLACE_IN_CONSOLE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> REPLACE_IN_CONSOLE: <span class="Delimiter">{</span>
+case REPLACE_IN_CONSOLE: <span class="Delimiter">{</span>
   assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)));</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;console: &quot; &lt;&lt; Memory[CONSOLE] &lt;&lt; '\n'; //? 1</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Memory[CONSOLE]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Memory[CONSOLE]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; <span class="Constant">&quot;console not initialized</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> console_data = Memory[Memory[CONSOLE]+<span class="Constant">1</span>]<span class="Delimiter">;</span>
+  long long int console_data = Memory[Memory[CONSOLE]+<span class="Constant">1</span>]<span class="Delimiter">;</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;console data starts at &quot; &lt;&lt; console_data &lt;&lt; '\n'; //? 1</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> size = Memory[console_data]<span class="Delimiter">;</span>  <span class="Comment">// array size</span>
+  long long int size = Memory[console_data]<span class="Delimiter">;</span>  <span class="Comment">// array size</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;size of console data is &quot; &lt;&lt; size &lt;&lt; '\n'; //? 1</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">,</span> curr = console_data+<span class="Constant">1</span><span class="Delimiter">;</span> i &lt; size<span class="Delimiter">;</span> ++i<span class="Delimiter">,</span> curr+=size_of_event<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">,</span> curr = console_data+<span class="Constant">1</span><span class="Delimiter">;</span> i &lt; size<span class="Delimiter">;</span> ++i<span class="Delimiter">,</span> curr+=size_of_event<span class="Delimiter">())</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; curr &lt;&lt; '\n'; //? 1</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Memory[curr] != <span class="Comment">/*</span><span class="Comment">text</span><span class="Comment">*/</span><span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Memory[curr+<span class="Constant">1</span>] != ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> n = <span class="Constant">0</span><span class="Delimiter">;</span> n &lt; size_of_event<span class="Delimiter">();</span> ++n<span class="Delimiter">)</span>
+    if <span class="Delimiter">(</span>Memory[curr] != <span class="Comment">/*</span><span class="Comment">text</span><span class="Comment">*/</span><span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>Memory[curr+<span class="Constant">1</span>] != ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+    for <span class="Delimiter">(</span>long long int n = <span class="Constant">0</span><span class="Delimiter">;</span> n &lt; size_of_event<span class="Delimiter">();</span> ++n<span class="Delimiter">)</span>
       Memory[curr+n] = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span>n<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> count_events<span class="Delimiter">(</span><span class="Normal">const</span> recipe&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">const</span> instruction&amp; curr = r<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
+long long int count_events<span class="Delimiter">(</span>const recipe&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int result = <span class="Constant">0</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    const instruction&amp; curr = r<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;aa: &quot; &lt;&lt; curr.name &lt;&lt; '\n'; //? 3</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;bb: &quot; &lt;&lt; curr.ingredients.at(0).name &lt;&lt; '\n'; //? 1</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;type&quot;</span><span class="Delimiter">)</span>
+    if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;type&quot;</span><span class="Delimiter">)</span>
       result += unicode_length<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">);</span>
-    <span class="Normal">else</span>
+    else
       result++<span class="Delimiter">;</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;cc: &quot; &lt;&lt; result &lt;&lt; '\n'; //? 1</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> size_of_event<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+long long int size_of_event<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   <span class="Comment">// memoize result if already computed</span>
-  <span class="Normal">static</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>result<span class="Delimiter">)</span> <span class="Identifier">return</span> result<span class="Delimiter">;</span>
+  static long long int result = <span class="Constant">0</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>result<span class="Delimiter">)</span> <span class="Identifier">return</span> result<span class="Delimiter">;</span>
   vector&lt;type_ordinal&gt; type<span class="Delimiter">;</span>
   type<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;event&quot;</span>]<span class="Delimiter">);</span>
   result = size_of<span class="Delimiter">(</span>type<span class="Delimiter">);</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> size_of_events<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+long long int size_of_events<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   <span class="Comment">// memoize result if already computed</span>
-  <span class="Normal">static</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>result<span class="Delimiter">)</span> <span class="Identifier">return</span> result<span class="Delimiter">;</span>
+  static long long int result = <span class="Constant">0</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>result<span class="Delimiter">)</span> <span class="Identifier">return</span> result<span class="Delimiter">;</span>
   vector&lt;type_ordinal&gt; type<span class="Delimiter">;</span>
   assert<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;console&quot;</span>]<span class="Delimiter">);</span>
   type<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;console&quot;</span>]<span class="Delimiter">);</span>
diff --git a/html/080trace_browser.cc.html b/html/080trace_browser.cc.html
index 8a750a50..0cc056d9 100644
--- a/html/080trace_browser.cc.html
+++ b/html/080trace_browser.cc.html
@@ -13,13 +13,12 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -36,31 +35,31 @@ _BROWSE_TRACE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$browse-trace&quot;</span>] = _BROWSE_TRACE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> _BROWSE_TRACE: <span class="Delimiter">{</span>
+case _BROWSE_TRACE: <span class="Delimiter">{</span>
   start_trace_browser<span class="Delimiter">();</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-set&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt; Visible<span class="Delimiter">;</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Top_of_screen = <span class="Constant">0</span><span class="Delimiter">;</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Last_printed_row = <span class="Constant">0</span><span class="Delimiter">;</span>
-map&lt;<span class="Normal">int</span><span class="Delimiter">,</span> <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt; Trace_index<span class="Delimiter">;</span>  <span class="Comment">// screen row -&gt; trace index</span>
+set&lt;long long int&gt; Visible<span class="Delimiter">;</span>
+long long int Top_of_screen = <span class="Constant">0</span><span class="Delimiter">;</span>
+long long int Last_printed_row = <span class="Constant">0</span><span class="Delimiter">;</span>
+map&lt;int<span class="Delimiter">,</span> long long int&gt; Trace_index<span class="Delimiter">;</span>  <span class="Comment">// screen row -&gt; trace index</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> start_trace_browser<span class="Delimiter">()</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Trace_stream<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
+void start_trace_browser<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Trace_stream<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
   cerr &lt;&lt; <span class="Constant">&quot;computing depth to display</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> min_depth = <span class="Constant">9999</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int min_depth = <span class="Constant">9999</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     trace_line&amp; curr_line = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth &lt; min_depth<span class="Delimiter">)</span> min_depth = curr_line<span class="Delimiter">.</span>depth<span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth &lt; min_depth<span class="Delimiter">)</span> min_depth = curr_line<span class="Delimiter">.</span>depth<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   cerr &lt;&lt; <span class="Constant">&quot;depth is &quot;</span> &lt;&lt; min_depth &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
   cerr &lt;&lt; <span class="Constant">&quot;computing lines to display</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>depth == min_depth<span class="Delimiter">)</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>depth == min_depth<span class="Delimiter">)</span>
       Visible<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   tb_init<span class="Delimiter">();</span>
@@ -68,62 +67,62 @@ map&lt;<span class="Normal">int</span><span class="Delimiter">,</span> <span cla
   tb_event event<span class="Delimiter">;</span>
   Top_of_screen = <span class="Constant">0</span><span class="Delimiter">;</span>
   refresh_screen_rows<span class="Delimiter">();</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  while <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     render<span class="Delimiter">();</span>
-    <span class="Normal">do</span> <span class="Delimiter">{</span>
+    do <span class="Delimiter">{</span>
       tb_poll_event<span class="Delimiter">(</span>&amp;event<span class="Delimiter">);</span>
-    <span class="Delimiter">}</span> <span class="Normal">while</span> <span class="Delimiter">(</span>event<span class="Delimiter">.</span>type != TB_EVENT_KEY<span class="Delimiter">);</span>
-    <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> key = event<span class="Delimiter">.</span>key ? event<span class="Delimiter">.</span>key : event<span class="Delimiter">.</span>ch<span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'q'</span> || key == <span class="Constant">'Q'</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'j'</span> || key == TB_KEY_ARROW_DOWN<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    <span class="Delimiter">}</span> while <span class="Delimiter">(</span>event<span class="Delimiter">.</span>type != TB_EVENT_KEY<span class="Delimiter">);</span>
+    long long int key = event<span class="Delimiter">.</span>key ? event<span class="Delimiter">.</span>key : event<span class="Delimiter">.</span>ch<span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>key == <span class="Constant">'q'</span> || key == <span class="Constant">'Q'</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>key == <span class="Constant">'j'</span> || key == TB_KEY_ARROW_DOWN<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// move cursor one line down</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Display_row &lt; Last_printed_row<span class="Delimiter">)</span> ++Display_row<span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>Display_row &lt; Last_printed_row<span class="Delimiter">)</span> ++Display_row<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'k'</span> || key == TB_KEY_ARROW_UP<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>key == <span class="Constant">'k'</span> || key == TB_KEY_ARROW_UP<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// move cursor one line up</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Display_row &gt; <span class="Constant">0</span><span class="Delimiter">)</span> --Display_row<span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>Display_row &gt; <span class="Constant">0</span><span class="Delimiter">)</span> --Display_row<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'H'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>key == <span class="Constant">'H'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// move cursor to top of screen</span>
       Display_row = <span class="Constant">0</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'M'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>key == <span class="Constant">'M'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// move cursor to center of screen</span>
       Display_row = tb_height<span class="Delimiter">()</span>/<span class="Constant">2</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'L'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>key == <span class="Constant">'L'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// move cursor to bottom of screen</span>
       Display_row = tb_height<span class="Delimiter">()</span>-<span class="Constant">1</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'J'</span> || key == TB_KEY_PGDN<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>key == <span class="Constant">'J'</span> || key == TB_KEY_PGDN<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// page-down</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Trace_index<span class="Delimiter">.</span>find<span class="Delimiter">(</span>tb_height<span class="Delimiter">()</span>-<span class="Constant">1</span><span class="Delimiter">)</span> != Trace_index<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>Trace_index<span class="Delimiter">.</span>find<span class="Delimiter">(</span>tb_height<span class="Delimiter">()</span>-<span class="Constant">1</span><span class="Delimiter">)</span> != Trace_index<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
         Top_of_screen = Trace_index[tb_height<span class="Delimiter">()</span>-<span class="Constant">1</span>]+<span class="Constant">1</span><span class="Delimiter">;</span>
         refresh_screen_rows<span class="Delimiter">();</span>
       <span class="Delimiter">}</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'K'</span> || key == TB_KEY_PGUP<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>key == <span class="Constant">'K'</span> || key == TB_KEY_PGUP<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// page-up is more convoluted</span>
 <span class="CommentedCode">//?       tb_shutdown(); //? 1</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;page-up: Top_of_screen is currently &quot; &lt;&lt; Top_of_screen &lt;&lt; '\n'; //? 1</span>
-      <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> screen_row = tb_height<span class="Delimiter">();</span> screen_row &gt; <span class="Constant">0</span> &amp;&amp; Top_of_screen &gt; <span class="Constant">0</span><span class="Delimiter">;</span> --screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      for <span class="Delimiter">(</span>int screen_row = tb_height<span class="Delimiter">();</span> screen_row &gt; <span class="Constant">0</span> &amp;&amp; Top_of_screen &gt; <span class="Constant">0</span><span class="Delimiter">;</span> --screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         --Top_of_screen<span class="Delimiter">;</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>Top_of_screen &lt;= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
-        <span class="Normal">while</span> <span class="Delimiter">(</span>Top_of_screen &gt; <span class="Constant">0</span> &amp;&amp; Visible<span class="Delimiter">.</span>find<span class="Delimiter">(</span>Top_of_screen<span class="Delimiter">)</span> == Visible<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
+        if <span class="Delimiter">(</span>Top_of_screen &lt;= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+        while <span class="Delimiter">(</span>Top_of_screen &gt; <span class="Constant">0</span> &amp;&amp; Visible<span class="Delimiter">.</span>find<span class="Delimiter">(</span>Top_of_screen<span class="Delimiter">)</span> == Visible<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
           --Top_of_screen<span class="Delimiter">;</span>
 <span class="CommentedCode">//?         cerr &lt;&lt; &quot;now &quot; &lt;&lt; Top_of_screen &lt;&lt; '\n'; //? 1</span>
       <span class="Delimiter">}</span>
 <span class="CommentedCode">//?       exit(0); //? 1</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>Top_of_screen &gt; <span class="Constant">0</span><span class="Delimiter">)</span>
+      if <span class="Delimiter">(</span>Top_of_screen &gt; <span class="Constant">0</span><span class="Delimiter">)</span>
         refresh_screen_rows<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'G'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>key == <span class="Constant">'G'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// go to bottom of screen; largely like page-up, interestingly</span>
       Top_of_screen = SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">)</span>-<span class="Constant">1</span><span class="Delimiter">;</span>
-      <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> screen_row = tb_height<span class="Delimiter">();</span> screen_row &gt; <span class="Constant">0</span> &amp;&amp; Top_of_screen &gt; <span class="Constant">0</span><span class="Delimiter">;</span> --screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      for <span class="Delimiter">(</span>int screen_row = tb_height<span class="Delimiter">();</span> screen_row &gt; <span class="Constant">0</span> &amp;&amp; Top_of_screen &gt; <span class="Constant">0</span><span class="Delimiter">;</span> --screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         --Top_of_screen<span class="Delimiter">;</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>Top_of_screen &lt;= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
-        <span class="Normal">while</span> <span class="Delimiter">(</span>Top_of_screen &gt; <span class="Constant">0</span> &amp;&amp; Visible<span class="Delimiter">.</span>find<span class="Delimiter">(</span>Top_of_screen<span class="Delimiter">)</span> == Visible<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
+        if <span class="Delimiter">(</span>Top_of_screen &lt;= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+        while <span class="Delimiter">(</span>Top_of_screen &gt; <span class="Constant">0</span> &amp;&amp; Visible<span class="Delimiter">.</span>find<span class="Delimiter">(</span>Top_of_screen<span class="Delimiter">)</span> == Visible<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
           --Top_of_screen<span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
       refresh_screen_rows<span class="Delimiter">();</span>
@@ -131,29 +130,29 @@ map&lt;<span class="Normal">int</span><span class="Delimiter">,</span> <span cla
       Display_row = Last_printed_row<span class="Delimiter">;</span>
       refresh_screen_rows<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>key == TB_KEY_CARRIAGE_RETURN<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>key == TB_KEY_CARRIAGE_RETURN<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// expand lines under current by one level</span>
 <span class="CommentedCode">//?       tb_shutdown();</span>
       assert<span class="Delimiter">(</span>Trace_index<span class="Delimiter">.</span>find<span class="Delimiter">(</span>Display_row<span class="Delimiter">)</span> != Trace_index<span class="Delimiter">.</span>end<span class="Delimiter">());</span>
-      <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> start_index = Trace_index[Display_row]<span class="Delimiter">;</span>
+      long long int start_index = Trace_index[Display_row]<span class="Delimiter">;</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;start_index is &quot; &lt;&lt; start_index &lt;&lt; '\n';</span>
-      <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> index = <span class="Constant">0</span><span class="Delimiter">;</span>
+      long long int index = <span class="Constant">0</span><span class="Delimiter">;</span>
       <span class="Comment">// simultaneously compute end_index and min_depth</span>
-      <span class="Normal">int</span> min_depth = <span class="Constant">9999</span><span class="Delimiter">;</span>
-      <span class="Normal">for</span> <span class="Delimiter">(</span>index = start_index+<span class="Constant">1</span><span class="Delimiter">;</span> index &lt; SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>Visible<span class="Delimiter">.</span>find<span class="Delimiter">(</span>index<span class="Delimiter">)</span> != Visible<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+      int min_depth = <span class="Constant">9999</span><span class="Delimiter">;</span>
+      for <span class="Delimiter">(</span>index = start_index+<span class="Constant">1</span><span class="Delimiter">;</span> index &lt; SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+        if <span class="Delimiter">(</span>Visible<span class="Delimiter">.</span>find<span class="Delimiter">(</span>index<span class="Delimiter">)</span> != Visible<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
         trace_line&amp; curr_line = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+        if <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
         assert<span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth &gt; Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>start_index<span class="Delimiter">).</span>depth<span class="Delimiter">);</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth &lt; min_depth<span class="Delimiter">)</span> min_depth = curr_line<span class="Delimiter">.</span>depth<span class="Delimiter">;</span>
+        if <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth &lt; min_depth<span class="Delimiter">)</span> min_depth = curr_line<span class="Delimiter">.</span>depth<span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;min_depth is &quot; &lt;&lt; min_depth &lt;&lt; '\n';</span>
-      <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> end_index = index<span class="Delimiter">;</span>
+      long long int end_index = index<span class="Delimiter">;</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;end_index is &quot; &lt;&lt; end_index &lt;&lt; '\n';</span>
       <span class="Comment">// mark as visible all intervening indices at min_depth</span>
-      <span class="Normal">for</span> <span class="Delimiter">(</span>index = start_index<span class="Delimiter">;</span> index &lt; end_index<span class="Delimiter">;</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      for <span class="Delimiter">(</span>index = start_index<span class="Delimiter">;</span> index &lt; end_index<span class="Delimiter">;</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         trace_line&amp; curr_line = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth == min_depth<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+        if <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth == min_depth<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?           cerr &lt;&lt; &quot;adding &quot; &lt;&lt; index &lt;&lt; '\n';</span>
           Visible<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>index<span class="Delimiter">);</span>
         <span class="Delimiter">}</span>
@@ -161,22 +160,22 @@ map&lt;<span class="Normal">int</span><span class="Delimiter">,</span> <span cla
 <span class="CommentedCode">//?       exit(0);</span>
       refresh_screen_rows<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>key == TB_KEY_BACKSPACE || key == TB_KEY_BACKSPACE2<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>key == TB_KEY_BACKSPACE || key == TB_KEY_BACKSPACE2<span class="Delimiter">)</span> <span class="Delimiter">{</span>
       <span class="Comment">// collapse all lines under current</span>
       assert<span class="Delimiter">(</span>Trace_index<span class="Delimiter">.</span>find<span class="Delimiter">(</span>Display_row<span class="Delimiter">)</span> != Trace_index<span class="Delimiter">.</span>end<span class="Delimiter">());</span>
-      <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> start_index = Trace_index[Display_row]<span class="Delimiter">;</span>
-      <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> index = <span class="Constant">0</span><span class="Delimiter">;</span>
+      long long int start_index = Trace_index[Display_row]<span class="Delimiter">;</span>
+      long long int index = <span class="Constant">0</span><span class="Delimiter">;</span>
       <span class="Comment">// end_index is the next line at a depth same as or lower than start_index</span>
-      <span class="Normal">int</span> initial_depth = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>start_index<span class="Delimiter">).</span>depth<span class="Delimiter">;</span>
-      <span class="Normal">for</span> <span class="Delimiter">(</span>index = start_index+<span class="Constant">1</span><span class="Delimiter">;</span> index &lt; SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>Visible<span class="Delimiter">.</span>find<span class="Delimiter">(</span>index<span class="Delimiter">)</span> == Visible<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+      int initial_depth = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>start_index<span class="Delimiter">).</span>depth<span class="Delimiter">;</span>
+      for <span class="Delimiter">(</span>index = start_index+<span class="Constant">1</span><span class="Delimiter">;</span> index &lt; SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+        if <span class="Delimiter">(</span>Visible<span class="Delimiter">.</span>find<span class="Delimiter">(</span>index<span class="Delimiter">)</span> == Visible<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
         trace_line&amp; curr_line = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth &lt;= initial_depth<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+        if <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+        if <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth &lt;= initial_depth<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
-      <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> end_index = index<span class="Delimiter">;</span>
+      long long int end_index = index<span class="Delimiter">;</span>
       <span class="Comment">// mark as visible all intervening indices at min_depth</span>
-      <span class="Normal">for</span> <span class="Delimiter">(</span>index = start_index+<span class="Constant">1</span><span class="Delimiter">;</span> index &lt; end_index<span class="Delimiter">;</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      for <span class="Delimiter">(</span>index = start_index+<span class="Constant">1</span><span class="Delimiter">;</span> index &lt; end_index<span class="Delimiter">;</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
         Visible<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>index<span class="Delimiter">);</span>
       <span class="Delimiter">}</span>
       refresh_screen_rows<span class="Delimiter">();</span>
@@ -186,40 +185,40 @@ map&lt;<span class="Normal">int</span><span class="Delimiter">,</span> <span cla
 <span class="Delimiter">}</span>
 
 <span class="Comment">// update Trace_indices for each screen_row on the basis of Top_of_screen and Visible</span>
-<span class="Normal">void</span> refresh_screen_rows<span class="Delimiter">()</span> <span class="Delimiter">{</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> screen_row = <span class="Constant">0</span><span class="Delimiter">,</span> index = <span class="Constant">0</span><span class="Delimiter">;</span>
+void refresh_screen_rows<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+  long long int screen_row = <span class="Constant">0</span><span class="Delimiter">,</span> index = <span class="Constant">0</span><span class="Delimiter">;</span>
   Trace_index<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>screen_row = <span class="Constant">0</span><span class="Delimiter">,</span> index = Top_of_screen<span class="Delimiter">;</span> screen_row &lt; tb_height<span class="Delimiter">()</span> &amp;&amp; index &lt; SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">);</span> ++screen_row<span class="Delimiter">,</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>screen_row = <span class="Constant">0</span><span class="Delimiter">,</span> index = Top_of_screen<span class="Delimiter">;</span> screen_row &lt; tb_height<span class="Delimiter">()</span> &amp;&amp; index &lt; SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">);</span> ++screen_row<span class="Delimiter">,</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     <span class="Comment">// skip lines without depth for now</span>
-    <span class="Normal">while</span> <span class="Delimiter">(</span>Visible<span class="Delimiter">.</span>find<span class="Delimiter">(</span>index<span class="Delimiter">)</span> == Visible<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+    while <span class="Delimiter">(</span>Visible<span class="Delimiter">.</span>find<span class="Delimiter">(</span>index<span class="Delimiter">)</span> == Visible<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
       ++index<span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>index &gt;= SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">))</span> <span class="Identifier">goto</span> done<span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>index &gt;= SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">))</span> <span class="Identifier">goto</span> done<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
     assert<span class="Delimiter">(</span>index &lt; SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">));</span>
     Trace_index[screen_row] = index<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-<span class="Normal">done</span>:<span class="Delimiter">;</span>
+done:<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> render<span class="Delimiter">()</span> <span class="Delimiter">{</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> screen_row = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>screen_row = <span class="Constant">0</span><span class="Delimiter">;</span> screen_row &lt; tb_height<span class="Delimiter">();</span> ++screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>Trace_index<span class="Delimiter">.</span>find<span class="Delimiter">(</span>screen_row<span class="Delimiter">)</span> == Trace_index<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+void render<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+  long long int screen_row = <span class="Constant">0</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>screen_row = <span class="Constant">0</span><span class="Delimiter">;</span> screen_row &lt; tb_height<span class="Delimiter">();</span> ++screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>Trace_index<span class="Delimiter">.</span>find<span class="Delimiter">(</span>screen_row<span class="Delimiter">)</span> == Trace_index<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
     trace_line&amp; curr_line = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>Trace_index[screen_row]<span class="Delimiter">);</span>
     ostringstream out<span class="Delimiter">;</span>
     out &lt;&lt; std::setw<span class="Delimiter">(</span><span class="Constant">4</span><span class="Delimiter">)</span> &lt;&lt; curr_line<span class="Delimiter">.</span>depth &lt;&lt; <span class="Constant">' '</span> &lt;&lt; curr_line<span class="Delimiter">.</span>label &lt;&lt; <span class="Constant">&quot;: &quot;</span> &lt;&lt; curr_line<span class="Delimiter">.</span>contents<span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>screen_row &lt; tb_height<span class="Delimiter">()</span>-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> delta = lines_hidden<span class="Delimiter">(</span>screen_row<span class="Delimiter">);</span>
+    if <span class="Delimiter">(</span>screen_row &lt; tb_height<span class="Delimiter">()</span>-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      long long int delta = lines_hidden<span class="Delimiter">(</span>screen_row<span class="Delimiter">);</span>
       <span class="Comment">// home-brew escape sequence for red</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>delta &gt; <span class="Constant">999</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">&quot;{&quot;</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>delta &gt; <span class="Constant">999</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">&quot;{&quot;</span><span class="Delimiter">;</span>
       out &lt;&lt; <span class="Constant">&quot; (&quot;</span> &lt;&lt; lines_hidden<span class="Delimiter">(</span>screen_row<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;)&quot;</span><span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>delta &gt; <span class="Constant">999</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">&quot;}&quot;</span><span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>delta &gt; <span class="Constant">999</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">&quot;}&quot;</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
     render_line<span class="Delimiter">(</span>screen_row<span class="Delimiter">,</span> out<span class="Delimiter">.</span>str<span class="Delimiter">());</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// clear rest of screen</span>
   Last_printed_row = screen_row-<span class="Constant">1</span><span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(;</span> screen_row &lt; tb_height<span class="Delimiter">();</span> ++screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(;</span> screen_row &lt; tb_height<span class="Delimiter">();</span> ++screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     render_line<span class="Delimiter">(</span>screen_row<span class="Delimiter">,</span> <span class="Constant">&quot;~&quot;</span><span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// move cursor back to display row at the end</span>
@@ -227,26 +226,26 @@ map&lt;<span class="Normal">int</span><span class="Delimiter">,</span> <span cla
   tb_present<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> lines_hidden<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+long long int lines_hidden<span class="Delimiter">(</span>long long int screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   assert<span class="Delimiter">(</span>Trace_index<span class="Delimiter">.</span>find<span class="Delimiter">(</span>screen_row<span class="Delimiter">)</span> != Trace_index<span class="Delimiter">.</span>end<span class="Delimiter">());</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Trace_index<span class="Delimiter">.</span>find<span class="Delimiter">(</span>screen_row+<span class="Constant">1</span><span class="Delimiter">)</span> == Trace_index<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
+  if <span class="Delimiter">(</span>Trace_index<span class="Delimiter">.</span>find<span class="Delimiter">(</span>screen_row+<span class="Constant">1</span><span class="Delimiter">)</span> == Trace_index<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
     <span class="Identifier">return</span> SIZE<span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">)</span>-Trace_index[screen_row]<span class="Delimiter">;</span>
-  <span class="Normal">else</span>
+  else
     <span class="Identifier">return</span> Trace_index[screen_row+<span class="Constant">1</span>] - Trace_index[screen_row]<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">void</span> render_line<span class="Delimiter">(</span><span class="Normal">int</span> screen_row<span class="Delimiter">,</span> <span class="Normal">const</span> string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> col = <span class="Constant">0</span><span class="Delimiter">;</span>
-  <span class="Normal">int</span> color = TB_WHITE<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>col = <span class="Constant">0</span><span class="Delimiter">;</span> col &lt; tb_width<span class="Delimiter">()</span> &amp;&amp; col &lt; SIZE<span class="Delimiter">(</span>s<span class="Delimiter">);</span> ++col<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">char</span> c = s<span class="Delimiter">.</span>at<span class="Delimiter">(</span>col<span class="Delimiter">);</span>  <span class="Comment">// todo: unicode</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> c = <span class="Constant">';'</span><span class="Delimiter">;</span>  <span class="Comment">// replace newlines with semi-colons</span>
+void render_line<span class="Delimiter">(</span>int screen_row<span class="Delimiter">,</span> const string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  long long int col = <span class="Constant">0</span><span class="Delimiter">;</span>
+  int color = TB_WHITE<span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>col = <span class="Constant">0</span><span class="Delimiter">;</span> col &lt; tb_width<span class="Delimiter">()</span> &amp;&amp; col &lt; SIZE<span class="Delimiter">(</span>s<span class="Delimiter">);</span> ++col<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    char c = s<span class="Delimiter">.</span>at<span class="Delimiter">(</span>col<span class="Delimiter">);</span>  <span class="Comment">// todo: unicode</span>
+    if <span class="Delimiter">(</span>c == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> c = <span class="Constant">';'</span><span class="Delimiter">;</span>  <span class="Comment">// replace newlines with semi-colons</span>
     <span class="Comment">// escapes. hack: can't start a line with them.</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'{'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> color = <span class="Comment">/*</span><span class="Comment">red</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> c = <span class="Constant">' '</span><span class="Delimiter">;</span> <span class="Delimiter">}</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'}'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> color = TB_WHITE<span class="Delimiter">;</span> c = <span class="Constant">' '</span><span class="Delimiter">;</span> <span class="Delimiter">}</span>
+    if <span class="Delimiter">(</span>c == <span class="Constant">'{'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> color = <span class="Comment">/*</span><span class="Comment">red</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> c = <span class="Constant">' '</span><span class="Delimiter">;</span> <span class="Delimiter">}</span>
+    if <span class="Delimiter">(</span>c == <span class="Constant">'}'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> color = TB_WHITE<span class="Delimiter">;</span> c = <span class="Constant">' '</span><span class="Delimiter">;</span> <span class="Delimiter">}</span>
     tb_change_cell<span class="Delimiter">(</span>col<span class="Delimiter">,</span> screen_row<span class="Delimiter">,</span> c<span class="Delimiter">,</span> color<span class="Delimiter">,</span> TB_BLACK<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">for</span> <span class="Delimiter">(;</span> col &lt; tb_width<span class="Delimiter">();</span> ++col<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(;</span> col &lt; tb_width<span class="Delimiter">();</span> ++col<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     tb_change_cell<span class="Delimiter">(</span>col<span class="Delimiter">,</span> screen_row<span class="Delimiter">,</span> <span class="Constant">' '</span><span class="Delimiter">,</span> TB_WHITE<span class="Delimiter">,</span> TB_BLACK<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
diff --git a/html/081run_interactive.cc.html b/html/081run_interactive.cc.html
index c70e6213..7b711a4f 100644
--- a/html/081run_interactive.cc.html
+++ b/html/081run_interactive.cc.html
@@ -13,15 +13,14 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
-.CommentedCode { color: #6c6c6c; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.Identifier { color: #804000; }
+.traceContains { color: #008000; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.Identifier { color: #804000; }
+.CommentedCode { color: #6c6c6c; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -38,7 +37,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 
 <span class="Delimiter">:(scenario run_interactive_code)</span>
 recipe main [
-  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span><span class="Normal">new</span> [<span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>]
+  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new [<span class="Constant">1</span>:number/<span class="Special">raw &lt;- </span>copy <span class="Constant">34</span>]
   run-interactive <span class="Constant">2</span>:address:array:character
 ]
 <span class="traceContains">+mem: storing 34 in location 1</span>
@@ -61,84 +60,162 @@ RUN_INTERACTIVE<span class="Delimiter">,</span>
 Recipe_ordinal[<span class="Constant">&quot;run-interactive&quot;</span>] = RUN_INTERACTIVE<span class="Delimiter">;</span>
 <span class="CommentedCode">//? cerr &lt;&lt; &quot;run-interactive: &quot; &lt;&lt; RUN_INTERACTIVE &lt;&lt; '\n'; //? 1</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> RUN_INTERACTIVE: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case RUN_INTERACTIVE: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'run-interactive' requires exactly one ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'run-interactive' should be a literal string, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">bool</span> new_code_pushed_to_stack = run_interactive<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!new_code_pushed_to_stack<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">4</span><span class="Delimiter">);</span>
+  bool new_code_pushed_to_stack = run_interactive<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
+  if <span class="Delimiter">(</span>!new_code_pushed_to_stack<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">5</span><span class="Delimiter">);</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>trace_contents<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">));</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>trace_contents<span class="Delimiter">(</span><span class="Constant">&quot;app&quot;</span><span class="Delimiter">));</span>
-    clean_up_interactive<span class="Delimiter">();</span>
+    products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">4</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>  <span class="Comment">// completed</span>
+    cleanup_run_interactive<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// done with this instruction</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Delimiter">{</span>
+  else <span class="Delimiter">{</span>
     <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// not done with caller; don't increment current_step_index()</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-<span class="Normal">bool</span> Running_interactive = <span class="Constant">false</span><span class="Delimiter">;</span>
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Old_screen = <span class="Constant">0</span><span class="Delimiter">;</span>  <span class="Comment">// we can support one iteration of screen inside screen</span>
+bool Track_most_recent_products = <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
-Running_interactive = <span class="Constant">false</span><span class="Delimiter">;</span>
-Old_screen = <span class="Constant">0</span><span class="Delimiter">;</span>
+Track_most_recent_products = <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(code)</span>
 <span class="Comment">// reads a string, tries to call it as code (treating it as a test), saving</span>
 <span class="Comment">// all warnings.</span>
 <span class="Comment">// returns true if successfully called (no errors found during load and transform)</span>
-<span class="Normal">bool</span> run_interactive<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;interactive&quot;</span><span class="Delimiter">)</span> == Recipe_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
-    Recipe_ordinal[<span class="Constant">&quot;interactive&quot;</span>] = Next_recipe_ordinal++<span class="Delimiter">;</span>
-  Old_screen = Memory[SCREEN]<span class="Delimiter">;</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;save screen: &quot; &lt;&lt; Old_screen &lt;&lt; '\n'; //? 2</span>
+bool run_interactive<span class="Delimiter">(</span>long long int address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  assert<span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;interactive&quot;</span><span class="Delimiter">)</span> != Recipe_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">()</span> &amp;&amp; Recipe_ordinal[<span class="Constant">&quot;interactive&quot;</span>] != <span class="Constant">0</span><span class="Delimiter">);</span>
   <span class="Comment">// try to sandbox the run as best you can</span>
   <span class="Comment">// todo: test this</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Current_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Comment">// not already sandboxed</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; Reserved_for_tests<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span>
+  if <span class="Delimiter">(</span>!Current_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    for <span class="Delimiter">(</span>long long int i = <span class="Constant">1</span><span class="Delimiter">;</span> i &lt; Reserved_for_tests<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span>
       Memory<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
-    Name[Recipe_ordinal[<span class="Constant">&quot;interactive&quot;</span>]]<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;screen was at &quot; &lt;&lt; Name[Recipe_ordinal[&quot;interactive&quot;]][&quot;screen&quot;] &lt;&lt; '\n'; //? 1</span>
-  Name[Recipe_ordinal[<span class="Constant">&quot;interactive&quot;</span>]][<span class="Constant">&quot;screen&quot;</span>] = SCREEN<span class="Delimiter">;</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;screen now at &quot; &lt;&lt; Name[Recipe_ordinal[&quot;interactive&quot;]][&quot;screen&quot;] &lt;&lt; '\n'; //? 1</span>
   string command = trim<span class="Delimiter">(</span>strip_comments<span class="Delimiter">(</span>read_mu_string<span class="Delimiter">(</span>address<span class="Delimiter">)));</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>command<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>command<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
   Recipe<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>Recipe_ordinal[<span class="Constant">&quot;interactive&quot;</span>]<span class="Delimiter">);</span>
+  Name[Recipe_ordinal[<span class="Constant">&quot;interactive&quot;</span>]]<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
+  <span class="Comment">// stuff to undo later, in cleanup_run_interactive()</span>
   Hide_warnings = <span class="Constant">true</span><span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Trace_stream<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Trace_stream<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     Trace_file = <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>  <span class="Comment">// if there wasn't already a stream we don't want to save it</span>
-    Trace_stream = <span class="Normal">new</span> trace_stream<span class="Delimiter">;</span>
+    Trace_stream = new trace_stream<span class="Delimiter">;</span>
     Trace_stream<span class="Delimiter">-&gt;</span>collect_layers<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">);</span>
     Trace_stream<span class="Delimiter">-&gt;</span>collect_layers<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;app&quot;</span><span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// call run(string) but without the scheduling</span>
-  <span class="Comment">// we won't create a local scope so that we can get to the new screen after</span>
-  <span class="Comment">// we return from 'interactive'.</span>
   load<span class="Delimiter">(</span>string<span class="Delimiter">(</span><span class="Constant">&quot;recipe interactive [</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">)</span> +
-          <span class="Constant">&quot;screen:address &lt;- new-fake-screen 30, 5</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+          <span class="Constant">&quot;local-scope</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+          <span class="Constant">&quot;screen:address &lt;- next-ingredient</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+          <span class="Constant">&quot;$start-tracking-products</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
           command + <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+          <span class="Constant">&quot;$stop-tracking-products</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+          <span class="Constant">&quot;reply screen</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
        <span class="Constant">&quot;]</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">);</span>
   transform_all<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">)</span> &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
-  Running_interactive = <span class="Constant">true</span><span class="Delimiter">;</span>
-  Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>push_front<span class="Delimiter">(</span>call<span class="Delimiter">(</span>Recipe_ordinal[<span class="Constant">&quot;interactive&quot;</span>]<span class="Delimiter">));</span>
+  if <span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">)</span> &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  <span class="Comment">// now call 'sandbox' which will run 'interactive' in a separate routine,</span>
+  <span class="Comment">// and wait for it</span>
+  Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>push_front<span class="Delimiter">(</span>call<span class="Delimiter">(</span>Recipe_ordinal[<span class="Constant">&quot;sandbox&quot;</span>]<span class="Delimiter">));</span>
   <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
+<span class="Delimiter">:(before &quot;End Load Recipes&quot;)</span>
+load<span class="Delimiter">(</span>string<span class="Delimiter">(</span>
+<span class="Constant">&quot;recipe interactive [</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">)</span> +  <span class="Comment">// just a dummy version to initialize the Recipe_ordinal and so on</span>
+<span class="Constant">&quot;]</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+<span class="Constant">&quot;recipe sandbox [</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+  <span class="Constant">&quot;local-scope</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+  <span class="Constant">&quot;screen:address/shared &lt;- new-fake-screen 30, 5</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+  <span class="Constant">&quot;r:number/routine_id &lt;- start-running interactive:recipe, screen:address</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+  <span class="Constant">&quot;limit-time r, 750/instructions</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+  <span class="Constant">&quot;wait-for-routine r</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+  <span class="Constant">&quot;sandbox-state:number &lt;- routine-state r/routine_id</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+  <span class="Constant">&quot;completed?:boolean &lt;- equal sandbox-state, 1/completed</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+  <span class="Constant">&quot;output:address:array:character &lt;- $most-recent-products</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+  <span class="Constant">&quot;warnings:address:array:character &lt;- save-trace [warn]</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+  <span class="Constant">&quot;stashes:address:array:character &lt;- save-trace [app]</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+  <span class="Constant">&quot;$cleanup-run-interactive</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+  <span class="Constant">&quot;reply output, warnings, screen, stashes, completed?</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+<span class="Constant">&quot;]</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">);</span>
+transform_all<span class="Delimiter">();</span>
+recently_added_recipes<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+_START_TRACKING_PRODUCTS<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;$start-tracking-products&quot;</span>] = _START_TRACKING_PRODUCTS<span class="Delimiter">;</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
+case _START_TRACKING_PRODUCTS: <span class="Delimiter">{</span>
+  Track_most_recent_products = <span class="Constant">true</span><span class="Delimiter">;</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+_STOP_TRACKING_PRODUCTS<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;$stop-tracking-products&quot;</span>] = _STOP_TRACKING_PRODUCTS<span class="Delimiter">;</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
+case _STOP_TRACKING_PRODUCTS: <span class="Delimiter">{</span>
+  Track_most_recent_products = <span class="Constant">false</span><span class="Delimiter">;</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+_MOST_RECENT_PRODUCTS<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;$most-recent-products&quot;</span>] = _MOST_RECENT_PRODUCTS<span class="Delimiter">;</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
+case _MOST_RECENT_PRODUCTS: <span class="Delimiter">{</span>
+  products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
+  products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>new_mu_string<span class="Delimiter">(</span>Most_recent_products<span class="Delimiter">));</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+SAVE_TRACE<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;save-trace&quot;</span>] = SAVE_TRACE<span class="Delimiter">;</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
+case SAVE_TRACE: <span class="Delimiter">{</span>
+  products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
+  products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>trace_contents<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">));</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+_CLEANUP_RUN_INTERACTIVE<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;$cleanup-run-interactive&quot;</span>] = _CLEANUP_RUN_INTERACTIVE<span class="Delimiter">;</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
+case _CLEANUP_RUN_INTERACTIVE: <span class="Delimiter">{</span>
+  cleanup_run_interactive<span class="Delimiter">();</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
+<span class="Delimiter">:(code)</span>
+void cleanup_run_interactive<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+  Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>is_narrowly_collecting<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>  <span class="Comment">// hack</span>
+    delete Trace_stream<span class="Delimiter">;</span>
+    Trace_stream = <span class="Constant">NULL</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+<span class="Delimiter">}</span>
+
 <span class="Delimiter">:(scenario &quot;run_interactive_returns_stringified_result&quot;)</span>
 recipe main [
   <span class="Comment"># try to interactively add 2 and 2</span>
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span><span class="Normal">new</span> [add <span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">2</span>]
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new [add <span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">2</span>]
   <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>run-interactive <span class="Constant">1</span>:address:array:character
   <span class="Constant">10</span>:array:character<span class="Special"> &lt;- </span>copy <span class="Constant">2</span>:address:array:character/lookup
 ]
@@ -148,9 +225,9 @@ recipe main [
 <span class="Delimiter">:(scenario &quot;run_interactive_returns_string&quot;)</span>
 recipe main [
   <span class="Comment"># try to interactively add 2 and 2</span>
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span><span class="Normal">new</span> [
-    <span class="Constant">100</span>:address:array:character<span class="Special"> &lt;- </span><span class="Normal">new</span> [a]
-    <span class="Constant">101</span>:address:array:character<span class="Special"> &lt;- </span><span class="Normal">new</span> [b]
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new [
+    <span class="Constant">100</span>:address:array:character<span class="Special"> &lt;- </span>new [a]
+    <span class="Constant">101</span>:address:array:character<span class="Special"> &lt;- </span>new [b]
     <span class="Constant">102</span>:address:array:character<span class="Special"> &lt;- </span>string-append <span class="Constant">100</span>:address:array:character<span class="Delimiter">,</span> <span class="Constant">101</span>:address:array:character
   ]
   <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>run-interactive <span class="Constant">1</span>:address:array:character
@@ -163,7 +240,7 @@ recipe main [
 <span class="Delimiter">:(scenario &quot;run_interactive_returns_warnings&quot;)</span>
 recipe main [
   <span class="Comment"># run a command that generates a warning</span>
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span><span class="Normal">new</span> [get <span class="Constant">1234</span>:number<span class="Delimiter">,</span> foo:offset]
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new [get <span class="Constant">1234</span>:number<span class="Delimiter">,</span> foo:offset]
   <span class="Constant">2</span>:address:array:character<span class="Delimiter">,</span> <span class="Constant">3</span>:address:array:character<span class="Special"> &lt;- </span>run-interactive <span class="Constant">1</span>:address:array:character
   <span class="Constant">10</span>:array:character<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>:address:array:character/lookup
 ]
@@ -174,25 +251,25 @@ recipe main [
 <span class="traceContains">+mem: storing 110 in location 14</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-string Most_recent_results<span class="Delimiter">;</span>
+string Most_recent_products<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
-Most_recent_results = <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
+Most_recent_products = <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End of Instruction&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>Running_interactive<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  record_products<span class="Delimiter">(</span>current_instruction<span class="Delimiter">(),</span> products<span class="Delimiter">);</span>
+if <span class="Delimiter">(</span>Track_most_recent_products<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  track_most_recent_products<span class="Delimiter">(</span>current_instruction<span class="Delimiter">(),</span> products<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 <span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> record_products<span class="Delimiter">(</span><span class="Normal">const</span> instruction&amp; instruction<span class="Delimiter">,</span> <span class="Normal">const</span> vector&lt;vector&lt;<span class="Normal">double</span>&gt; &gt;&amp; products<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+void track_most_recent_products<span class="Delimiter">(</span>const instruction&amp; instruction<span class="Delimiter">,</span> const vector&lt;vector&lt;double&gt; &gt;&amp; products<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   ostringstream out<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     <span class="Comment">// string</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>i &lt; SIZE<span class="Delimiter">(</span>instruction<span class="Delimiter">.</span>products<span class="Delimiter">))</span> <span class="Delimiter">{</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>is_mu_string<span class="Delimiter">(</span>instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
-        <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>i &lt; SIZE<span class="Delimiter">(</span>instruction<span class="Delimiter">.</span>products<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+      if <span class="Delimiter">(</span>is_mu_string<span class="Delimiter">(</span>instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+        if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
           tb_shutdown<span class="Delimiter">();</span>
           cerr &lt;&lt; read_mu_string<span class="Delimiter">(</span>trace_contents<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">))</span> &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
           cerr &lt;&lt; SIZE<span class="Delimiter">(</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> &lt;&lt; <span class="Constant">&quot;: &quot;</span><span class="Delimiter">;</span>
-          <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<span class="Delimiter">)</span>
+          for <span class="Delimiter">(</span>long long int j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<span class="Delimiter">)</span>
             cerr &lt;&lt; products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">' '</span><span class="Delimiter">;</span>
           cerr &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
         <span class="Delimiter">}</span>
@@ -202,114 +279,46 @@ Most_recent_results = <span class="Constant">&quot;&quot;</span><span class="Del
       <span class="Delimiter">}</span>
       <span class="Comment">// End Record Product Special-cases</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<span class="Delimiter">)</span>
+    for <span class="Delimiter">(</span>long long int j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<span class="Delimiter">)</span>
       out &lt;&lt; products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">' '</span><span class="Delimiter">;</span>
     out &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  Most_recent_results = out<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
-<span class="Delimiter">}</span>
-<span class="Delimiter">:(before &quot;Complete Call Fallthrough&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>operation == RUN_INTERACTIVE &amp;&amp; !current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
-  assert<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">)</span> &lt;= <span class="Constant">4</span><span class="Delimiter">);</span>
-  <span class="Comment">// Send the results of the most recently executed instruction, regardless of</span>
-  <span class="Comment">// call depth, to be converted to string and potentially printed to string.</span>
-  vector&lt;<span class="Normal">double</span>&gt; result<span class="Delimiter">;</span>
-  result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>new_mu_string<span class="Delimiter">(</span>Most_recent_results<span class="Delimiter">));</span>
-  write_memory<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> result<span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">)</span> &gt;= <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    vector&lt;<span class="Normal">double</span>&gt; warnings<span class="Delimiter">;</span>
-    warnings<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>trace_contents<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">));</span>
-    write_memory<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">),</span> warnings<span class="Delimiter">);</span>
-  <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">)</span> &gt;= <span class="Constant">3</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    vector&lt;<span class="Normal">double</span>&gt; screen<span class="Delimiter">;</span>
-    screen<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>Memory[SCREEN]<span class="Delimiter">);</span>
-    write_memory<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">),</span> screen<span class="Delimiter">);</span>
-  <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">)</span> &gt;= <span class="Constant">4</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span class="CommentedCode">//?     cerr &lt;&lt; &quot;emitting trace\n&quot;; //? 1</span>
-    vector&lt;<span class="Normal">double</span>&gt; trace<span class="Delimiter">;</span>
-    trace<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>trace_contents<span class="Delimiter">(</span><span class="Constant">&quot;app&quot;</span><span class="Delimiter">));</span>
-    write_memory<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">),</span> trace<span class="Delimiter">);</span>
-  <span class="Delimiter">}</span>
-<span class="Delimiter">}</span>
-
-<span class="Comment">//: clean up reply after we've popped it off the call-stack</span>
-<span class="Comment">//: however, we need what was on the stack to decide whether to clean up</span>
-<span class="Delimiter">:(after &quot;Starting Reply&quot;)</span>
-<span class="Normal">bool</span> must_clean_up_interactive = <span class="Delimiter">(</span>current_recipe_name<span class="Delimiter">()</span> == <span class="Constant">&quot;interactive&quot;</span><span class="Delimiter">);</span>
-<span class="Delimiter">:(after &quot;Falling Through End Of Recipe&quot;)</span>
-<span class="Normal">bool</span> must_clean_up_interactive = <span class="Delimiter">(</span>current_recipe_name<span class="Delimiter">()</span> == <span class="Constant">&quot;interactive&quot;</span><span class="Delimiter">);</span>
-<span class="Delimiter">:(before &quot;End Reply&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>must_clean_up_interactive<span class="Delimiter">)</span> clean_up_interactive<span class="Delimiter">();</span>
-<span class="Delimiter">:(before &quot;Complete Call Fallthrough&quot;)</span>
-<span class="Normal">if</span> <span class="Delimiter">(</span>must_clean_up_interactive<span class="Delimiter">)</span> clean_up_interactive<span class="Delimiter">();</span>
-<span class="Delimiter">:(code)</span>
-<span class="Normal">void</span> clean_up_interactive<span class="Delimiter">()</span> <span class="Delimiter">{</span>
-  Trace_stream<span class="Delimiter">-&gt;</span>newline<span class="Delimiter">();</span>  <span class="Comment">// flush trace</span>
-  Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
-  Running_interactive = <span class="Constant">false</span><span class="Delimiter">;</span>
-  <span class="Comment">// hack: assume collect_layers isn't set anywhere else</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>is_narrowly_collecting<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
-    <span class="Normal">delete</span> Trace_stream<span class="Delimiter">;</span>
-    Trace_stream = <span class="Constant">NULL</span><span class="Delimiter">;</span>
-  <span class="Delimiter">}</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;restore screen: &quot; &lt;&lt; Memory[SCREEN] &lt;&lt; &quot; to &quot; &lt;&lt; Old_screen &lt;&lt; '\n'; //? 1</span>
-  Memory[SCREEN] = Old_screen<span class="Delimiter">;</span>
-  Old_screen = <span class="Constant">0</span><span class="Delimiter">;</span>
+  Most_recent_products = out<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
 string strip_comments<span class="Delimiter">(</span>string in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   ostringstream result<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>in<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> != <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>in<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> != <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
       result &lt;&lt; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
     <span class="Delimiter">}</span>
-    <span class="Normal">else</span> <span class="Delimiter">{</span>
-      <span class="Normal">while</span> <span class="Delimiter">(</span>i &lt; SIZE<span class="Delimiter">(</span>in<span class="Delimiter">)</span> &amp;&amp; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span>
+    else <span class="Delimiter">{</span>
+      while <span class="Delimiter">(</span>i &lt; SIZE<span class="Delimiter">(</span>in<span class="Delimiter">)</span> &amp;&amp; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span>
         ++i<span class="Delimiter">;</span>
-      <span class="Normal">if</span> <span class="Delimiter">(</span>i &lt; SIZE<span class="Delimiter">(</span>in<span class="Delimiter">)</span> &amp;&amp; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> ++i<span class="Delimiter">;</span>
+      if <span class="Delimiter">(</span>i &lt; SIZE<span class="Delimiter">(</span>in<span class="Delimiter">)</span> &amp;&amp; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> ++i<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> result<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
-string read_mu_string<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> size = Memory[address]<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>size == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
-  ostringstream tmp<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> curr = address+<span class="Constant">1</span><span class="Delimiter">;</span> curr &lt;= address+size<span class="Delimiter">;</span> ++curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Comment">// todo: unicode</span>
-    tmp &lt;&lt; <span class="Delimiter">(</span><span class="Normal">char</span><span class="Delimiter">)(</span><span class="Normal">int</span><span class="Delimiter">)</span>Memory[curr]<span class="Delimiter">;</span>
-  <span class="Delimiter">}</span>
-  <span class="Identifier">return</span> tmp<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
-<span class="Delimiter">}</span>
-
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> stringified_value_of_location<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+long long int stringified_value_of_location<span class="Delimiter">(</span>long long int address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Comment">// convert to string</span>
   ostringstream out<span class="Delimiter">;</span>
   out &lt;&lt; Memory[address]<span class="Delimiter">;</span>
   <span class="Identifier">return</span> new_mu_string<span class="Delimiter">(</span>out<span class="Delimiter">.</span>str<span class="Delimiter">());</span>
 <span class="Delimiter">}</span>
 
-<span class="Normal">bool</span> is_mu_string<span class="Delimiter">(</span><span class="Normal">const</span> reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Identifier">return</span> SIZE<span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">)</span> == <span class="Constant">3</span>
-      &amp;&amp; x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;address&quot;</span>]
-      &amp;&amp; x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;array&quot;</span>]
-      &amp;&amp; x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;character&quot;</span>]<span class="Delimiter">;</span>
-<span class="Delimiter">}</span>
-
-<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> trace_contents<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Trace_stream<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
+long long int trace_contents<span class="Delimiter">(</span>const string&amp; layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Trace_stream<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;trace stream exists\n&quot;; //? 1</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span>layer<span class="Delimiter">)</span> &lt;= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span>layer<span class="Delimiter">)</span> &lt;= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; layer &lt;&lt; &quot; has something\n&quot;; //? 1</span>
   ostringstream out<span class="Delimiter">;</span>
-  <span class="Normal">for</span> <span class="Delimiter">(</span>vector&lt;trace_line&gt;::iterator p = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>label != layer<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
+  for <span class="Delimiter">(</span>vector&lt;trace_line&gt;::iterator p = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    if <span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>label != layer<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
     out &lt;&lt; p<span class="Delimiter">-&gt;</span>contents<span class="Delimiter">;</span>
-    <span class="Normal">if</span> <span class="Delimiter">(</span>*--p<span class="Delimiter">-&gt;</span>contents<span class="Delimiter">.</span>end<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> out &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
+    if <span class="Delimiter">(</span>*--p<span class="Delimiter">-&gt;</span>contents<span class="Delimiter">.</span>end<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> out &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   assert<span class="Delimiter">(</span>!out<span class="Delimiter">.</span>str<span class="Delimiter">().</span>empty<span class="Delimiter">());</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; layer &lt;&lt; &quot;:\n&quot; &lt;&lt; out.str() &lt;&lt; &quot;\n--\n&quot;; //? 1</span>
@@ -323,23 +332,27 @@ RELOAD<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;reload&quot;</span>] = RELOAD<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> RELOAD: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case RELOAD: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'reload' requires exactly one ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'reload' should be a literal string, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!Trace_stream<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!Trace_stream<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     Trace_file = <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>  <span class="Comment">// if there wasn't already a stream we don't want to save it</span>
-    Trace_stream = <span class="Normal">new</span> trace_stream<span class="Delimiter">;</span>
+    Trace_stream = new trace_stream<span class="Delimiter">;</span>
     Trace_stream<span class="Delimiter">-&gt;</span>collect_layers<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
   Hide_warnings = <span class="Constant">true</span><span class="Delimiter">;</span>
   Disable_redefine_warnings = <span class="Constant">true</span><span class="Delimiter">;</span>
-  load<span class="Delimiter">(</span>read_mu_string<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)));</span>
+  string code = read_mu_string<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
+  vector&lt;recipe_ordinal&gt; recipes_reloaded = load<span class="Delimiter">(</span>code<span class="Delimiter">);</span>
+  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>recipes_reloaded<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    Name<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>recipes_reloaded<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
+  <span class="Delimiter">}</span>
   transform_all<span class="Delimiter">();</span>
   Trace_stream<span class="Delimiter">-&gt;</span>newline<span class="Delimiter">();</span>  <span class="Comment">// flush trace</span>
   Disable_redefine_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
@@ -347,8 +360,8 @@ Recipe_ordinal[<span class="Constant">&quot;reload&quot;</span>] = RELOAD<span c
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>trace_contents<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">));</span>
   <span class="Comment">// hack: assume collect_layers isn't set anywhere else</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>is_narrowly_collecting<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
-    <span class="Normal">delete</span> Trace_stream<span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>is_narrowly_collecting<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
+    delete Trace_stream<span class="Delimiter">;</span>
     Trace_stream = <span class="Constant">NULL</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
diff --git a/html/082persist.cc.html b/html/082persist.cc.html
index b5770552..04b4358d 100644
--- a/html/082persist.cc.html
+++ b/html/082persist.cc.html
@@ -13,14 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.Constant { color: #00a0a0; }
 .cSpecial { color: #008000; }
+.CommentedCode { color: #6c6c6c; }
 .PreProc { color: #c000c0; }
-.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
@@ -41,42 +40,42 @@ RESTORE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;restore&quot;</span>] = RESTORE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> RESTORE: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case RESTORE: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'restore' requires exactly one ingredient, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   string filename<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>is_literal_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     filename = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>is_mu_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  else if <span class="Delimiter">(</span>is_mu_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     filename = read_mu_string<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Delimiter">{</span>
+  else <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'restore' should be a string, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Current_scenario<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// do nothing in tests</span>
+  if <span class="Delimiter">(</span>Current_scenario<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// do nothing in tests</span>
   string contents = slurp<span class="Delimiter">(</span><span class="Constant">&quot;lesson/&quot;</span>+filename<span class="Delimiter">);</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>contents<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
+  if <span class="Delimiter">(</span>contents<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  <span class="Normal">else</span>
+  else
     products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>new_mu_string<span class="Delimiter">(</span>contents<span class="Delimiter">));</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-string slurp<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; filename<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+string slurp<span class="Delimiter">(</span>const string&amp; filename<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; filename &lt;&lt; '\n'; //? 1</span>
   ostringstream result<span class="Delimiter">;</span>
   ifstream fin<span class="Delimiter">(</span>filename<span class="Delimiter">.</span>c_str<span class="Delimiter">());</span>
   fin<span class="Delimiter">.</span>peek<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!fin<span class="Delimiter">)</span> <span class="Identifier">return</span> result<span class="Delimiter">.</span>str<span class="Delimiter">();</span>  <span class="Comment">// don't bother checking errno</span>
-  <span class="Normal">const</span> <span class="Normal">int</span> N = <span class="Constant">1024</span><span class="Delimiter">;</span>
-  <span class="Normal">char</span> buf[N]<span class="Delimiter">;</span>
-  <span class="Normal">while</span> <span class="Delimiter">(</span>!fin<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!fin<span class="Delimiter">)</span> <span class="Identifier">return</span> result<span class="Delimiter">.</span>str<span class="Delimiter">();</span>  <span class="Comment">// don't bother checking errno</span>
+  const int N = <span class="Constant">1024</span><span class="Delimiter">;</span>
+  char buf[N]<span class="Delimiter">;</span>
+  while <span class="Delimiter">(</span>!fin<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span>
     bzero<span class="Delimiter">(</span>buf<span class="Delimiter">,</span> N<span class="Delimiter">);</span>
     fin<span class="Delimiter">.</span>read<span class="Delimiter">(</span>buf<span class="Delimiter">,</span> N-<span class="Constant">1</span><span class="Delimiter">);</span>  <span class="Comment">// leave at least one null</span>
     result &lt;&lt; buf<span class="Delimiter">;</span>
@@ -91,24 +90,24 @@ SAVE<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;save&quot;</span>] = SAVE<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-<span class="Normal">case</span> SAVE: <span class="Delimiter">{</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+case SAVE: <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'save' requires exactly two ingredients, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>Current_scenario<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// do nothing in tests</span>
+  if <span class="Delimiter">(</span>Current_scenario<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// do nothing in tests</span>
   string filename<span class="Delimiter">;</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>is_literal_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     filename = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>is_mu_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  else if <span class="Delimiter">(</span>is_mu_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     filename = read_mu_string<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">else</span> <span class="Delimiter">{</span>
+  else <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'save' should be a string, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+  if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
     raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: second ingredient of 'save' should be an address:array:character, but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -116,27 +115,21 @@ Recipe_ordinal[<span class="Constant">&quot;save&quot;</span>] = SAVE<span class
   string contents = read_mu_string<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
   fout &lt;&lt; contents<span class="Delimiter">;</span>
   fout<span class="Delimiter">.</span>close<span class="Delimiter">();</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>!exists<span class="Delimiter">(</span><span class="Constant">&quot;lesson/.git&quot;</span><span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
+  if <span class="Delimiter">(</span>!exists<span class="Delimiter">(</span><span class="Constant">&quot;lesson/.git&quot;</span><span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Comment">// bug in git: git diff -q messes up --exit-code</span>
   <span class="Comment">// explicitly say '--all' for git 1.9</span>
-  <span class="Normal">int</span> status = system<span class="Delimiter">(</span><span class="Constant">&quot;cd lesson; git add --all .; git diff HEAD --exit-code &gt;/dev/null || git commit -a -m . &gt;/dev/null&quot;</span><span class="Delimiter">);</span>
-  <span class="Normal">if</span> <span class="Delimiter">(</span>status != <span class="Constant">0</span><span class="Delimiter">)</span>
+  int status = system<span class="Delimiter">(</span><span class="Constant">&quot;cd lesson; git add --all .; git diff HEAD --exit-code &gt;/dev/null || git commit -a -m . &gt;/dev/null&quot;</span><span class="Delimiter">);</span>
+  if <span class="Delimiter">(</span>status != <span class="Constant">0</span><span class="Delimiter">)</span>
     raise &lt;&lt; <span class="Constant">&quot;error in commit: contents &quot;</span> &lt;&lt; contents &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-<span class="Normal">bool</span> exists<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; filename<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  <span class="Normal">struct</span> stat dummy<span class="Delimiter">;</span>
+bool exists<span class="Delimiter">(</span>const string&amp; filename<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  struct stat dummy<span class="Delimiter">;</span>
   <span class="Identifier">return</span> <span class="Constant">0</span> == stat<span class="Delimiter">(</span>filename<span class="Delimiter">.</span>c_str<span class="Delimiter">(),</span> &amp;dummy<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
-string to_string<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  ostringstream tmp<span class="Delimiter">;</span>
-  tmp &lt;&lt; x<span class="Delimiter">;</span>
-  <span class="Identifier">return</span> tmp<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
-<span class="Delimiter">}</span>
-
 <span class="Delimiter">:(before &quot;End Includes&quot;)</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;sys/stat.h&gt;</span>
 </pre>
diff --git a/html/999spaces.cc.html b/html/999spaces.cc.html
index 9f5b995c..dbcc31d2 100644
--- a/html/999spaces.cc.html
+++ b/html/999spaces.cc.html
@@ -13,10 +13,10 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.Delimiter { color: #a04060; }
-.Constant { color: #00a0a0; }
 .Comment { color: #9090ff; }
+.Delimiter { color: #a04060; }
 .SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
 -->
 </style>
 
diff --git a/html/callcc.mu.html b/html/callcc.mu.html
index 5e817501..20ebd83c 100644
--- a/html/callcc.mu.html
+++ b/html/callcc.mu.html
@@ -13,11 +13,11 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
diff --git a/html/channel.mu.html b/html/channel.mu.html
index dbdaff6c..420eed5e 100644
--- a/html/channel.mu.html
+++ b/html/channel.mu.html
@@ -13,12 +13,12 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
-.Delimiter { color: #a04060; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
+.Delimiter { color: #a04060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
diff --git a/html/chessboard.mu.html b/html/chessboard.mu.html
index 7d1ade89..0eb15641 100644
--- a/html/chessboard.mu.html
+++ b/html/chessboard.mu.html
@@ -13,15 +13,15 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
 .SalientComment { color: #00ffff; }
-.CommentedCode { color: #6c6c6c; }
+.muScenario { color: #00af00; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.muScenario { color: #00af00; }
+.CommentedCode { color: #6c6c6c; }
 .Delimiter { color: #a04060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
@@ -41,15 +41,15 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
   open-console  <span class="Comment"># take control of screen, keyboard and mouse</span>
 
   <span class="Comment"># The chessboard recipe takes keyboard and screen objects as 'ingredients'.</span>
-<span class="Constant">  #</span>
+  <span class="Comment">#</span>
   <span class="Comment"># In mu it is good form (though not required) to explicitly show the</span>
   <span class="Comment"># hardware you rely on.</span>
-<span class="Constant">  #</span>
+  <span class="Comment">#</span>
   <span class="Comment"># The chessboard also returns the same keyboard and screen objects. In mu it</span>
   <span class="Comment"># is good form to not modify ingredients of a recipe unless they are also</span>
   <span class="Comment"># results. Here we clearly modify both keyboard and screen, so we return</span>
   <span class="Comment"># both.</span>
-<span class="Constant">  #</span>
+  <span class="Comment">#</span>
   <span class="Comment"># Here the console and screen are both 0, which usually indicates real</span>
   <span class="Comment"># hardware rather than a fake for testing as you'll see below.</span>
   <span class="Constant">0/screen</span>, <span class="Constant">0/console</span><span class="Special"> &lt;- </span>chessboard <span class="Constant">0/screen</span>, <span class="Constant">0/console</span>
@@ -443,7 +443,7 @@ container move [
     <span class="Comment"># 'read-move' is waiting for input</span>
     wait-for-routine <span class="Constant">2</span>:number
     <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>routine-state <span class="Constant">2</span>:number/id
-    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">2/waiting</span>
+    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">3/waiting</span>
     assert <span class="Constant">4</span>:boolean/waiting?, [
 F read-move-blocking: routine failed to pause <span class="muRecipe">after</span> coming up (<span class="muRecipe">before</span> any keys were pressed)]
     <span class="Comment"># press 'a'</span>
@@ -452,7 +452,7 @@ F read-move-blocking: routine failed to pause <span class="muRecipe">after</span
     <span class="Comment"># 'read-move' still waiting for input</span>
     wait-for-routine <span class="Constant">2</span>:number
     <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>routine-state <span class="Constant">2</span>:number/id
-    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">2/waiting</span>
+    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">3/waiting</span>
     assert <span class="Constant">4</span>:boolean/waiting?, [
 F read-move-blocking: routine failed to pause <span class="muRecipe">after</span> rank 'a']
     <span class="Comment"># press '2'</span>
@@ -461,7 +461,7 @@ F read-move-blocking: routine failed to pause <span class="muRecipe">after</span
     <span class="Comment"># 'read-move' still waiting for input</span>
     wait-for-routine <span class="Constant">2</span>:number
     <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>routine-state <span class="Constant">2</span>:number/id
-    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">2/waiting</span>
+    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">3/waiting</span>
     assert <span class="Constant">4</span>:boolean/waiting?, [
 F read-move-blocking: routine failed to pause <span class="muRecipe">after</span> file 'a2']
     <span class="Comment"># press '-'</span>
@@ -470,7 +470,7 @@ F read-move-blocking: routine failed to pause <span class="muRecipe">after</span
     <span class="Comment"># 'read-move' still waiting for input</span>
     wait-for-routine <span class="Constant">2</span>:number
     <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>routine-state <span class="Constant">2</span>:number
-    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">2/waiting</span>
+    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">3/waiting</span>
     assert <span class="Constant">4</span>:boolean/waiting?/routine-state, [
 F read-move-blocking: routine failed to pause <span class="muRecipe">after</span> hyphen 'a2-']
     <span class="Comment"># press 'a'</span>
@@ -479,7 +479,7 @@ F read-move-blocking: routine failed to pause <span class="muRecipe">after</span
     <span class="Comment"># 'read-move' still waiting for input</span>
     wait-for-routine <span class="Constant">2</span>:number
     <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>routine-state <span class="Constant">2</span>:number
-    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">2/waiting</span>
+    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">3/waiting</span>
     assert <span class="Constant">4</span>:boolean/waiting?/routine-state, [
 F read-move-blocking: routine failed to pause <span class="muRecipe">after</span> rank 'a2-a']
     <span class="Comment"># press '4'</span>
@@ -488,7 +488,7 @@ F read-move-blocking: routine failed to pause <span class="muRecipe">after</span
     <span class="Comment"># 'read-move' still waiting for input</span>
     wait-for-routine <span class="Constant">2</span>:number
     <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>routine-state <span class="Constant">2</span>:number
-    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">2/waiting</span>
+    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">3/waiting</span>
     assert <span class="Constant">4</span>:boolean/waiting?, [
 F read-move-blocking: routine failed to pause <span class="muRecipe">after</span> file 'a2-a4']
     <span class="Comment"># press 'newline'</span>
@@ -500,7 +500,7 @@ F read-move-blocking: routine failed to pause <span class="muRecipe">after</span
     <span class="Constant">4</span>:boolean/completed?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">1/completed</span>
     assert <span class="Constant">4</span>:boolean/completed?, [
 F read-move-blocking: routine failed to terminate on newline]
-    trace <span class="Constant">[test]</span>, <span class="Constant">[reached end]</span>
+    trace <span class="Constant">1</span>, <span class="Constant">[test]</span>, <span class="Constant">[reached end]</span>
   ]
   trace-should-contain [
     test: reached end
@@ -515,7 +515,7 @@ F read-move-blocking: routine failed to terminate on newline]
     <span class="Comment"># 'read-move' is waiting for input</span>
     wait-for-routine <span class="Constant">2</span>:number
     <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>routine-state <span class="Constant">2</span>:number/id
-    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">2/waiting</span>
+    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">3/waiting</span>
     assert <span class="Constant">4</span>:boolean/waiting?, [
 F read-move-quit: routine failed to pause <span class="muRecipe">after</span> coming up (<span class="muRecipe">before</span> any keys were pressed)]
     <span class="Comment"># press 'q'</span>
@@ -527,7 +527,7 @@ F read-move-quit: routine failed to pause <span class="muRecipe">after</span> co
     <span class="Constant">4</span>:boolean/completed?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">1/completed</span>
     assert <span class="Constant">4</span>:boolean/completed?, [
 F read-move-quit: routine failed to terminate on 'q']
-    trace <span class="Constant">[test]</span>, <span class="Constant">[reached end]</span>
+    trace <span class="Constant">1</span>, <span class="Constant">[test]</span>, <span class="Constant">[reached end]</span>
   ]
   trace-should-contain [
     test: reached end
@@ -542,7 +542,7 @@ F read-move-quit: routine failed to terminate on 'q']
     <span class="Comment"># 'read-move' is waiting for input</span>
     wait-for-routine <span class="Constant">2</span>:number
     <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>routine-state <span class="Constant">2</span>:number/id
-    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">2/waiting</span>
+    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">3/waiting</span>
     assert <span class="Constant">4</span>:boolean/waiting?, [
 F read-move-file: routine failed to pause <span class="muRecipe">after</span> coming up (<span class="muRecipe">before</span> any keys were pressed)]
     <span class="Constant">1</span>:address:channel<span class="Special"> &lt;- </span>write <span class="Constant">1</span>:address:channel, <span class="Constant">50/'2'</span>
@@ -563,7 +563,7 @@ F read-move-file: routine failed to pause <span class="muRecipe">after</span> co
     <span class="Comment"># 'read-move' is waiting for input</span>
     wait-for-routine <span class="Constant">2</span>:number
     <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>routine-state <span class="Constant">2</span>:number/id
-    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">2/waiting</span>
+    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">3/waiting</span>
     assert <span class="Constant">4</span>:boolean/waiting?, [
 F read-move-file: routine failed to pause <span class="muRecipe">after</span> coming up (<span class="muRecipe">before</span> any keys were pressed)]
     <span class="Constant">1</span>:address:channel<span class="Special"> &lt;- </span>write <span class="Constant">1</span>:address:channel, <span class="Constant">97/a</span>
@@ -585,7 +585,7 @@ F read-move-file: routine failed to pause <span class="muRecipe">after</span> co
     <span class="Comment"># 'read-move' is waiting for input</span>
     wait-for-routine <span class="Constant">2</span>:number
     <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>routine-state <span class="Constant">2</span>:number/id
-    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">2/waiting</span>
+    <span class="Constant">4</span>:boolean/waiting?<span class="Special"> &lt;- </span>equal <span class="Constant">3</span>:number/routine-state, <span class="Constant">3/waiting</span>
     assert <span class="Constant">4</span>:boolean/waiting?, [
 F read-move-file: routine failed to pause <span class="muRecipe">after</span> coming up (<span class="muRecipe">before</span> any keys were pressed)]
     <span class="Constant">1</span>:address:channel<span class="Special"> &lt;- </span>write <span class="Constant">1</span>:address:channel, <span class="Constant">10/newline</span>
diff --git a/html/console.mu.html b/html/console.mu.html
index e30185f7..7f46529b 100644
--- a/html/console.mu.html
+++ b/html/console.mu.html
@@ -13,12 +13,12 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
-.Constant { color: #00a0a0; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
+.Constant { color: #00a0a0; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
diff --git a/html/counters.mu.html b/html/counters.mu.html
index 122724c0..9a02adca 100644
--- a/html/counters.mu.html
+++ b/html/counters.mu.html
@@ -13,11 +13,11 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
diff --git a/html/display.mu.html b/html/display.mu.html
index 547e9b00..baf12e83 100644
--- a/html/display.mu.html
+++ b/html/display.mu.html
@@ -14,10 +14,10 @@ pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .muRecipe { color: #ff8700; }
-.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
+.CommentedCode { color: #6c6c6c; }
 -->
 </style>
 
diff --git a/html/edit.mu.html b/html/edit.mu.html
index 98deff23..d50b41f2 100644
--- a/html/edit.mu.html
+++ b/html/edit.mu.html
@@ -13,15 +13,15 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
 .SalientComment { color: #00ffff; }
-.CommentedCode { color: #6c6c6c; }
+.muScenario { color: #00af00; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.muScenario { color: #00af00; }
+.CommentedCode { color: #6c6c6c; }
 .Delimiter { color: #a04060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
@@ -43,10 +43,10 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
   open-console
   initial-recipe:address:array:character<span class="Special"> &lt;- </span>restore <span class="Constant">[recipes.mu]</span>
   initial-sandbox:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[]</span>
+  hide-screen <span class="Constant">0/screen</span>
   env:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment <span class="Constant">0/screen</span>, initial-recipe, initial-sandbox
   env<span class="Special"> &lt;- </span>restore-sandboxes env
   render-all <span class="Constant">0/screen</span>, env
-  show-screen <span class="Constant">0/screen</span>
   event-loop <span class="Constant">0/screen</span>, <span class="Constant">0/console</span>, env
   <span class="Comment"># never gets here</span>
 ]
@@ -83,7 +83,7 @@ container editor-data [
   cursor-column:number
 ]
 
-<span class="Comment"># editor:address, screen:address &lt;- new-editor s:address:array:character, screen:address, left:number, right:number</span>
+<span class="Comment"># editor:address, screen &lt;- new-editor s:address:array:character, screen:address, left:number, right:number</span>
 <span class="Comment"># creates a new editor widget and renders its initial appearance to screen.</span>
 <span class="Comment">#   top/left/right constrain the screen area available to the new editor.</span>
 <span class="Comment">#   right is exclusive.</span>
@@ -117,7 +117,8 @@ container editor-data [
   y<span class="Special"> &lt;- </span>get-address *result, <span class="Constant">before-cursor:offset</span>
   *y<span class="Special"> &lt;- </span>copy *init
   <span class="Comment"># initial render to screen, just for some old tests</span>
-  _, screen<span class="Special"> &lt;- </span>render screen, result
+  _, _, screen, result<span class="Special"> &lt;- </span>render screen, result
+<span class="Constant">  +editor-initialization</span>
   <span class="muControl">reply</span> result
 ]
 
@@ -168,7 +169,7 @@ container editor-data [
   ]
 ]
 
-<span class="Comment"># bottom:number, screen:address &lt;- render screen:address, editor:address:editor-data</span>
+<span class="Comment"># last-row:number, last-column:number, screen, editor &lt;- render screen:address, editor:address:editor-data</span>
 <span class="Comment">#</span>
 <span class="Comment"># Assumes cursor should be at coordinates (cursor-row, cursor-column) and</span>
 <span class="Comment"># updates before-cursor to match. Might also move coordinates if they're</span>
@@ -177,14 +178,13 @@ container editor-data [
   <span class="Constant">local-scope</span>
   screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   editor:address:editor-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  <span class="muControl">reply-unless</span> editor, <span class="Constant">1/top</span>, screen/same-as-ingredient:<span class="Constant">0</span>
+  <span class="muControl">reply-unless</span> editor, <span class="Constant">1/top</span>, screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>
   left:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">left:offset</span>
   screen-height:number<span class="Special"> &lt;- </span>screen-height screen
   right:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">right:offset</span>
-  hide-screen screen
   <span class="Comment"># traversing editor</span>
   curr:address:duplex-list<span class="Special"> &lt;- </span>get *editor, <span class="Constant">top-of-screen:offset</span>
-  prev:address:duplex-list<span class="Special"> &lt;- </span>copy curr
+  prev:address:duplex-list<span class="Special"> &lt;- </span>copy curr  <span class="Comment"># just in case curr becomes null and we can't compute prev-duplex</span>
   curr<span class="Special"> &lt;- </span>next-duplex curr
   <span class="Comment"># traversing screen</span>
 <span class="Constant">  +render-loop-initialization</span>
@@ -194,7 +194,7 @@ container editor-data [
   cursor-row:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">cursor-row:offset</span>
   cursor-column:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">cursor-column:offset</span>
   before-cursor:address:address:duplex-list<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">before-cursor:offset</span>
-  move-cursor screen, row, column
+  screen<span class="Special"> &lt;- </span>move-cursor screen, row, column
   <span class="Delimiter">{</span>
 <span class="Constant">    +next-character</span>
     <span class="muControl">break-unless</span> curr
@@ -208,10 +208,10 @@ container editor-data [
       <span class="muControl">break-unless</span> at-cursor-row?
       at-cursor?:boolean<span class="Special"> &lt;- </span>equal column, *cursor-column
       <span class="muControl">break-unless</span> at-cursor?
-      *before-cursor<span class="Special"> &lt;- </span>prev-duplex curr
+      *before-cursor<span class="Special"> &lt;- </span>copy prev
     <span class="Delimiter">}</span>
     c:character<span class="Special"> &lt;- </span>get *curr, <span class="Constant">value:offset</span>
-<span class="Constant">    +character-c-recived</span>
+<span class="Constant">    +character-c-received</span>
     <span class="Delimiter">{</span>
       <span class="Comment"># newline? move to left rather than 0</span>
       newline?:boolean<span class="Special"> &lt;- </span>equal c, <span class="Constant">10/newline</span>
@@ -230,7 +230,7 @@ container editor-data [
       <span class="Comment"># skip to next line</span>
       row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
       column<span class="Special"> &lt;- </span>copy left
-      move-cursor screen, row, column
+      screen<span class="Special"> &lt;- </span>move-cursor screen, row, column
       curr<span class="Special"> &lt;- </span>next-duplex curr
       prev<span class="Special"> &lt;- </span>next-duplex prev
       <span class="muControl">loop</span> <span class="Constant">+next-character:label</span>
@@ -244,7 +244,7 @@ container editor-data [
       print-character screen, <span class="Constant">8617/loop-back-to-left</span>, <span class="Constant">245/grey</span>
       column<span class="Special"> &lt;- </span>copy left
       row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
-      move-cursor screen, row, column
+      screen<span class="Special"> &lt;- </span>move-cursor screen, row, column
       <span class="Comment"># don't increment curr</span>
       <span class="muControl">loop</span> <span class="Constant">+next-character:label</span>
     <span class="Delimiter">}</span>
@@ -267,24 +267,12 @@ container editor-data [
     <span class="muControl">break-unless</span> before-cursor?
     *cursor-row<span class="Special"> &lt;- </span>copy row
     *cursor-column<span class="Special"> &lt;- </span>copy column
-    <span class="Comment"># line not wrapped but cursor outside bounds? wrap cursor</span>
-    <span class="Delimiter">{</span>
-      too-far-right?:boolean<span class="Special"> &lt;- </span>greater-than *cursor-column, right
-      <span class="muControl">break-unless</span> too-far-right?
-      *cursor-column<span class="Special"> &lt;- </span>copy left
-      *cursor-row<span class="Special"> &lt;- </span>add *cursor-row, <span class="Constant">1</span>
-      above-screen-bottom?:boolean<span class="Special"> &lt;- </span>lesser-than *cursor-row, screen-height
-      assert above-screen-bottom?, <span class="Constant">[unimplemented: wrapping cursor past bottom of screen]</span>
-    <span class="Delimiter">}</span>
     *before-cursor<span class="Special"> &lt;- </span>copy prev
   <span class="Delimiter">}</span>
-  <span class="Comment"># clear rest of screen</span>
-  clear-line-delimited screen, column, right
-  clear-rest-of-screen screen, row, left, right
-  <span class="muControl">reply</span> row, screen/same-as-ingredient:<span class="Constant">0</span>
+  <span class="muControl">reply</span> row, column, screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>
 ]
 
-<span class="Comment"># row:number, screen:address &lt;- render-string screen:address, s:address:array:character, left:number, right:number, color:number, row:number</span>
+<span class="Comment"># row, screen &lt;- render-string screen:address, s:address:array:character, left:number, right:number, color:number, row:number</span>
 <span class="Comment"># move cursor at start of next line</span>
 <span class="Comment"># print a string 's' to 'editor' in 'color' starting at 'row'</span>
 <span class="Comment"># clear rest of last line, but don't move cursor to next line</span>
@@ -299,7 +287,7 @@ container editor-data [
   row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
   <span class="muControl">reply-unless</span> s, row/same-as-ingredient:<span class="Constant">5</span>, screen/same-as-ingredient:<span class="Constant">0</span>
   column:number<span class="Special"> &lt;- </span>copy left
-  move-cursor screen, row, column
+  screen<span class="Special"> &lt;- </span>move-cursor screen, row, column
   screen-height:number<span class="Special"> &lt;- </span>screen-height screen
   i:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
   len:number<span class="Special"> &lt;- </span>length *s
@@ -318,7 +306,7 @@ container editor-data [
       print-character screen, <span class="Constant">8617/loop-back-to-left</span>, <span class="Constant">245/grey</span>
       column<span class="Special"> &lt;- </span>copy left
       row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
-      move-cursor screen, row, column
+      screen<span class="Special"> &lt;- </span>move-cursor screen, row, column
       <span class="muControl">loop</span> <span class="Constant">+next-character:label</span>  <span class="Comment"># retry i</span>
     <span class="Delimiter">}</span>
     i<span class="Special"> &lt;- </span>add i, <span class="Constant">1</span>
@@ -336,7 +324,7 @@ container editor-data [
       <span class="Delimiter">}</span>
       row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
       column<span class="Special"> &lt;- </span>copy left
-      move-cursor screen, row, column
+      screen<span class="Special"> &lt;- </span>move-cursor screen, row, column
       <span class="muControl">loop</span> <span class="Constant">+next-character:label</span>
     <span class="Delimiter">}</span>
     print-character screen, c, color
@@ -357,9 +345,8 @@ container editor-data [
 <span class="muRecipe">recipe</span> clear-line-delimited [
   <span class="Constant">local-scope</span>
   screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  left:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  column:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   right:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  column:number<span class="Special"> &lt;- </span>copy left
   <span class="Delimiter">{</span>
     done?:boolean<span class="Special"> &lt;- </span>greater-than column, right
     <span class="muControl">break-if</span> done?
@@ -369,6 +356,45 @@ container editor-data [
   <span class="Delimiter">}</span>
 ]
 
+<span class="muRecipe">recipe</span> clear-screen-from [
+  <span class="Constant">local-scope</span>
+  screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  row:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  column:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  left:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  right:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  <span class="Comment"># if it's the real screen, use the optimized primitive</span>
+  <span class="Delimiter">{</span>
+    <span class="muControl">break-if</span> screen
+    clear-display-from row, column, left, right
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>
+  <span class="Delimiter">}</span>
+  <span class="Comment"># if not, go the slower route</span>
+  screen<span class="Special"> &lt;- </span>move-cursor screen, row, column
+  clear-line-delimited screen, column, right
+  clear-rest-of-screen screen, row, left, right
+  <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>
+]
+
+<span class="muRecipe">recipe</span> clear-rest-of-screen [
+  <span class="Constant">local-scope</span>
+  screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  row:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  left:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  right:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
+  screen<span class="Special"> &lt;- </span>move-cursor screen, row, left
+  screen-height:number<span class="Special"> &lt;- </span>screen-height screen
+  <span class="Delimiter">{</span>
+    at-bottom-of-screen?:boolean<span class="Special"> &lt;- </span>greater-or-equal row, screen-height
+    <span class="muControl">break-if</span> at-bottom-of-screen?
+    screen<span class="Special"> &lt;- </span>move-cursor screen, row, left
+    clear-line-delimited screen, left, right
+    row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
+    <span class="muControl">loop</span>
+  <span class="Delimiter">}</span>
+]
+
 <span class="muScenario">scenario</span> editor-initially-prints-multiple-lines [
   assume-screen <span class="Constant">5/width</span>, <span class="Constant">5/height</span>
   run [
@@ -506,11 +532,11 @@ container editor-data [
   ]
 ]
 
-<span class="muRecipe">after</span> +character-c-recived [
+<span class="muRecipe">after</span> +character-c-received [
   color<span class="Special"> &lt;- </span>get-color color, c
 ]
 
-<span class="Comment"># color:number &lt;- get-color color:number, c:character</span>
+<span class="Comment"># color &lt;- get-color color:number, c:character</span>
 <span class="Comment"># so far the previous color is all the information we need; that may change</span>
 <span class="muRecipe">recipe</span> get-color [
   <span class="Constant">local-scope</span>
@@ -596,59 +622,67 @@ container editor-data [
     e:event, console:address, found?:boolean, quit?:boolean<span class="Special"> &lt;- </span>read-event console
     <span class="muControl">loop-unless</span> found?
     <span class="muControl">break-if</span> quit?  <span class="Comment"># only in tests</span>
-    trace <span class="Constant">[app]</span>, <span class="Constant">[next-event]</span>
-    <span class="Comment"># 'touch' event - send to both editors</span>
+    trace <span class="Constant">10</span>, <span class="Constant">[app]</span>, <span class="Constant">[next-event]</span>
+    <span class="Comment"># 'touch' event</span>
     t:address:touch-event<span class="Special"> &lt;- </span>maybe-convert e, <span class="Constant">touch:variant</span>
     <span class="Delimiter">{</span>
       <span class="muControl">break-unless</span> t
       move-cursor-in-editor screen, editor, *t
+      <span class="muControl">loop</span> <span class="Constant">+next-event:label</span>
     <span class="Delimiter">}</span>
     <span class="Comment"># keyboard events</span>
     <span class="Delimiter">{</span>
       <span class="muControl">break-if</span> t
-      handle-keyboard-event screen, console, editor, e
+      screen, editor, go-render?:boolean<span class="Special"> &lt;- </span>handle-keyboard-event screen, editor, e
+      <span class="Delimiter">{</span>
+        <span class="muControl">break-unless</span> go-render?
+        editor-render screen, editor
+      <span class="Delimiter">}</span>
     <span class="Delimiter">}</span>
-    <span class="Comment"># send any changes to screen</span>
-    row:number, screen<span class="Special"> &lt;- </span>render screen, editor
-    <span class="Comment"># clear final line, in case we just processed a backspace</span>
-    left:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">left:offset</span>
-    right:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">right:offset</span>
-    row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
-    move-cursor screen, row, left
-    clear-line-delimited screen, left, right
     <span class="muControl">loop</span>
   <span class="Delimiter">}</span>
 ]
 
+<span class="Comment"># screen, editor, go-render?:boolean &lt;- handle-keyboard-event screen:address, editor:address:editor-data, e:event</span>
+<span class="Comment"># Process an event 'e' and try to minimally update the screen.</span>
+<span class="Comment"># Set 'go-render?' to true to indicate the caller must perform a non-minimal update.</span>
 <span class="muRecipe">recipe</span> handle-keyboard-event [
   <span class="Constant">local-scope</span>
   screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  console:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   editor:address:editor-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   e:event<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  <span class="muControl">reply-unless</span> editor
+  <span class="muControl">reply-unless</span> editor, screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
+  screen-width:number<span class="Special"> &lt;- </span>screen-width screen
+  screen-height:number<span class="Special"> &lt;- </span>screen-height screen
+  left:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">left:offset</span>
+  right:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">right:offset</span>
+  before-cursor:address:address:duplex-list<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">before-cursor:offset</span>
+  cursor-row:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">cursor-row:offset</span>
+  cursor-column:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">cursor-column:offset</span>
+  save-row:number<span class="Special"> &lt;- </span>copy *cursor-row
+  save-column:number<span class="Special"> &lt;- </span>copy *cursor-column
   <span class="Comment"># character</span>
   <span class="Delimiter">{</span>
     c:address:character<span class="Special"> &lt;- </span>maybe-convert e, <span class="Constant">text:variant</span>
     <span class="muControl">break-unless</span> c
-<span class="CommentedCode">#?     trace [app], [handle-keyboard-event: special character] #? 1</span>
+<span class="CommentedCode">#?     trace 10, [app], [handle-keyboard-event: special character] #? 1</span>
     <span class="Comment"># exceptions for special characters go here</span>
 <span class="Constant">    +handle-special-character</span>
+    <span class="Comment"># ignore any other special characters</span>
+    regular-character?:boolean<span class="Special"> &lt;- </span>greater-or-equal *c, <span class="Constant">32/space</span>
+    newline?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">10/newline</span>
+    regular-character?<span class="Special"> &lt;- </span>or regular-character?, newline?
+    <span class="muControl">reply-unless</span> regular-character?, screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
     <span class="Comment"># otherwise type it in</span>
-    insert-at-cursor editor, *c, screen
-    <span class="muControl">reply</span>
+    editor, screen, go-render?:boolean<span class="Special"> &lt;- </span>insert-at-cursor editor, *c, screen
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, go-render?
   <span class="Delimiter">}</span>
   <span class="Comment"># special key to modify the text or move the cursor</span>
   k:address:number<span class="Special"> &lt;- </span>maybe-convert e:event, <span class="Constant">keycode:variant</span>
   assert k, <span class="Constant">[event was of unknown type; neither keyboard nor mouse]</span>
-  before-cursor:address:address:duplex-list<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">before-cursor:offset</span>
-  cursor-row:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">cursor-row:offset</span>
-  cursor-column:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">cursor-column:offset</span>
-  screen-height:number<span class="Special"> &lt;- </span>screen-height screen
-  left:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">left:offset</span>
-  right:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">right:offset</span>
   <span class="Comment"># handlers for each special key will go here</span>
 <span class="Constant">  +handle-special-key</span>
+  <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
 ]
 
 <span class="Comment"># process click, return if it was on current editor</span>
@@ -666,15 +700,108 @@ container editor-data [
   right:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">right:offset</span>
   too-far-right?:boolean<span class="Special"> &lt;- </span>greater-than click-column, right
   <span class="muControl">reply-if</span> too-far-right?, <span class="Constant">0/false</span>
-  <span class="Comment"># update cursor</span>
-  cursor-row:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">cursor-row:offset</span>
-  *cursor-row<span class="Special"> &lt;- </span>get t, <span class="Constant">row:offset</span>
-  cursor-column:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">cursor-column:offset</span>
-  *cursor-column<span class="Special"> &lt;- </span>get t, <span class="Constant">column:offset</span>
+  <span class="Comment"># position cursor</span>
+<span class="CommentedCode">#?   trace 1, [print-character], [foo] #? 1</span>
+  click-row:number<span class="Special"> &lt;- </span>get t, <span class="Constant">row:offset</span>
+  click-column:number<span class="Special"> &lt;- </span>get t, <span class="Constant">column:offset</span>
+  editor<span class="Special"> &lt;- </span>snap-cursor screen, editor, click-row, click-column
+<span class="CommentedCode">#?   trace 1, [print-character], [foo done] #? 1</span>
   <span class="Comment"># gain focus</span>
   <span class="muControl">reply</span> <span class="Constant">1/true</span>
 ]
 
+<span class="Comment"># editor &lt;- snap-cursor screen:address, editor:address:editor-data, target-row:number, target-column:number</span>
+<span class="Comment">#</span>
+<span class="Comment"># Variant of 'render' that only moves the cursor (coordinates and</span>
+<span class="Comment"># before-cursor). If it's past the end of a line, it 'slides' it left. If it's</span>
+<span class="Comment"># past the last line it positions at end of last line.</span>
+<span class="muRecipe">recipe</span> snap-cursor [
+  <span class="Constant">local-scope</span>
+  screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  editor:address:editor-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  target-row:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  target-column:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  <span class="muControl">reply-unless</span> editor, <span class="Constant">1/top</span>, editor/same-as-ingredient:<span class="Constant">1</span>
+  left:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">left:offset</span>
+  right:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">right:offset</span>
+  screen-height:number<span class="Special"> &lt;- </span>screen-height screen
+  <span class="Comment"># count newlines until screen row</span>
+  curr:address:duplex-list<span class="Special"> &lt;- </span>get *editor, <span class="Constant">top-of-screen:offset</span>
+  prev:address:duplex-list<span class="Special"> &lt;- </span>copy curr  <span class="Comment"># just in case curr becomes null and we can't compute prev-duplex</span>
+  curr<span class="Special"> &lt;- </span>next-duplex curr
+  row:number<span class="Special"> &lt;- </span>copy <span class="Constant">1/top</span>
+  column:number<span class="Special"> &lt;- </span>copy left
+  cursor-row:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">cursor-row:offset</span>
+  *cursor-row<span class="Special"> &lt;- </span>copy target-row
+  cursor-column:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">cursor-column:offset</span>
+  *cursor-column<span class="Special"> &lt;- </span>copy target-column
+  before-cursor:address:address:duplex-list<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">before-cursor:offset</span>
+  <span class="Delimiter">{</span>
+<span class="Constant">    +next-character</span>
+    <span class="muControl">break-unless</span> curr
+    off-screen?:boolean<span class="Special"> &lt;- </span>greater-or-equal row, screen-height
+    <span class="muControl">break-if</span> off-screen?
+    <span class="Comment"># update editor-data.before-cursor</span>
+    <span class="Comment"># Doing so at the start of each iteration ensures it stays one step behind</span>
+    <span class="Comment"># the current character.</span>
+    <span class="Delimiter">{</span>
+      at-cursor-row?:boolean<span class="Special"> &lt;- </span>equal row, *cursor-row
+      <span class="muControl">break-unless</span> at-cursor-row?
+      at-cursor?:boolean<span class="Special"> &lt;- </span>equal column, *cursor-column
+      <span class="muControl">break-unless</span> at-cursor?
+      *before-cursor<span class="Special"> &lt;- </span>copy prev
+    <span class="Delimiter">}</span>
+    c:character<span class="Special"> &lt;- </span>get *curr, <span class="Constant">value:offset</span>
+    <span class="Delimiter">{</span>
+      <span class="Comment"># newline? move to left rather than 0</span>
+      newline?:boolean<span class="Special"> &lt;- </span>equal c, <span class="Constant">10/newline</span>
+      <span class="muControl">break-unless</span> newline?
+      <span class="Comment"># adjust cursor if necessary</span>
+      <span class="Delimiter">{</span>
+        at-cursor-row?:boolean<span class="Special"> &lt;- </span>equal row, *cursor-row
+        <span class="muControl">break-unless</span> at-cursor-row?
+        left-of-cursor?:boolean<span class="Special"> &lt;- </span>lesser-than column, *cursor-column
+        <span class="muControl">break-unless</span> left-of-cursor?
+        *cursor-column<span class="Special"> &lt;- </span>copy column
+        *before-cursor<span class="Special"> &lt;- </span>copy prev
+      <span class="Delimiter">}</span>
+      <span class="Comment"># skip to next line</span>
+      row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
+      column<span class="Special"> &lt;- </span>copy left
+      curr<span class="Special"> &lt;- </span>next-duplex curr
+      prev<span class="Special"> &lt;- </span>next-duplex prev
+      <span class="muControl">loop</span> <span class="Constant">+next-character:label</span>
+    <span class="Delimiter">}</span>
+    <span class="Delimiter">{</span>
+      <span class="Comment"># at right? wrap. even if there's only one more letter left; we need</span>
+      <span class="Comment"># room for clicking on the cursor after it.</span>
+      at-right?:boolean<span class="Special"> &lt;- </span>equal column, right
+      <span class="muControl">break-unless</span> at-right?
+      column<span class="Special"> &lt;- </span>copy left
+      row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
+      <span class="Comment"># don't increment curr/prev</span>
+      <span class="muControl">loop</span> <span class="Constant">+next-character:label</span>
+    <span class="Delimiter">}</span>
+    curr<span class="Special"> &lt;- </span>next-duplex curr
+    prev<span class="Special"> &lt;- </span>next-duplex prev
+    column<span class="Special"> &lt;- </span>add column, <span class="Constant">1</span>
+    <span class="muControl">loop</span>
+  <span class="Delimiter">}</span>
+  <span class="Comment"># is cursor to the right of the last line? move to end</span>
+  <span class="Delimiter">{</span>
+    at-cursor-row?:boolean<span class="Special"> &lt;- </span>equal row, *cursor-row
+    cursor-outside-line?:boolean<span class="Special"> &lt;- </span>lesser-or-equal column, *cursor-column
+    before-cursor-on-same-line?:boolean<span class="Special"> &lt;- </span>and at-cursor-row?, cursor-outside-line?
+    above-cursor-row?:boolean<span class="Special"> &lt;- </span>lesser-than row, *cursor-row
+    before-cursor?:boolean<span class="Special"> &lt;- </span>or before-cursor-on-same-line?, above-cursor-row?
+    <span class="muControl">break-unless</span> before-cursor?
+    *cursor-row<span class="Special"> &lt;- </span>copy row
+    *cursor-column<span class="Special"> &lt;- </span>copy column
+    *before-cursor<span class="Special"> &lt;- </span>copy prev
+  <span class="Delimiter">}</span>
+  <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">1</span>
+]
+
 <span class="muRecipe">recipe</span> insert-at-cursor [
   <span class="Constant">local-scope</span>
   editor:address:editor-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
@@ -687,16 +814,75 @@ container editor-data [
   cursor-column:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">cursor-column:offset</span>
   left:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">left:offset</span>
   right:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">right:offset</span>
+  save-row:number<span class="Special"> &lt;- </span>copy *cursor-row
+  save-column:number<span class="Special"> &lt;- </span>copy *cursor-column
+  screen-width:number<span class="Special"> &lt;- </span>screen-width screen
+  screen-height:number<span class="Special"> &lt;- </span>screen-height screen
   <span class="Comment"># occasionally we'll need to mess with the cursor</span>
 <span class="Constant">  +insert-character-special-case</span>
   <span class="Comment"># but mostly we'll just move the cursor right</span>
   *cursor-column<span class="Special"> &lt;- </span>add *cursor-column, <span class="Constant">1</span>
+  next:address:duplex-list<span class="Special"> &lt;- </span>next-duplex *before-cursor
+  <span class="Delimiter">{</span>
+    <span class="Comment"># at end of all text? no need to scroll? just print the character and leave</span>
+    at-end?:boolean<span class="Special"> &lt;- </span>equal next, <span class="Constant">0/null</span>
+    <span class="muControl">break-unless</span> at-end?
+    bottom:number<span class="Special"> &lt;- </span>subtract screen-height, <span class="Constant">1</span>
+    at-bottom?:boolean<span class="Special"> &lt;- </span>equal save-row, bottom
+    at-right?:boolean<span class="Special"> &lt;- </span>equal save-column, right
+    overflow?:boolean<span class="Special"> &lt;- </span>and at-bottom?, at-right?
+    <span class="muControl">break-if</span> overflow?
+    move-cursor screen, save-row, save-column
+    print-character screen, c
+    <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>, screen/same-as-ingredient:<span class="Constant">2</span>, <span class="Constant">0/no-more-render</span>
+  <span class="Delimiter">}</span>
+  <span class="Delimiter">{</span>
+    <span class="Comment"># not at right margin? print the character and rest of line</span>
+    <span class="muControl">break-unless</span> next
+    at-right?:boolean<span class="Special"> &lt;- </span>greater-or-equal *cursor-column, screen-width
+    <span class="muControl">break-if</span> at-right?
+    curr:address:duplex-list<span class="Special"> &lt;- </span>copy *before-cursor
+    move-cursor screen, save-row, save-column
+    curr-column:number<span class="Special"> &lt;- </span>copy save-column
+    <span class="Delimiter">{</span>
+      <span class="Comment"># hit right margin? give up and let caller render</span>
+      at-right?:boolean<span class="Special"> &lt;- </span>greater-or-equal curr-column, screen-width
+      <span class="muControl">reply-if</span> at-right?, editor/same-as-ingredient:<span class="Constant">0</span>, screen/same-as-ingredient:<span class="Constant">2</span>, <span class="Constant">1/go-render</span>
+      <span class="muControl">break-unless</span> curr
+      <span class="Comment"># newline? done.</span>
+      currc:character<span class="Special"> &lt;- </span>get *curr, <span class="Constant">value:offset</span>
+      at-newline?:boolean<span class="Special"> &lt;- </span>equal currc, <span class="Constant">10/newline</span>
+      <span class="muControl">break-if</span> at-newline?
+      print-character screen, currc
+      curr-column<span class="Special"> &lt;- </span>add curr-column, <span class="Constant">1</span>
+      curr<span class="Special"> &lt;- </span>next-duplex curr
+      <span class="muControl">loop</span>
+    <span class="Delimiter">}</span>
+    <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>, screen/same-as-ingredient:<span class="Constant">2</span>, <span class="Constant">0/no-more-render</span>
+  <span class="Delimiter">}</span>
+  <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>, screen/same-as-ingredient:<span class="Constant">2</span>, <span class="Constant">1/go-render</span>
+]
+
+<span class="Comment"># helper for tests</span>
+<span class="muRecipe">recipe</span> editor-render [
+  <span class="Constant">local-scope</span>
+  screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  editor:address:editor-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  left:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">left:offset</span>
+  right:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">right:offset</span>
+  row:number, column:number<span class="Special"> &lt;- </span>render screen, editor
+  clear-line-delimited screen, column, right
+  row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
+  draw-horizontal screen, row, left, right, <span class="Constant">9480/horizontal-dotted</span>
+  row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
+  clear-screen-from screen, row, left, left, right
 ]
 
 <span class="muScenario">scenario</span> editor-handles-empty-event-queue [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
   assume-console <span class="Constant">[]</span>
   run [
     editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
@@ -704,6 +890,7 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abc       .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -712,6 +899,8 @@ container editor-data [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">1</span>  <span class="Comment"># on the 'b'</span>
   ]
@@ -723,18 +912,21 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abc       .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
   memory-should-contain [
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">1</span>  <span class="Comment"># cursor is at row 0..</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">1</span>  <span class="Comment"># ..and column 1</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-handles-mouse-clicks-outside-text [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">7</span>  <span class="Comment"># last line, to the right of text</span>
   ]
@@ -747,6 +939,7 @@ container editor-data [
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">1</span>  <span class="Comment"># cursor row</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">3</span>  <span class="Comment"># cursor column</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-handles-mouse-clicks-outside-text-2 [
@@ -754,6 +947,7 @@ container editor-data [
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
 <span class="Constant">def]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">7</span>  <span class="Comment"># interior line, to the right of text</span>
   ]
@@ -766,6 +960,7 @@ container editor-data [
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">1</span>  <span class="Comment"># cursor row</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">3</span>  <span class="Comment"># cursor column</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-handles-mouse-clicks-outside-text-3 [
@@ -773,6 +968,7 @@ container editor-data [
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
 <span class="Constant">def]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">3</span>, <span class="Constant">7</span>  <span class="Comment"># below text</span>
   ]
@@ -785,6 +981,7 @@ container editor-data [
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">2</span>  <span class="Comment"># cursor row</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">3</span>  <span class="Comment"># cursor column</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-handles-mouse-clicks-outside-column [
@@ -792,6 +989,8 @@ container editor-data [
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Comment"># editor occupies only left half of screen</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">5/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     <span class="Comment"># click on right half of screen</span>
     left-click <span class="Constant">3</span>, <span class="Constant">8</span>
@@ -804,18 +1003,22 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abc       .</span>
+   <span class="Constant"> .┈┈┈┈┈     .</span>
    <span class="Constant"> .          .</span>
   ]
   memory-should-contain [
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">1</span>  <span class="Comment"># no change to cursor row</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># ..or column</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-inserts-characters-into-empty-editor [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">5/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     type <span class="Constant">[abc]</span>
   ]
@@ -825,14 +1028,19 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abc       .</span>
+   <span class="Constant"> .┈┈┈┈┈     .</span>
    <span class="Constant"> .          .</span>
   ]
+  check-trace-count-for-label <span class="Constant">3</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-inserts-characters-at-cursor [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
+  <span class="Comment"># type two letters at different places</span>
   assume-console [
     type <span class="Constant">[0]</span>
     left-click <span class="Constant">1</span>, <span class="Constant">2</span>
@@ -844,17 +1052,21 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .0adbc     .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
+  check-trace-count-for-label <span class="Constant">7</span>, <span class="Constant">[print-character]</span>  <span class="Comment"># 4 for first letter, 3 for second</span>
 ]
 
 <span class="muScenario">scenario</span> editor-inserts-characters-at-cursor-2 [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">5</span>  <span class="Comment"># right of last line</span>
-    type <span class="Constant">[d]</span>  <span class="Comment"># should append</span>
+    type <span class="Constant">[d]</span>
   ]
   run [
     editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
@@ -862,17 +1074,45 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abcd      .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
+   <span class="Constant"> .          .</span>
+  ]
+  check-trace-count-for-label <span class="Constant">1</span>, <span class="Constant">[print-character]</span>
+]
+
+<span class="muScenario">scenario</span> editor-inserts-characters-at-cursor-5 [
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
+<span class="Constant">d]</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
+  assume-console [
+    left-click <span class="Constant">1</span>, <span class="Constant">5</span>  <span class="Comment"># right of non-last line</span>
+    type <span class="Constant">[e]</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .abce      .</span>
+   <span class="Constant"> .d         .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
+  check-trace-count-for-label <span class="Constant">1</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-inserts-characters-at-cursor-3 [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">3</span>, <span class="Constant">5</span>  <span class="Comment"># below all text</span>
-    type <span class="Constant">[d]</span>  <span class="Comment"># should append</span>
+    type <span class="Constant">[d]</span>
   ]
   run [
     editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
@@ -880,8 +1120,10 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abcd      .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
+  check-trace-count-for-label <span class="Constant">1</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-inserts-characters-at-cursor-4 [
@@ -889,9 +1131,11 @@ container editor-data [
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
 <span class="Constant">d]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">3</span>, <span class="Constant">5</span>  <span class="Comment"># below all text</span>
-    type <span class="Constant">[e]</span>  <span class="Comment"># should append</span>
+    type <span class="Constant">[e]</span>
   ]
   run [
     editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
@@ -900,8 +1144,10 @@ container editor-data [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abc       .</span>
    <span class="Constant"> .de        .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
+  check-trace-count-for-label <span class="Constant">1</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-inserts-characters-at-cursor-5 [
@@ -909,9 +1155,11 @@ container editor-data [
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
 <span class="Constant">d]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">3</span>, <span class="Constant">5</span>  <span class="Comment"># below all text</span>
-    type <span class="Constant">[ef]</span>  <span class="Comment"># should append multiple characters in order</span>
+    type <span class="Constant">[ef]</span>
   ]
   run [
     editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
@@ -920,14 +1168,17 @@ container editor-data [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abc       .</span>
    <span class="Constant"> .def       .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
+  check-trace-count-for-label <span class="Constant">2</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-cursor-after-inserting-characters [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ab]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">5/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
   assume-console [
     type <span class="Constant">[01]</span>
   ]
@@ -937,6 +1188,7 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .01ab      .</span>
+   <span class="Constant"> .┈┈┈┈┈     .</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -947,6 +1199,7 @@ container editor-data [
   assume-screen <span class="Constant">5/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">5/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
   <span class="Comment"># type a letter</span>
   assume-console [
     type <span class="Constant">[e]</span>
@@ -958,6 +1211,7 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .     .</span>
    <span class="Constant"> .eabc .</span>
+<span class="Constant">    .┈┈┈┈┈.</span>
    <span class="Constant"> .     .</span>
    <span class="Constant"> .     .</span>
   ]
@@ -973,6 +1227,7 @@ container editor-data [
    <span class="Constant"> .     .</span>
 <span class="Constant">    .efab↩.</span>
    <span class="Constant"> .c    .</span>
+<span class="Constant">    .┈┈┈┈┈.</span>
    <span class="Constant"> .     .</span>
   ]
 ]
@@ -988,12 +1243,11 @@ container editor-data [
     *cursor-row<span class="Special"> &lt;- </span>add *cursor-row, <span class="Constant">1</span>
     <span class="Comment"># if we're out of the screen, scroll down</span>
     <span class="Delimiter">{</span>
-      screen-height:number<span class="Special"> &lt;- </span>screen-height screen
       below-screen?:boolean<span class="Special"> &lt;- </span>greater-or-equal *cursor-row, screen-height
       <span class="muControl">break-unless</span> below-screen?
 <span class="Constant">      +scroll-down</span>
     <span class="Delimiter">}</span>
-    <span class="muControl">reply</span>
+    <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>, screen/same-as-ingredient:<span class="Constant">2</span>, <span class="Constant">1/go-render</span>
   <span class="Delimiter">}</span>
 ]
 
@@ -1014,6 +1268,7 @@ container editor-data [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abcd↩     .</span>
    <span class="Constant"> .fe        .</span>
+   <span class="Constant"> .┈┈┈┈┈     .</span>
    <span class="Constant"> .          .</span>
   ]
   memory-should-contain [
@@ -1039,6 +1294,7 @@ container editor-data [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abcf↩     .</span>
    <span class="Constant"> .de        .</span>
+   <span class="Constant"> .┈┈┈┈┈     .</span>
    <span class="Constant"> .          .</span>
   ]
   memory-should-contain [
@@ -1047,7 +1303,16 @@ container editor-data [
   ]
 ]
 
-<span class="Comment"># if newline, move cursor to start of next line</span>
+<span class="Comment"># if newline, move cursor to start of next line, and maybe align indent with previous line</span>
+
+container editor-data [
+  indent:boolean
+]
+
+<span class="muRecipe">after</span> +editor-initialization [
+  indent:address:boolean<span class="Special"> &lt;- </span>get-address *result, <span class="Constant">indent:offset</span>
+  *indent<span class="Special"> &lt;- </span>copy <span class="Constant">1/true</span>
+]
 
 <span class="muScenario">scenario</span> editor-moves-cursor-down-after-inserting-newline [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
@@ -1064,6 +1329,7 @@ container editor-data [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .0         .</span>
    <span class="Constant"> .1abc      .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -1075,13 +1341,14 @@ container editor-data [
     *cursor-row<span class="Special"> &lt;- </span>add *cursor-row, <span class="Constant">1</span>
     *cursor-column<span class="Special"> &lt;- </span>copy left
     <span class="Delimiter">{</span>
-      screen-height:number<span class="Special"> &lt;- </span>screen-height screen
       below-screen?:boolean<span class="Special"> &lt;- </span>greater-or-equal *cursor-row, screen-height  <span class="Comment"># must be equal, never greater</span>
       <span class="muControl">break-unless</span> below-screen?
 <span class="Constant">      +scroll-down</span>
       *cursor-row<span class="Special"> &lt;- </span>subtract *cursor-row, <span class="Constant">1</span>  <span class="Comment"># bring back into screen range</span>
     <span class="Delimiter">}</span>
     <span class="Comment"># indent if necessary</span>
+    indent?:boolean<span class="Special"> &lt;- </span>get *editor, <span class="Constant">indent:offset</span>
+    <span class="muControl">reply-unless</span> indent?, editor/same-as-ingredient:<span class="Constant">0</span>, screen/same-as-ingredient:<span class="Constant">2</span>, <span class="Constant">1/go-render</span>
     d:address:duplex-list<span class="Special"> &lt;- </span>get *editor, <span class="Constant">data:offset</span>
     end-of-previous-line:address:duplex-list<span class="Special"> &lt;- </span>prev-duplex *before-cursor
     indent:number<span class="Special"> &lt;- </span>line-indent end-of-previous-line, d
@@ -1093,7 +1360,7 @@ container editor-data [
       i<span class="Special"> &lt;- </span>add i, <span class="Constant">1</span>
       <span class="muControl">loop</span>
     <span class="Delimiter">}</span>
-    <span class="muControl">reply</span>
+    <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>, screen/same-as-ingredient:<span class="Constant">2</span>, <span class="Constant">1/go-render</span>
   <span class="Delimiter">}</span>
 ]
 
@@ -1146,6 +1413,7 @@ container editor-data [
    <span class="Constant"> .          .</span>
    <span class="Constant"> . 0        .</span>
    <span class="Constant"> . 1abc     .</span>
+   <span class="Constant"> . ┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -1175,7 +1443,7 @@ container editor-data [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abcd↩     .</span>
    <span class="Constant"> .e         .</span>
-   <span class="Constant"> .          .</span>
+   <span class="Constant"> .┈┈┈┈┈     .</span>
   ]
 ]
 
@@ -1203,6 +1471,52 @@ container editor-data [
   ]
 ]
 
+<span class="muScenario">scenario</span> editor-skips-indent-around-paste [
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">10/height</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ab</span>
+<span class="Constant">  cd</span>
+<span class="Constant">ef]</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  <span class="Comment"># position cursor after 'cd' and hit 'newline' surrounded by paste markers</span>
+  assume-console [
+    left-click <span class="Constant">2</span>, <span class="Constant">8</span>
+    press <span class="Constant">65507</span>  <span class="Comment"># start paste</span>
+    type [
+]
+    press <span class="Constant">65506</span>  <span class="Comment"># end paste</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+    <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>get *<span class="Constant">2</span>:address:editor-data, <span class="Constant">cursor-row:offset</span>
+    <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>get *<span class="Constant">2</span>:address:editor-data, <span class="Constant">cursor-column:offset</span>
+  ]
+  <span class="Comment"># cursor should be below start of previous line</span>
+  memory-should-contain [
+    <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">3</span>  <span class="Comment"># cursor row</span>
+    <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># cursor column (not indented)</span>
+  ]
+]
+
+<span class="muRecipe">after</span> +handle-special-key [
+  <span class="Delimiter">{</span>
+    paste-start?:boolean<span class="Special"> &lt;- </span>equal *k, <span class="Constant">65507/paste-start</span>
+    <span class="muControl">break-unless</span> paste-start?
+    indent:address:boolean<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">indent:offset</span>
+    *indent<span class="Special"> &lt;- </span>copy <span class="Constant">0/false</span>
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
+  <span class="Delimiter">}</span>
+]
+
+<span class="muRecipe">after</span> +handle-special-key [
+  <span class="Delimiter">{</span>
+    paste-end?:boolean<span class="Special"> &lt;- </span>equal *k, <span class="Constant">65506/paste-end</span>
+    <span class="muControl">break-unless</span> paste-end?
+    indent:address:boolean<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">indent:offset</span>
+    *indent<span class="Special"> &lt;- </span>copy <span class="Constant">1/true</span>
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
+  <span class="Delimiter">}</span>
+]
+
 <span class="SalientComment">## special shortcuts for manipulating the editor</span>
 <span class="Comment"># Some keys on the keyboard generate unicode characters, others generate</span>
 <span class="Comment"># terminfo key codes. We need to modify different places in the two cases.</span>
@@ -1236,7 +1550,7 @@ container editor-data [
     <span class="muControl">break-unless</span> tab?
     insert-at-cursor editor, <span class="Constant">32/space</span>, screen
     insert-at-cursor editor, <span class="Constant">32/space</span>, screen
-    <span class="muControl">reply</span>
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
   <span class="Delimiter">}</span>
 ]
 
@@ -1246,6 +1560,8 @@ container editor-data [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">1</span>
     type <span class="Constant">[«]</span>
@@ -1260,34 +1576,67 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .bc        .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
   memory-should-contain [
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
     <span class="Constant">5</span><span class="Special"> &lt;- </span><span class="Constant">0</span>
   ]
+  check-trace-count-for-label <span class="Constant">3</span>, <span class="Constant">[print-character]</span>  <span class="Comment"># length of original line to overwrite</span>
 ]
 
 <span class="muRecipe">after</span> +handle-special-character [
   <span class="Delimiter">{</span>
     backspace?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">8/backspace</span>
     <span class="muControl">break-unless</span> backspace?
-    delete-before-cursor editor
-    <span class="muControl">reply</span>
+    editor, screen, go-render?:boolean<span class="Special"> &lt;- </span>delete-before-cursor editor, screen
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, go-render?
   <span class="Delimiter">}</span>
 ]
 
 <span class="muRecipe">recipe</span> delete-before-cursor [
   <span class="Constant">local-scope</span>
   editor:address:editor-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   before-cursor:address:address:duplex-list<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">before-cursor:offset</span>
   <span class="Comment"># if at start of text (before-cursor at § sentinel), return</span>
   prev:address:duplex-list<span class="Special"> &lt;- </span>prev-duplex *before-cursor
-  <span class="muControl">reply-unless</span> prev
-<span class="CommentedCode">#?   trace [app], [delete-before-cursor] #? 1</span>
-  editor<span class="Special"> &lt;- </span>move-cursor-coordinates-left editor
+  <span class="muControl">reply-unless</span> prev, editor/same-as-ingredient:<span class="Constant">0</span>, screen/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
+<span class="CommentedCode">#?   trace 10, [app], [delete-before-cursor] #? 1</span>
+  original-row:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">cursor-row:offset</span>
+  editor, scroll?:boolean<span class="Special"> &lt;- </span>move-cursor-coordinates-left editor
   remove-duplex *before-cursor
   *before-cursor<span class="Special"> &lt;- </span>copy prev
+  <span class="muControl">reply-if</span> scroll?, editor/same-as-ingredient:<span class="Constant">0</span>, <span class="Constant">1/go-render</span>
+  screen-width:number<span class="Special"> &lt;- </span>screen-width screen
+  cursor-row:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">cursor-row:offset</span>
+  cursor-column:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">cursor-column:offset</span>
+  <span class="Comment"># did we just backspace over a newline?</span>
+  same-row?:boolean<span class="Special"> &lt;- </span>equal cursor-row, original-row
+  <span class="muControl">reply-unless</span> same-row?, editor/same-as-ingredient:<span class="Constant">0</span>, screen/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
+  left:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">left:offset</span>
+  right:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">right:offset</span>
+  curr:address:duplex-list<span class="Special"> &lt;- </span>next-duplex *before-cursor
+  screen<span class="Special"> &lt;- </span>move-cursor screen, cursor-row, cursor-column
+  curr-column:number<span class="Special"> &lt;- </span>copy cursor-column
+  <span class="Delimiter">{</span>
+    <span class="Comment"># hit right margin? give up and let caller render</span>
+    at-right?:boolean<span class="Special"> &lt;- </span>greater-or-equal curr-column, screen-width
+    <span class="muControl">reply-if</span> at-right?, editor/same-as-ingredient:<span class="Constant">0</span>, screen/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
+    <span class="muControl">break-unless</span> curr
+    <span class="Comment"># newline? done.</span>
+    currc:character<span class="Special"> &lt;- </span>get *curr, <span class="Constant">value:offset</span>
+    at-newline?:boolean<span class="Special"> &lt;- </span>equal currc, <span class="Constant">10/newline</span>
+    <span class="muControl">break-if</span> at-newline?
+    screen<span class="Special"> &lt;- </span>print-character screen, currc
+    curr-column<span class="Special"> &lt;- </span>add curr-column, <span class="Constant">1</span>
+    curr<span class="Special"> &lt;- </span>next-duplex curr
+    <span class="muControl">loop</span>
+  <span class="Delimiter">}</span>
+  <span class="Comment"># we're guaranteed not to be at the right margin</span>
+  screen<span class="Special"> &lt;- </span>print-character screen, <span class="Constant">32/space</span>
+  <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>, screen/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
 ]
 
 <span class="muRecipe">recipe</span> move-cursor-coordinates-left [
@@ -1301,12 +1650,13 @@ container editor-data [
   <span class="Delimiter">{</span>
     at-left-margin?:boolean<span class="Special"> &lt;- </span>equal *cursor-column, left
     <span class="muControl">break-if</span> at-left-margin?
-<span class="CommentedCode">#?     trace [app], [decrementing cursor column] #? 1</span>
+<span class="CommentedCode">#?     trace 10, [app], [decrementing cursor column] #? 1</span>
     *cursor-column<span class="Special"> &lt;- </span>subtract *cursor-column, <span class="Constant">1</span>
-    <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>
+    <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>, <span class="Constant">0/no-more-render</span>
   <span class="Delimiter">}</span>
   <span class="Comment"># if at left margin, we must move to previous row:</span>
   top-of-screen?:boolean<span class="Special"> &lt;- </span>equal *cursor-row, <span class="Constant">1</span>  <span class="Comment"># exclude menu bar</span>
+  go-render?:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">0/false</span>
   <span class="Delimiter">{</span>
     <span class="muControl">break-if</span> top-of-screen?
     *cursor-row<span class="Special"> &lt;- </span>subtract *cursor-row, <span class="Constant">1</span>
@@ -1314,6 +1664,7 @@ container editor-data [
   <span class="Delimiter">{</span>
     <span class="muControl">break-unless</span> top-of-screen?
 <span class="Constant">    +scroll-up</span>
+    go-render?<span class="Special"> &lt;- </span>copy <span class="Constant">1/true</span>
   <span class="Delimiter">}</span>
   <span class="Delimiter">{</span>
     <span class="Comment"># case 1: if previous character was newline, figure out how long the previous line is</span>
@@ -1321,17 +1672,17 @@ container editor-data [
     previous-character-is-newline?:boolean<span class="Special"> &lt;- </span>equal previous-character, <span class="Constant">10/newline</span>
     <span class="muControl">break-unless</span> previous-character-is-newline?
     <span class="Comment"># compute length of previous line</span>
-<span class="CommentedCode">#?     trace [app], [switching to previous line] #? 1</span>
+<span class="CommentedCode">#?     trace 10, [app], [switching to previous line] #? 1</span>
     d:address:duplex-list<span class="Special"> &lt;- </span>get *editor, <span class="Constant">data:offset</span>
     end-of-line:number<span class="Special"> &lt;- </span>previous-line-length before-cursor, d
     *cursor-column<span class="Special"> &lt;- </span>add left, end-of-line
-    <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>
+    <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>, go-render?
   <span class="Delimiter">}</span>
   <span class="Comment"># case 2: if previous-character was not newline, we're just at a wrapped line</span>
-<span class="CommentedCode">#?   trace [app], [wrapping to previous line] #? 1</span>
+<span class="CommentedCode">#?   trace 10, [app], [wrapping to previous line] #? 1</span>
   right:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">right:offset</span>
   *cursor-column<span class="Special"> &lt;- </span>subtract right, <span class="Constant">1</span>  <span class="Comment"># leave room for wrap icon</span>
-  <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>
+  <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>, go-render?
 ]
 
 <span class="Comment"># takes a pointer 'curr' into the doubly-linked list and its sentinel, counts</span>
@@ -1378,6 +1729,7 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abcd      .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
   memory-should-contain [
@@ -1392,6 +1744,8 @@ container editor-data [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     press <span class="Constant">65522</span>  <span class="Comment"># delete</span>
   ]
@@ -1401,8 +1755,11 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .bc        .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
+  check-trace-count-for-label <span class="Constant">3</span>, <span class="Constant">[print-character]</span>  <span class="Comment"># length of original line to overwrite</span>
+<span class="Constant">  $clear-trace</span>
   assume-console [
     press <span class="Constant">65522</span>  <span class="Comment"># delete</span>
   ]
@@ -1412,17 +1769,43 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .c         .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
+  check-trace-count-for-label <span class="Constant">2</span>, <span class="Constant">[print-character]</span>  <span class="Comment"># new length to overwrite</span>
 ]
 
 <span class="muRecipe">after</span> +handle-special-key [
   <span class="Delimiter">{</span>
     delete?:boolean<span class="Special"> &lt;- </span>equal *k, <span class="Constant">65522/delete</span>
     <span class="muControl">break-unless</span> delete?
-    curr:address:duplex-list<span class="Special"> &lt;- </span>get **before-cursor, <span class="Constant">next:offset</span>
-    _<span class="Special"> &lt;- </span>remove-duplex curr
-    <span class="muControl">reply</span>
+    curr:address:duplex-list<span class="Special"> &lt;- </span>next-duplex *before-cursor
+    <span class="muControl">reply-unless</span> curr, editor/same-as-ingredient:<span class="Constant">0</span>, screen/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
+    currc:character<span class="Special"> &lt;- </span>get *curr, <span class="Constant">value:offset</span>
+    remove-duplex curr
+    deleted-newline?:boolean<span class="Special"> &lt;- </span>equal currc, <span class="Constant">10/newline</span>
+    <span class="muControl">reply-if</span> deleted-newline?, screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
+    <span class="Comment"># wasn't a newline? render rest of line</span>
+    curr:address:duplex-list<span class="Special"> &lt;- </span>next-duplex *before-cursor  <span class="Comment"># refresh after remove-duplex above</span>
+    screen<span class="Special"> &lt;- </span>move-cursor screen, *cursor-row, *cursor-column
+    curr-column:number<span class="Special"> &lt;- </span>copy *cursor-column
+    <span class="Delimiter">{</span>
+      <span class="Comment"># hit right margin? give up and let caller render</span>
+      at-right?:boolean<span class="Special"> &lt;- </span>greater-or-equal curr-column, screen-width
+      <span class="muControl">reply-if</span> at-right?, editor/same-as-ingredient:<span class="Constant">0</span>, screen/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
+      <span class="muControl">break-unless</span> curr
+      <span class="Comment"># newline? done.</span>
+      currc:character<span class="Special"> &lt;- </span>get *curr, <span class="Constant">value:offset</span>
+      at-newline?:boolean<span class="Special"> &lt;- </span>equal currc, <span class="Constant">10/newline</span>
+      <span class="muControl">break-if</span> at-newline?
+      screen<span class="Special"> &lt;- </span>print-character screen, currc
+      curr-column<span class="Special"> &lt;- </span>add curr-column, <span class="Constant">1</span>
+      curr<span class="Special"> &lt;- </span>next-duplex curr
+      <span class="muControl">loop</span>
+    <span class="Delimiter">}</span>
+    <span class="Comment"># we're guaranteed not to be at the right margin</span>
+    screen<span class="Special"> &lt;- </span>print-character screen, <span class="Constant">32/space</span>
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
   <span class="Delimiter">}</span>
 ]
 
@@ -1432,6 +1815,8 @@ container editor-data [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     press <span class="Constant">65514</span>  <span class="Comment"># right arrow</span>
     type <span class="Constant">[0]</span>
@@ -1442,8 +1827,10 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .a0bc      .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
+  check-trace-count-for-label <span class="Constant">3</span>, <span class="Constant">[print-character]</span>  <span class="Comment"># 0 and following characters</span>
 ]
 
 <span class="muRecipe">after</span> +handle-special-key [
@@ -1463,10 +1850,11 @@ container editor-data [
       *cursor-row<span class="Special"> &lt;- </span>add *cursor-row, <span class="Constant">1</span>
       *cursor-column<span class="Special"> &lt;- </span>copy left
       below-screen?:boolean<span class="Special"> &lt;- </span>greater-or-equal *cursor-row, screen-height  <span class="Comment"># must be equal</span>
-      <span class="muControl">reply-unless</span> below-screen?
+      screen<span class="Special"> &lt;- </span>move-cursor screen, *cursor-row, *cursor-column
+      <span class="muControl">reply-unless</span> below-screen?, screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
 <span class="Constant">      +scroll-down</span>
       *cursor-row<span class="Special"> &lt;- </span>subtract *cursor-row, <span class="Constant">1</span>  <span class="Comment"># bring back into screen range</span>
-      <span class="muControl">reply</span>
+      <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
     <span class="Delimiter">}</span>
     <span class="Comment"># if the line wraps, move cursor to start of next row</span>
     <span class="Delimiter">{</span>
@@ -1483,13 +1871,16 @@ container editor-data [
       *cursor-row<span class="Special"> &lt;- </span>add *cursor-row, <span class="Constant">1</span>
       *cursor-column<span class="Special"> &lt;- </span>copy left
       below-screen?:boolean<span class="Special"> &lt;- </span>greater-or-equal *cursor-row, screen-height  <span class="Comment"># must be equal</span>
-      <span class="muControl">reply-unless</span> below-screen?
+      screen<span class="Special"> &lt;- </span>move-cursor screen, *cursor-row, *cursor-column
+      <span class="muControl">reply-unless</span> below-screen?, screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
 <span class="Constant">      +scroll-down</span>
       *cursor-row<span class="Special"> &lt;- </span>subtract *cursor-row, <span class="Constant">1</span>  <span class="Comment"># bring back into screen range</span>
-      <span class="muControl">reply</span>
+      <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
     <span class="Delimiter">}</span>
     <span class="Comment"># otherwise move cursor one character right</span>
     *cursor-column<span class="Special"> &lt;- </span>add *cursor-column, <span class="Constant">1</span>
+    screen<span class="Special"> &lt;- </span>move-cursor screen, *cursor-row, *cursor-column
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
   <span class="Delimiter">}</span>
 ]
 
@@ -1498,11 +1889,21 @@ container editor-data [
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
 <span class="Constant">d]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
+  <span class="Comment"># type right-arrow a few times to get to start of second line</span>
   assume-console [
     press <span class="Constant">65514</span>  <span class="Comment"># right arrow</span>
     press <span class="Constant">65514</span>  <span class="Comment"># right arrow</span>
     press <span class="Constant">65514</span>  <span class="Comment"># right arrow</span>
     press <span class="Constant">65514</span>  <span class="Comment"># right arrow - next line</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
+  <span class="Comment"># type something and ensure it goes where it should</span>
+  assume-console [
     type <span class="Constant">[0]</span>
   ]
   run [
@@ -1512,8 +1913,10 @@ container editor-data [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abc       .</span>
    <span class="Constant"> .0d        .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
+  check-trace-count-for-label <span class="Constant">2</span>, <span class="Constant">[print-character]</span>  <span class="Comment"># new length of second line</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-cursor-to-next-line-with-right-arrow-2 [
@@ -1521,6 +1924,7 @@ container editor-data [
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
 <span class="Constant">d]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">1/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
   assume-console [
     press <span class="Constant">65514</span>  <span class="Comment"># right arrow</span>
     press <span class="Constant">65514</span>  <span class="Comment"># right arrow</span>
@@ -1535,6 +1939,7 @@ container editor-data [
    <span class="Constant"> .          .</span>
    <span class="Constant"> . abc      .</span>
    <span class="Constant"> . 0d       .</span>
+   <span class="Constant"> . ┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -1543,6 +1948,8 @@ container editor-data [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abcdef]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">5/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">3</span>
     press <span class="Constant">65514</span>  <span class="Comment"># right arrow</span>
@@ -1556,12 +1963,14 @@ container editor-data [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abcd↩     .</span>
    <span class="Constant"> .ef        .</span>
+   <span class="Constant"> .┈┈┈┈┈     .</span>
    <span class="Constant"> .          .</span>
   ]
   memory-should-contain [
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">2</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">0</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-cursor-to-next-wrapped-line-with-right-arrow-2 [
@@ -1569,6 +1978,8 @@ container editor-data [
   <span class="Comment"># line just barely wrapping</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abcde]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">5/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># position cursor at last character before wrap and hit right-arrow</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">3</span>
@@ -1596,12 +2007,15 @@ container editor-data [
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">2</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-cursor-to-next-wrapped-line-with-right-arrow-3 [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abcdef]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">1/left</span>, <span class="Constant">6/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">4</span>
     press <span class="Constant">65514</span>  <span class="Comment"># right arrow</span>
@@ -1615,12 +2029,14 @@ container editor-data [
    <span class="Constant"> .          .</span>
    <span class="Constant"> . abcd↩    .</span>
    <span class="Constant"> . ef       .</span>
+   <span class="Constant"> . ┈┈┈┈┈    .</span>
    <span class="Constant"> .          .</span>
   ]
   memory-should-contain [
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">2</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-cursor-to-next-line-with-right-arrow-at-end-of-line [
@@ -1628,6 +2044,8 @@ container editor-data [
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
 <span class="Constant">d]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">3</span>
     press <span class="Constant">65514</span>  <span class="Comment"># right arrow - next line</span>
@@ -1640,8 +2058,10 @@ container editor-data [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abc       .</span>
    <span class="Constant"> .0d        .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
+  check-trace-count-for-label <span class="Constant">2</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="Comment"># left arrow</span>
@@ -1650,6 +2070,8 @@ container editor-data [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">2</span>
     press <span class="Constant">65515</span>  <span class="Comment"># left arrow</span>
@@ -1661,19 +2083,23 @@ container editor-data [
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .a0bc      .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
+  check-trace-count-for-label <span class="Constant">3</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muRecipe">after</span> +handle-special-key [
   <span class="Delimiter">{</span>
     move-to-previous-character?:boolean<span class="Special"> &lt;- </span>equal *k, <span class="Constant">65515/left-arrow</span>
     <span class="muControl">break-unless</span> move-to-previous-character?
-<span class="CommentedCode">#?     trace [app], [left arrow] #? 1</span>
+<span class="CommentedCode">#?     trace 10, [app], [left arrow] #? 1</span>
     <span class="Comment"># if not at start of text (before-cursor at § sentinel)</span>
     prev:address:duplex-list<span class="Special"> &lt;- </span>prev-duplex *before-cursor
-    <span class="muControl">break-unless</span> prev
-    editor<span class="Special"> &lt;- </span>move-cursor-coordinates-left editor
+    <span class="muControl">reply-unless</span> prev, screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
+    editor, go-render?<span class="Special"> &lt;- </span>move-cursor-coordinates-left editor
+    *before-cursor<span class="Special"> &lt;- </span>copy prev
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, go-render?
   <span class="Delimiter">}</span>
 ]
 
@@ -1683,6 +2109,8 @@ container editor-data [
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
 <span class="Constant">d]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># position cursor at start of second line (so there's no previous newline)</span>
   assume-console [
     left-click <span class="Constant">2</span>, <span class="Constant">0</span>
@@ -1697,6 +2125,7 @@ container editor-data [
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">3</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-cursor-to-previous-line-with-left-arrow-at-start-of-line-2 [
@@ -1706,6 +2135,8 @@ container editor-data [
 <span class="Constant">def</span>
 <span class="Constant">g]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># position cursor further down (so there's a newline before the character at</span>
   <span class="Comment"># the cursor)</span>
   assume-console [
@@ -1721,8 +2152,9 @@ container editor-data [
    <span class="Constant"> .abc       .</span>
    <span class="Constant"> .def0      .</span>
    <span class="Constant"> .g         .</span>
-   <span class="Constant"> .          .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
   ]
+  check-trace-count-for-label <span class="Constant">1</span>, <span class="Constant">[print-character]</span>  <span class="Comment"># just the '0'</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-cursor-to-previous-line-with-left-arrow-at-start-of-line-3 [
@@ -1731,6 +2163,8 @@ container editor-data [
 <span class="Constant">def</span>
 <span class="Constant">g]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># position cursor at start of text</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">0</span>
@@ -1745,8 +2179,9 @@ container editor-data [
    <span class="Constant"> .0abc      .</span>
    <span class="Constant"> .def       .</span>
    <span class="Constant"> .g         .</span>
-   <span class="Constant"> .          .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
   ]
+  check-trace-count-for-label <span class="Constant">4</span>, <span class="Constant">[print-character]</span>  <span class="Comment"># length of first line</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-cursor-to-previous-line-with-left-arrow-at-start-of-line-4 [
@@ -1756,6 +2191,8 @@ container editor-data [
 
 d]
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># position cursor right after empty line</span>
   assume-console [
     left-click <span class="Constant">3</span>, <span class="Constant">0</span>
@@ -1770,8 +2207,9 @@ d]
    <span class="Constant"> .abc       .</span>
    <span class="Constant"> .0         .</span>
    <span class="Constant"> .d         .</span>
-   <span class="Constant"> .          .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
   ]
+  check-trace-count-for-label <span class="Constant">1</span>, <span class="Constant">[print-character]</span>  <span class="Comment"># just the '0'</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-across-screen-lines-across-wrap-with-left-arrow [
@@ -1779,10 +2217,13 @@ d]
   <span class="Comment"># initialize editor with text containing an empty line</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abcdef]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">5/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   screen-should-contain [
    <span class="Constant"> .          .</span>
    <span class="Constant"> .abcd↩     .</span>
    <span class="Constant"> .ef        .</span>
+   <span class="Constant"> .┈┈┈┈┈     .</span>
    <span class="Constant"> .          .</span>
   ]
   <span class="Comment"># position cursor right after empty line</span>
@@ -1799,6 +2240,7 @@ d]
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">1</span>  <span class="Comment"># previous row</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">3</span>  <span class="Comment"># end of wrapped line</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="Comment"># up arrow</span>
@@ -1808,6 +2250,8 @@ d]
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
 <span class="Constant">def]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
     left-click <span class="Constant">2</span>, <span class="Constant">1</span>
     press <span class="Constant">65517</span>  <span class="Comment"># up arrow</span>
@@ -1821,6 +2265,20 @@ d]
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
+  assume-console [
+    type <span class="Constant">[0]</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a0bc      .</span>
+   <span class="Constant"> .def       .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
+   <span class="Constant"> .          .</span>
+  ]
 ]
 
 <span class="muRecipe">after</span> +handle-special-key [
@@ -1832,24 +2290,53 @@ d]
       <span class="Comment"># if cursor not at top, move it</span>
       <span class="muControl">break-if</span> already-at-top?
       *cursor-row<span class="Special"> &lt;- </span>subtract *cursor-row, <span class="Constant">1</span>
+      <span class="Comment"># scan back two newlines, then ahead to right column or until end of line</span>
+      prev:address:duplex-list<span class="Special"> &lt;- </span>before-previous-line *before-cursor, editor
+      no-motion?:boolean<span class="Special"> &lt;- </span>equal prev, *before-cursor
+      <span class="muControl">reply-if</span> no-motion?, screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
+      tmp:address:duplex-list<span class="Special"> &lt;- </span>copy prev
+      prev:address:duplex-list<span class="Special"> &lt;- </span>before-previous-line tmp, editor
+      no-motion?:boolean<span class="Special"> &lt;- </span>equal prev, *before-cursor
+      <span class="muControl">reply-if</span> no-motion?, screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
+      *before-cursor<span class="Special"> &lt;- </span>copy prev
+      target-column:number<span class="Special"> &lt;- </span>copy *cursor-column
+      *cursor-column<span class="Special"> &lt;- </span>copy left
+      <span class="Delimiter">{</span>
+        done?:boolean<span class="Special"> &lt;- </span>greater-or-equal *cursor-column, target-column
+        <span class="muControl">break-if</span> done?
+        curr:address:duplex-list<span class="Special"> &lt;- </span>next-duplex *before-cursor
+        <span class="muControl">break-unless</span> curr
+        currc:character<span class="Special"> &lt;- </span>get *curr, <span class="Constant">value:offset</span>
+        at-newline?:boolean<span class="Special"> &lt;- </span>equal currc, <span class="Constant">10/newline</span>
+        not-at-start?:boolean<span class="Special"> &lt;- </span>greater-than *cursor-column, left
+        line-done?:boolean<span class="Special"> &lt;- </span>and at-newline?, not-at-start?
+        <span class="muControl">break-if</span> line-done?
+        <span class="Comment">#</span>
+        *before-cursor<span class="Special"> &lt;- </span>copy curr
+        *cursor-column<span class="Special"> &lt;- </span>add *cursor-column, <span class="Constant">1</span>
+        <span class="muControl">loop</span>
+      <span class="Delimiter">}</span>
+      <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
     <span class="Delimiter">}</span>
     <span class="Delimiter">{</span>
       <span class="Comment"># if cursor already at top, scroll up</span>
       <span class="muControl">break-unless</span> already-at-top?
 <span class="Constant">      +scroll-up</span>
+      <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
     <span class="Delimiter">}</span>
-    <span class="Comment"># that's it; render will adjust cursor-column as necessary</span>
   <span class="Delimiter">}</span>
 ]
 
-<span class="muScenario">scenario</span> editor-adjusts-column-at-next-line [
+<span class="muScenario">scenario</span> editor-adjusts-column-at-previous-line [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
-<span class="Constant">de]</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ab</span>
+<span class="Constant">def]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
-    left-click <span class="Constant">1</span>, <span class="Constant">3</span>
-    press <span class="Constant">65516</span>  <span class="Comment"># down arrow</span>
+    left-click <span class="Constant">2</span>, <span class="Constant">3</span>
+    press <span class="Constant">65517</span>  <span class="Comment"># up arrow</span>
   ]
   run [
     editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
@@ -1857,9 +2344,23 @@ d]
     <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>get *<span class="Constant">2</span>:address:editor-data, <span class="Constant">cursor-column:offset</span>
   ]
   memory-should-contain [
-    <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">2</span>
+    <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">2</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
+  assume-console [
+    type <span class="Constant">[0]</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .ab0       .</span>
+   <span class="Constant"> .def       .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
+   <span class="Constant"> .          .</span>
+  ]
 ]
 
 <span class="Comment"># down arrow</span>
@@ -1869,6 +2370,8 @@ d]
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
 <span class="Constant">def]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># cursor starts out at (1, 0)</span>
   assume-console [
     press <span class="Constant">65516</span>  <span class="Comment"># down arrow</span>
@@ -1883,6 +2386,20 @@ d]
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">2</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">0</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
+  assume-console [
+    type <span class="Constant">[0]</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .abc       .</span>
+   <span class="Constant"> .0def      .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
+   <span class="Constant"> .          .</span>
+  ]
 ]
 
 <span class="muRecipe">after</span> +handle-special-key [
@@ -1895,24 +2412,50 @@ d]
       <span class="Comment"># if cursor not at top, move it</span>
       <span class="muControl">break-if</span> already-at-bottom?
       *cursor-row<span class="Special"> &lt;- </span>add *cursor-row, <span class="Constant">1</span>
+      <span class="Comment"># scan to start of next line, then to right column or until end of line</span>
+      max:number<span class="Special"> &lt;- </span>subtract right, left
+      next-line:address:duplex-list<span class="Special"> &lt;- </span>before-start-of-next-line *before-cursor, max
+      no-motion?:boolean<span class="Special"> &lt;- </span>equal next-line, *before-cursor
+      <span class="muControl">reply-if</span> no-motion?, screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
+      *before-cursor<span class="Special"> &lt;- </span>copy next-line
+      target-column:number<span class="Special"> &lt;- </span>copy *cursor-column
+      *cursor-column<span class="Special"> &lt;- </span>copy left
+      <span class="Delimiter">{</span>
+        done?:boolean<span class="Special"> &lt;- </span>greater-or-equal *cursor-column, target-column
+        <span class="muControl">break-if</span> done?
+        curr:address:duplex-list<span class="Special"> &lt;- </span>next-duplex *before-cursor
+        <span class="muControl">break-unless</span> curr
+        currc:character<span class="Special"> &lt;- </span>get *curr, <span class="Constant">value:offset</span>
+        at-newline?:boolean<span class="Special"> &lt;- </span>equal currc, <span class="Constant">10/newline</span>
+        not-at-start?:boolean<span class="Special"> &lt;- </span>greater-than *cursor-column, left
+        line-done?:boolean<span class="Special"> &lt;- </span>and at-newline?, not-at-start?
+        <span class="muControl">break-if</span> line-done?
+        <span class="Comment">#</span>
+        *before-cursor<span class="Special"> &lt;- </span>copy curr
+        *cursor-column<span class="Special"> &lt;- </span>add *cursor-column, <span class="Constant">1</span>
+        <span class="muControl">loop</span>
+      <span class="Delimiter">}</span>
+      <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
     <span class="Delimiter">}</span>
     <span class="Delimiter">{</span>
       <span class="Comment"># if cursor already at top, scroll up</span>
       <span class="muControl">break-unless</span> already-at-bottom?
 <span class="Constant">      +scroll-down</span>
+      <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
     <span class="Delimiter">}</span>
-    <span class="Comment"># that's it; render will adjust cursor-column as necessary</span>
   <span class="Delimiter">}</span>
 ]
 
-<span class="muScenario">scenario</span> editor-adjusts-column-at-previous-line [
+<span class="muScenario">scenario</span> editor-adjusts-column-at-next-line [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ab</span>
-<span class="Constant">def]</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
+<span class="Constant">de]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   assume-console [
-    left-click <span class="Constant">2</span>, <span class="Constant">3</span>
-    press <span class="Constant">65517</span>  <span class="Comment"># up arrow</span>
+    left-click <span class="Constant">1</span>, <span class="Constant">3</span>
+    press <span class="Constant">65516</span>  <span class="Comment"># down arrow</span>
   ]
   run [
     editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
@@ -1920,9 +2463,23 @@ d]
     <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>get *<span class="Constant">2</span>:address:editor-data, <span class="Constant">cursor-column:offset</span>
   ]
   memory-should-contain [
-    <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
+    <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">2</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">2</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
+  assume-console [
+    type <span class="Constant">[0]</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .abc       .</span>
+   <span class="Constant"> .de0       .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
+   <span class="Constant"> .          .</span>
+  ]
 ]
 
 <span class="Comment"># ctrl-a/home - move cursor to start of line</span>
@@ -1932,6 +2489,8 @@ d]
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[123</span>
 <span class="Constant">456]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># start on second line, press ctrl-a</span>
   assume-console [
     left-click <span class="Constant">2</span>, <span class="Constant">3</span>
@@ -1949,6 +2508,7 @@ d]
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">2</span>
     <span class="Constant">5</span><span class="Special"> &lt;- </span><span class="Constant">0</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muRecipe">after</span> +handle-special-character [
@@ -1956,7 +2516,7 @@ d]
     ctrl-a?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">1/ctrl-a</span>
     <span class="muControl">break-unless</span> ctrl-a?
     move-to-start-of-line editor
-    <span class="muControl">reply</span>
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
   <span class="Delimiter">}</span>
 ]
 
@@ -1965,7 +2525,7 @@ d]
     home?:boolean<span class="Special"> &lt;- </span>equal *k, <span class="Constant">65521/home</span>
     <span class="muControl">break-unless</span> home?
     move-to-start-of-line editor
-    <span class="muControl">reply</span>
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
   <span class="Delimiter">}</span>
 ]
 
@@ -1997,6 +2557,8 @@ d]
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[123</span>
 <span class="Constant">456]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># start on first line (no newline before), press ctrl-a</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">3</span>
@@ -2014,6 +2576,7 @@ d]
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
     <span class="Constant">5</span><span class="Special"> &lt;- </span><span class="Constant">0</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-to-start-of-line-with-home [
@@ -2021,6 +2584,7 @@ d]
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[123</span>
 <span class="Constant">456]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># start on second line, press 'home'</span>
   assume-console [
     left-click <span class="Constant">2</span>, <span class="Constant">3</span>
@@ -2036,6 +2600,7 @@ d]
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">2</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">0</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-to-start-of-line-with-home-2 [
@@ -2043,6 +2608,8 @@ d]
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[123</span>
 <span class="Constant">456]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># start on first line (no newline before), press 'home'</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">3</span>
@@ -2058,15 +2625,18 @@ d]
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">0</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="Comment"># ctrl-e/end - move cursor to end of line</span>
 
-<span class="muScenario">scenario</span> editor-moves-to-start-of-line-with-ctrl-e [
+<span class="muScenario">scenario</span> editor-moves-to-end-of-line-with-ctrl-e [
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[123</span>
 <span class="Constant">456]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># start on first line, press ctrl-e</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">1</span>
@@ -2084,6 +2654,7 @@ d]
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
     <span class="Constant">5</span><span class="Special"> &lt;- </span><span class="Constant">3</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
   <span class="Comment"># editor inserts future characters at cursor</span>
   assume-console [
     type <span class="Constant">[z]</span>
@@ -2101,8 +2672,10 @@ d]
    <span class="Constant"> .          .</span>
    <span class="Constant"> .123z      .</span>
    <span class="Constant"> .456       .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
+  check-trace-count-for-label <span class="Constant">1</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muRecipe">after</span> +handle-special-character [
@@ -2110,7 +2683,7 @@ d]
     ctrl-e?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">5/ctrl-e</span>
     <span class="muControl">break-unless</span> ctrl-e?
     move-to-end-of-line editor
-    <span class="muControl">reply</span>
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
   <span class="Delimiter">}</span>
 ]
 
@@ -2119,7 +2692,7 @@ d]
     end?:boolean<span class="Special"> &lt;- </span>equal *k, <span class="Constant">65520/end</span>
     <span class="muControl">break-unless</span> end?
     move-to-end-of-line editor
-    <span class="muControl">reply</span>
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-more-render</span>
   <span class="Delimiter">}</span>
 ]
 
@@ -2139,8 +2712,6 @@ d]
     *cursor-column<span class="Special"> &lt;- </span>add *cursor-column, <span class="Constant">1</span>
     <span class="muControl">loop</span>
   <span class="Delimiter">}</span>
-  <span class="Comment"># move one past final character</span>
-  *cursor-column<span class="Special"> &lt;- </span>add *cursor-column, <span class="Constant">1</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-to-end-of-line-with-ctrl-e-2 [
@@ -2148,6 +2719,8 @@ d]
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[123</span>
 <span class="Constant">456]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># start on second line (no newline after), press ctrl-e</span>
   assume-console [
     left-click <span class="Constant">2</span>, <span class="Constant">1</span>
@@ -2165,6 +2738,7 @@ d]
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">2</span>
     <span class="Constant">5</span><span class="Special"> &lt;- </span><span class="Constant">3</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-to-end-of-line-with-end [
@@ -2172,6 +2746,8 @@ d]
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[123</span>
 <span class="Constant">456]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># start on first line, press 'end'</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">1</span>
@@ -2187,6 +2763,7 @@ d]
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">3</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="muScenario">scenario</span> editor-moves-to-end-of-line-with-end-2 [
@@ -2194,6 +2771,8 @@ d]
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[123</span>
 <span class="Constant">456]</span>
   <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+<span class="Constant">  $clear-trace</span>
   <span class="Comment"># start on second line (no newline after), press 'end'</span>
   assume-console [
     left-click <span class="Constant">2</span>, <span class="Constant">1</span>
@@ -2209,6 +2788,7 @@ d]
     <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">2</span>
     <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">3</span>
   ]
+  check-trace-count-for-label <span class="Constant">0</span>, <span class="Constant">[print-character]</span>
 ]
 
 <span class="Comment"># ctrl-u - delete text from start of line until (but not at) cursor</span>
@@ -2233,6 +2813,7 @@ d]
    <span class="Constant"> .          .</span>
    <span class="Constant"> .123       .</span>
    <span class="Constant"> .6         .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -2242,7 +2823,7 @@ d]
     ctrl-u?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">21/ctrl-u</span>
     <span class="muControl">break-unless</span> ctrl-u?
     delete-to-start-of-line editor
-    <span class="muControl">reply</span>
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
   <span class="Delimiter">}</span>
 ]
 
@@ -2299,6 +2880,7 @@ d]
    <span class="Constant"> .          .</span>
    <span class="Constant"> .3         .</span>
    <span class="Constant"> .456       .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -2323,6 +2905,7 @@ d]
    <span class="Constant"> .          .</span>
    <span class="Constant"> .          .</span>
    <span class="Constant"> .456       .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -2347,6 +2930,7 @@ d]
    <span class="Constant"> .          .</span>
    <span class="Constant"> .123       .</span>
    <span class="Constant"> .          .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -2373,6 +2957,7 @@ d]
    <span class="Constant"> .          .</span>
    <span class="Constant"> .1         .</span>
    <span class="Constant"> .456       .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -2382,7 +2967,7 @@ d]
     ctrl-k?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">11/ctrl-k</span>
     <span class="muControl">break-unless</span> ctrl-k?
     delete-to-end-of-line editor
-    <span class="muControl">reply</span>
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
   <span class="Delimiter">}</span>
 ]
 
@@ -2431,6 +3016,7 @@ d]
    <span class="Constant"> .          .</span>
    <span class="Constant"> .123       .</span>
    <span class="Constant"> .4         .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -2455,6 +3041,7 @@ d]
    <span class="Constant"> .          .</span>
    <span class="Constant"> .12        .</span>
    <span class="Constant"> .456       .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -2479,6 +3066,7 @@ d]
    <span class="Constant"> .          .</span>
    <span class="Constant"> .123       .</span>
    <span class="Constant"> .456       .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -2503,6 +3091,7 @@ d]
    <span class="Constant"> .          .</span>
    <span class="Constant"> .123       .</span>
    <span class="Constant"> .45        .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
@@ -2527,324 +3116,11 @@ d]
    <span class="Constant"> .          .</span>
    <span class="Constant"> .123       .</span>
    <span class="Constant"> .456       .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
    <span class="Constant"> .          .</span>
   ]
 ]
 
-<span class="Comment"># ctrl-f/page-down - render next page if it exists</span>
-
-<span class="muScenario">scenario</span> editor-can-scroll [
-  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
-<span class="Constant">b</span>
-<span class="Constant">c</span>
-<span class="Constant">d]</span>
-  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .a         .</span>
-   <span class="Constant"> .b         .</span>
-   <span class="Constant"> .c         .</span>
-  ]
-  <span class="Comment"># scroll down</span>
-  assume-console [
-    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
-  ]
-  run [
-    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
-  ]
-  <span class="Comment"># screen shows next page</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .c         .</span>
-   <span class="Constant"> .d         .</span>
-   <span class="Constant"> .          .</span>
-  ]
-]
-
-<span class="muRecipe">after</span> +handle-special-character [
-  <span class="Delimiter">{</span>
-    ctrl-f?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">6/ctrl-f</span>
-    <span class="muControl">break-unless</span> ctrl-f?
-    page-down editor
-    <span class="muControl">reply</span>
-  <span class="Delimiter">}</span>
-]
-
-<span class="muRecipe">after</span> +handle-special-key [
-  <span class="Delimiter">{</span>
-    page-down?:boolean<span class="Special"> &lt;- </span>equal *k, <span class="Constant">65518/page-down</span>
-    <span class="muControl">break-unless</span> page-down?
-    page-down editor
-    <span class="muControl">reply</span>
-  <span class="Delimiter">}</span>
-]
-
-<span class="Comment"># Cache old pointers to top-of-page in a list as you scroll past them, so that</span>
-<span class="Comment"># page-up later doesn't have to recompute them.</span>
-<span class="Comment"># This only works because we can never ever have edits outside the current</span>
-<span class="Comment"># page. Any edits outside the current page might invalidate pointers to old</span>
-<span class="Comment"># pages.</span>
-container editor-data [
-  previous-page:address:list:address:duplex-list:character
-]
-
-<span class="Comment"># page-down skips entire wrapped lines, so it can't scroll past lines</span>
-<span class="Comment"># taking up the entire screen</span>
-<span class="muRecipe">recipe</span> page-down [
-  <span class="Constant">local-scope</span>
-  editor:address:editor-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  <span class="Comment"># if editor contents don't overflow screen, do nothing</span>
-  bottom-of-screen:address:duplex-list<span class="Special"> &lt;- </span>get *editor, <span class="Constant">bottom-of-screen:offset</span>
-  <span class="muControl">reply-unless</span> bottom-of-screen, editor/same-as-ingredient:<span class="Constant">0</span>
-  <span class="Comment"># if not, position cursor at final character</span>
-  before-cursor:address:address:duplex-list<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">before-cursor:offset</span>
-  *before-cursor<span class="Special"> &lt;- </span>prev-duplex bottom-of-screen
-  <span class="Comment"># keep one line in common with previous page</span>
-  <span class="Delimiter">{</span>
-    last:character<span class="Special"> &lt;- </span>get **before-cursor, <span class="Constant">value:offset</span>
-    newline?:boolean<span class="Special"> &lt;- </span>equal last, <span class="Constant">10/newline</span>
-    <span class="muControl">break-unless</span> newline?:boolean
-    *before-cursor<span class="Special"> &lt;- </span>prev-duplex *before-cursor
-  <span class="Delimiter">}</span>
-  <span class="Comment"># save top-of-screen to previous-page list</span>
-  top-of-screen:address:address:duplex-list<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">top-of-screen:offset</span>
-  previous-page:address:address:list:address:duplex-list:character<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">previous-page:offset</span>
-  *previous-page<span class="Special"> &lt;- </span>push *top-of-screen, *previous-page
-  <span class="Comment"># move cursor and top-of-screen to start of that line</span>
-  move-to-start-of-line editor
-  *top-of-screen<span class="Special"> &lt;- </span>copy *before-cursor
-  <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>
-]
-
-<span class="muScenario">scenario</span> editor-does-not-scroll-past-end [
-  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
-<span class="Constant">b]</span>
-  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .a         .</span>
-   <span class="Constant"> .b         .</span>
-   <span class="Constant"> .          .</span>
-  ]
-  <span class="Comment"># scroll down</span>
-  assume-console [
-    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
-  ]
-  run [
-    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
-  ]
-  <span class="Comment"># screen remains unmodified</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .a         .</span>
-   <span class="Constant"> .b         .</span>
-   <span class="Constant"> .          .</span>
-  ]
-]
-
-<span class="muScenario">scenario</span> editor-starts-next-page-at-start-of-wrapped-line [
-  <span class="Comment"># screen has 1 line for menu + 3 lines for text</span>
-  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
-  <span class="Comment"># editor contains a long last line</span>
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
-<span class="Constant">b</span>
-<span class="Constant">cdefgh]</span>
-  <span class="Comment"># editor screen triggers wrap of last line</span>
-  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">4/right</span>
-  <span class="Comment"># some part of last line is not displayed</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .a         .</span>
-   <span class="Constant"> .b         .</span>
-   <span class="Constant"> .cde↩      .</span>
-  ]
-  <span class="Comment"># scroll down</span>
-  assume-console [
-    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
-  ]
-  run [
-    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
-  ]
-  <span class="Comment"># screen shows entire wrapped line</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .cde↩      .</span>
-   <span class="Constant"> .fgh       .</span>
-   <span class="Constant"> .          .</span>
-  ]
-]
-
-<span class="muScenario">scenario</span> editor-starts-next-page-at-start-of-wrapped-line-2 [
-  <span class="Comment"># screen has 1 line for menu + 3 lines for text</span>
-  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
-  <span class="Comment"># editor contains a very long line that occupies last two lines of screen</span>
-  <span class="Comment"># and still has something left over</span>
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
-<span class="Constant">bcdefgh]</span>
-  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">4/right</span>
-  <span class="Comment"># some part of last line is not displayed</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .a         .</span>
-   <span class="Constant"> .bcd↩      .</span>
-   <span class="Constant"> .efg↩      .</span>
-  ]
-  <span class="Comment"># scroll down</span>
-  assume-console [
-    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
-  ]
-  run [
-    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
-  ]
-  <span class="Comment"># screen shows entire wrapped line</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .bcd↩      .</span>
-   <span class="Constant"> .efg↩      .</span>
-   <span class="Constant"> .h         .</span>
-  ]
-]
-
-<span class="Comment"># ctrl-b/page-up - render previous page if it exists</span>
-
-<span class="muScenario">scenario</span> editor-can-scroll-up [
-  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
-<span class="Constant">b</span>
-<span class="Constant">c</span>
-<span class="Constant">d]</span>
-  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .a         .</span>
-   <span class="Constant"> .b         .</span>
-   <span class="Constant"> .c         .</span>
-  ]
-  <span class="Comment"># scroll down</span>
-  assume-console [
-    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
-  ]
-  run [
-    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
-  ]
-  <span class="Comment"># screen shows next page</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .c         .</span>
-   <span class="Constant"> .d         .</span>
-   <span class="Constant"> .          .</span>
-  ]
-  <span class="Comment"># scroll back up</span>
-  assume-console [
-    press <span class="Constant">65519</span>  <span class="Comment"># page-up</span>
-  ]
-  run [
-    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
-  ]
-  <span class="Comment"># screen shows original page again</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .a         .</span>
-   <span class="Constant"> .b         .</span>
-   <span class="Constant"> .c         .</span>
-  ]
-]
-
-<span class="muRecipe">after</span> +handle-special-character [
-  <span class="Delimiter">{</span>
-    ctrl-b?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">2/ctrl-f</span>
-    <span class="muControl">break-unless</span> ctrl-b?
-    page-up editor
-    <span class="muControl">reply</span>
-  <span class="Delimiter">}</span>
-]
-
-<span class="muRecipe">after</span> +handle-special-key [
-  <span class="Delimiter">{</span>
-    page-up?:boolean<span class="Special"> &lt;- </span>equal *k, <span class="Constant">65519/page-up</span>
-    <span class="muControl">break-unless</span> page-up?
-    page-up editor
-    <span class="muControl">reply</span>
-  <span class="Delimiter">}</span>
-]
-
-<span class="muRecipe">recipe</span> page-up [
-  <span class="Constant">local-scope</span>
-  editor:address:editor-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  previous-page:address:address:list:address:duplex-list:character<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">previous-page:offset</span>
-  <span class="muControl">reply-unless</span> *previous-page, editor/same-as-ingredient:<span class="Constant">0</span>
-  top-of-screen:address:address:duplex-list<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">top-of-screen:offset</span>
-  *top-of-screen<span class="Special"> &lt;- </span>first *previous-page
-  *previous-page<span class="Special"> &lt;- </span>rest *previous-page
-  <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>
-]
-
-<span class="muScenario">scenario</span> editor-can-scroll-up-multiple-pages [
-  <span class="Comment"># screen has 1 line for menu + 3 lines</span>
-  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
-  <span class="Comment"># initialize editor with 8 lines</span>
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
-<span class="Constant">b</span>
-<span class="Constant">c</span>
-<span class="Constant">d</span>
-<span class="Constant">e</span>
-<span class="Constant">f</span>
-<span class="Constant">g</span>
-<span class="Constant">h]</span>
-  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .a         .</span>
-   <span class="Constant"> .b         .</span>
-   <span class="Constant"> .c         .</span>
-  ]
-  <span class="Comment"># scroll down two pages</span>
-  assume-console [
-    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
-    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
-  ]
-  run [
-    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
-  ]
-  <span class="Comment"># screen shows third page</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .e         .</span>
-   <span class="Constant"> .f         .</span>
-   <span class="Constant"> .g         .</span>
-  ]
-  <span class="Comment"># scroll up</span>
-  assume-console [
-    press <span class="Constant">65519</span>  <span class="Comment"># page-up</span>
-  ]
-  run [
-    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
-  ]
-  <span class="Comment"># screen shows second page</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .c         .</span>
-   <span class="Constant"> .d         .</span>
-   <span class="Constant"> .e         .</span>
-  ]
-  <span class="Comment"># scroll up again</span>
-  assume-console [
-    press <span class="Constant">65519</span>  <span class="Comment"># page-up</span>
-  ]
-  run [
-    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
-  ]
-  <span class="Comment"># screen shows original page again</span>
-  screen-should-contain [
-   <span class="Constant"> .          .</span>
-   <span class="Constant"> .a         .</span>
-   <span class="Constant"> .b         .</span>
-   <span class="Constant"> .c         .</span>
-  ]
-]
-
 <span class="Comment"># cursor-down can scroll if necessary</span>
 
 <span class="muScenario">scenario</span> editor-can-scroll-down-using-arrow-keys [
@@ -2880,22 +3156,31 @@ container editor-data [
 ]
 
 <span class="muRecipe">after</span> +scroll-down [
-<span class="CommentedCode">#?   $print [scroll down], 10/newline #? 1</span>
+<span class="CommentedCode">#?   $print [scroll down], 10/newline #? 2</span>
   top-of-screen:address:address:duplex-list<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">top-of-screen:offset</span>
   left:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">left:offset</span>
   right:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">right:offset</span>
   max:number<span class="Special"> &lt;- </span>subtract right, left
-  *top-of-screen<span class="Special"> &lt;- </span>start-of-next-line *top-of-screen, max
+  *top-of-screen<span class="Special"> &lt;- </span>before-start-of-next-line *top-of-screen, max
 ]
 
 <span class="Comment"># takes a pointer into the doubly-linked list, scans ahead at most 'max'</span>
-<span class="Comment"># positions until just past the next newline</span>
-<span class="muRecipe">recipe</span> start-of-next-line [
+<span class="Comment"># positions until the next newline</span>
+<span class="Comment"># beware: never return null pointer.</span>
+<span class="muRecipe">recipe</span> before-start-of-next-line [
   <span class="Constant">local-scope</span>
   original:address:duplex-list<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   max:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   count:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
   curr:address:duplex-list<span class="Special"> &lt;- </span>copy original
+  <span class="Comment"># skip the initial newline if it exists</span>
+  <span class="Delimiter">{</span>
+    c:character<span class="Special"> &lt;- </span>get *curr, <span class="Constant">value:offset</span>
+    at-newline?:boolean<span class="Special"> &lt;- </span>equal c, <span class="Constant">10/newline</span>
+    <span class="muControl">break-unless</span> at-newline?
+    curr<span class="Special"> &lt;- </span>next-duplex curr
+    count<span class="Special"> &lt;- </span>add count, <span class="Constant">1</span>
+  <span class="Delimiter">}</span>
   <span class="Delimiter">{</span>
     <span class="muControl">reply-unless</span> curr, original
     done?:boolean<span class="Special"> &lt;- </span>greater-or-equal count, max
@@ -3108,6 +3393,36 @@ container editor-data [
   ]
 ]
 
+<span class="muScenario">scenario</span> editor-combines-page-and-line-scroll [
+  <span class="Comment"># screen has 1 line for menu + 3 lines</span>
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
+  <span class="Comment"># initialize editor with a few pages of lines</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
+<span class="Constant">b</span>
+<span class="Constant">c</span>
+<span class="Constant">d</span>
+<span class="Constant">e</span>
+<span class="Constant">f</span>
+<span class="Constant">g]</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">5/right</span>
+  <span class="Comment"># scroll down one page and one line</span>
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+    left-click <span class="Constant">3</span>, <span class="Constant">0</span>
+    press <span class="Constant">65516</span>  <span class="Comment"># down-arrow</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen scrolls down 3 lines</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .d         .</span>
+   <span class="Constant"> .e         .</span>
+   <span class="Constant"> .f         .</span>
+  ]
+]
+
 <span class="Comment"># cursor-up can scroll if necessary</span>
 
 <span class="muScenario">scenario</span> editor-can-scroll-up-using-arrow-keys [
@@ -3145,45 +3460,54 @@ container editor-data [
 <span class="muRecipe">after</span> +scroll-up [
 <span class="CommentedCode">#?   $print [scroll up], 10/newline #? 1</span>
   top-of-screen:address:address:duplex-list<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">top-of-screen:offset</span>
-  left:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">left:offset</span>
-  right:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">right:offset</span>
-  max:number<span class="Special"> &lt;- </span>subtract right, left
-  *top-of-screen<span class="Special"> &lt;- </span>start-of-previous-line *top-of-screen, max
+  *top-of-screen<span class="Special"> &lt;- </span>before-previous-line *top-of-screen, editor
 ]
 
-<span class="Comment"># takes a pointer into the doubly-linked list, scans back at most 'max'</span>
-<span class="Comment"># positions to previous newline. Returns original pointer if falls off edge of</span>
-<span class="Comment"># list.</span>
-<span class="muRecipe">recipe</span> start-of-previous-line [
+<span class="Comment"># takes a pointer into the doubly-linked list, scans back to before start of</span>
+<span class="Comment"># previous *wrapped* line</span>
+<span class="Comment"># beware: never return null pointer</span>
+<span class="muRecipe">recipe</span> before-previous-line [
   <span class="Constant">local-scope</span>
-  original:address:duplex-list<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  max:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  count:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
-  curr:address:duplex-list<span class="Special"> &lt;- </span>copy original
-  <span class="muControl">reply-unless</span> curr, original
-  <span class="Comment"># if top is at start of line, don't count the previous newline</span>
+  curr:address:duplex-list<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  c:character<span class="Special"> &lt;- </span>get *curr, <span class="Constant">value:offset</span>
+<span class="CommentedCode">#?   $print [curr at ], c, 10/newline #? 1</span>
+  <span class="Comment"># compute max, number of characters to skip</span>
+  <span class="Comment">#   1 + len%(width-1)</span>
+  <span class="Comment">#   except rotate second term to vary from 1 to width-1 rather than 0 to width-2</span>
+  editor:address:editor-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  left:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">left:offset</span>
+  right:number<span class="Special"> &lt;- </span>get *editor, <span class="Constant">right:offset</span>
+  max-line-length:number<span class="Special"> &lt;- </span>subtract right, left, <span class="Constant">-1/exclusive-right</span>, <span class="Constant">1/wrap-icon</span>
+  sentinel:address:duplex-list<span class="Special"> &lt;- </span>get *editor, <span class="Constant">data:offset</span>
+  len:number<span class="Special"> &lt;- </span>previous-line-length curr, sentinel
+<span class="CommentedCode">#?   $print [previous line: ], len, 10/newline #? 1</span>
   <span class="Delimiter">{</span>
-    c:character<span class="Special"> &lt;- </span>get *curr, <span class="Constant">value:offset</span>
-    at-newline?:boolean<span class="Special"> &lt;- </span>equal c, <span class="Constant">10/newline</span>
-    <span class="muControl">break-unless</span> at-newline?
-    max<span class="Special"> &lt;- </span>subtract max, <span class="Constant">1</span>
+    <span class="muControl">break-if</span> len
+    <span class="Comment"># empty line; just skip this newline</span>
+    prev:address:duplex-list<span class="Special"> &lt;- </span>prev-duplex curr
+    <span class="muControl">reply-unless</span> prev, curr
+    <span class="muControl">reply</span> prev
   <span class="Delimiter">}</span>
-  <span class="Comment"># skip newline at original</span>
-  curr<span class="Special"> &lt;- </span>prev-duplex curr
-  count<span class="Special"> &lt;- </span>add count, <span class="Constant">1</span>
-  <span class="Comment"># now skip before until previous newline</span>
+  _, max:number<span class="Special"> &lt;- </span>divide-with-remainder len, max-line-length
+  <span class="Comment"># remainder 0 =&gt; scan one width-worth</span>
+  <span class="Delimiter">{</span>
+    <span class="muControl">break-if</span> max
+<span class="CommentedCode">#?     $print [remainder 0; scan one width], 10/newline #? 1</span>
+    max<span class="Special"> &lt;- </span>copy max-line-length
+  <span class="Delimiter">}</span>
+  max<span class="Special"> &lt;- </span>add max, <span class="Constant">1</span>
+<span class="CommentedCode">#?   $print [skipping ], max, [ characters], 10/newline #? 1</span>
+  count:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
+  <span class="Comment"># skip 'max' characters</span>
   <span class="Delimiter">{</span>
-    <span class="muControl">reply-unless</span> curr, original
     done?:boolean<span class="Special"> &lt;- </span>greater-or-equal count, max
     <span class="muControl">break-if</span> done?
-    c:character<span class="Special"> &lt;- </span>get *curr, <span class="Constant">value:offset</span>
-    at-newline?:boolean<span class="Special"> &lt;- </span>equal c, <span class="Constant">10/newline</span>
-    <span class="muControl">break-if</span> at-newline?
-    curr<span class="Special"> &lt;- </span>prev-duplex curr
+    prev:address:duplex-list<span class="Special"> &lt;- </span>prev-duplex curr
+    <span class="muControl">break-unless</span> prev
+    curr<span class="Special"> &lt;- </span>copy prev
     count<span class="Special"> &lt;- </span>add count, <span class="Constant">1</span>
     <span class="muControl">loop</span>
   <span class="Delimiter">}</span>
-  <span class="muControl">reply-unless</span> curr, original
   <span class="muControl">reply</span> curr
 ]
 
@@ -3253,7 +3577,7 @@ container editor-data [
    <span class="Constant"> .k         .</span>
    <span class="Constant"> .l         .</span>
    <span class="Constant"> .m         .</span>
-   <span class="Constant"> .          .</span>
+   <span class="Constant"> .┈┈┈┈┈     .</span>
   ]
   <span class="Comment"># move up one line</span>
   assume-console [
@@ -3302,6 +3626,102 @@ container editor-data [
   ]
 ]
 
+<span class="Comment"># same as editor-scrolls-up-past-wrapped-line-using-arrow-keys but length</span>
+<span class="Comment"># slightly off, just to prevent over-training</span>
+<span class="muScenario">scenario</span> editor-scrolls-up-past-wrapped-line-using-arrow-keys-3 [
+  <span class="Comment"># screen has 1 line for menu + 3 lines</span>
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
+  <span class="Comment"># initialize editor with a long, wrapped line and more than a screen of</span>
+  <span class="Comment"># other lines</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abcdef</span>
+<span class="Constant">g</span>
+<span class="Constant">h</span>
+<span class="Constant">i]</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">6/right</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .abcde↩    .</span>
+   <span class="Constant"> .f         .</span>
+   <span class="Constant"> .g         .</span>
+  ]
+  <span class="Comment"># position cursor at top of second page, just below wrapped line</span>
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .g         .</span>
+   <span class="Constant"> .h         .</span>
+   <span class="Constant"> .i         .</span>
+  ]
+  <span class="Comment"># now move up one line</span>
+  assume-console [
+    press <span class="Constant">65517</span>  <span class="Comment"># up-arrow</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen shows partial wrapped line</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .f         .</span>
+   <span class="Constant"> .g         .</span>
+   <span class="Constant"> .h         .</span>
+  ]
+]
+
+<span class="Comment"># check empty lines</span>
+<span class="muScenario">scenario</span> editor-scrolls-up-past-wrapped-line-using-arrow-keys-4 [
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
+  <span class="Comment"># initialize editor with some lines around an empty line</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
+<span class="Constant">b</span>
+
+c
+d
+e]
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">6/right</span>
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .c         .</span>
+   <span class="Constant"> .d         .</span>
+  ]
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .d         .</span>
+   <span class="Constant"> .e         .</span>
+   <span class="Constant"> .┈┈┈┈┈┈    .</span>
+  ]
+  assume-console [
+    press <span class="Constant">65519</span>  <span class="Comment"># page-up</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .c         .</span>
+   <span class="Constant"> .d         .</span>
+  ]
+]
+
 <span class="muScenario">scenario</span> editor-scrolls-up-on-left-arrow [
   <span class="Comment"># screen has 1 line for menu + 3 lines</span>
   assume-screen <span class="Constant">5/width</span>, <span class="Constant">4/height</span>
@@ -3347,6 +3767,588 @@ container editor-data [
   ]
 ]
 
+<span class="muScenario">scenario</span> editor-can-scroll-up-to-start-of-file [
+  <span class="Comment"># screen has 1 line for menu + 3 lines</span>
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
+  <span class="Comment"># initialize editor with &gt;3 lines</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
+<span class="Constant">b</span>
+<span class="Constant">c</span>
+<span class="Constant">d]</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .b         .</span>
+   <span class="Constant"> .c         .</span>
+  ]
+  <span class="Comment"># position cursor at top of second page, then try to move up to start of</span>
+  <span class="Comment"># text</span>
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+    press <span class="Constant">65517</span>  <span class="Comment"># up-arrow</span>
+    press <span class="Constant">65517</span>  <span class="Comment"># up-arrow</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen slides by one line</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .b         .</span>
+   <span class="Constant"> .c         .</span>
+  ]
+  <span class="Comment"># try to move up again</span>
+  assume-console [
+    press <span class="Constant">65517</span>  <span class="Comment"># up-arrow</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen remains unchanged</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .b         .</span>
+   <span class="Constant"> .c         .</span>
+  ]
+]
+
+<span class="Comment"># ctrl-f/page-down - render next page if it exists</span>
+
+<span class="muScenario">scenario</span> editor-can-scroll [
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
+<span class="Constant">b</span>
+<span class="Constant">c</span>
+<span class="Constant">d]</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .b         .</span>
+   <span class="Constant"> .c         .</span>
+  ]
+  <span class="Comment"># scroll down</span>
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen shows next page</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .c         .</span>
+   <span class="Constant"> .d         .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
+  ]
+]
+
+<span class="muRecipe">after</span> +handle-special-character [
+  <span class="Delimiter">{</span>
+    ctrl-f?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">6/ctrl-f</span>
+    <span class="muControl">break-unless</span> ctrl-f?
+    page-down editor
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
+  <span class="Delimiter">}</span>
+]
+
+<span class="muRecipe">after</span> +handle-special-key [
+  <span class="Delimiter">{</span>
+    page-down?:boolean<span class="Special"> &lt;- </span>equal *k, <span class="Constant">65518/page-down</span>
+    <span class="muControl">break-unless</span> page-down?
+    page-down editor
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
+  <span class="Delimiter">}</span>
+]
+
+<span class="Comment"># page-down skips entire wrapped lines, so it can't scroll past lines</span>
+<span class="Comment"># taking up the entire screen</span>
+<span class="muRecipe">recipe</span> page-down [
+  <span class="Constant">local-scope</span>
+  editor:address:editor-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  <span class="Comment"># if editor contents don't overflow screen, do nothing</span>
+  bottom-of-screen:address:duplex-list<span class="Special"> &lt;- </span>get *editor, <span class="Constant">bottom-of-screen:offset</span>
+  <span class="muControl">reply-unless</span> bottom-of-screen, editor/same-as-ingredient:<span class="Constant">0</span>
+  <span class="Comment"># if not, position cursor at final character</span>
+  before-cursor:address:address:duplex-list<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">before-cursor:offset</span>
+  *before-cursor<span class="Special"> &lt;- </span>prev-duplex bottom-of-screen
+  <span class="Comment"># keep one line in common with previous page</span>
+  <span class="Delimiter">{</span>
+    last:character<span class="Special"> &lt;- </span>get **before-cursor, <span class="Constant">value:offset</span>
+    newline?:boolean<span class="Special"> &lt;- </span>equal last, <span class="Constant">10/newline</span>
+    <span class="muControl">break-unless</span> newline?:boolean
+    *before-cursor<span class="Special"> &lt;- </span>prev-duplex *before-cursor
+  <span class="Delimiter">}</span>
+  <span class="Comment"># move cursor and top-of-screen to start of that line</span>
+  move-to-start-of-line editor
+  top-of-screen:address:address:duplex-list<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">top-of-screen:offset</span>
+  *top-of-screen<span class="Special"> &lt;- </span>copy *before-cursor
+  <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>
+]
+
+<span class="muScenario">scenario</span> editor-does-not-scroll-past-end [
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
+<span class="Constant">b]</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  editor-render screen, <span class="Constant">2</span>:address:editor-data
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .b         .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
+  ]
+  <span class="Comment"># scroll down</span>
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen remains unmodified</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .b         .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> editor-starts-next-page-at-start-of-wrapped-line [
+  <span class="Comment"># screen has 1 line for menu + 3 lines for text</span>
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
+  <span class="Comment"># editor contains a long last line</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
+<span class="Constant">b</span>
+<span class="Constant">cdefgh]</span>
+  <span class="Comment"># editor screen triggers wrap of last line</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">4/right</span>
+  <span class="Comment"># some part of last line is not displayed</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .b         .</span>
+   <span class="Constant"> .cde↩      .</span>
+  ]
+  <span class="Comment"># scroll down</span>
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen shows entire wrapped line</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .cde↩      .</span>
+   <span class="Constant"> .fgh       .</span>
+   <span class="Constant"> .┈┈┈┈      .</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> editor-starts-next-page-at-start-of-wrapped-line-2 [
+  <span class="Comment"># screen has 1 line for menu + 3 lines for text</span>
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
+  <span class="Comment"># editor contains a very long line that occupies last two lines of screen</span>
+  <span class="Comment"># and still has something left over</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
+<span class="Constant">bcdefgh]</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">4/right</span>
+  <span class="Comment"># some part of last line is not displayed</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .bcd↩      .</span>
+   <span class="Constant"> .efg↩      .</span>
+  ]
+  <span class="Comment"># scroll down</span>
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen shows entire wrapped line</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .bcd↩      .</span>
+   <span class="Constant"> .efg↩      .</span>
+   <span class="Constant"> .h         .</span>
+  ]
+]
+
+<span class="Comment"># ctrl-b/page-up - render previous page if it exists</span>
+
+<span class="muScenario">scenario</span> editor-can-scroll-up [
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
+<span class="Constant">b</span>
+<span class="Constant">c</span>
+<span class="Constant">d]</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .b         .</span>
+   <span class="Constant"> .c         .</span>
+  ]
+  <span class="Comment"># scroll down</span>
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen shows next page</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .c         .</span>
+   <span class="Constant"> .d         .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈.</span>
+  ]
+  <span class="Comment"># scroll back up</span>
+  assume-console [
+    press <span class="Constant">65519</span>  <span class="Comment"># page-up</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen shows original page again</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .b         .</span>
+   <span class="Constant"> .c         .</span>
+  ]
+]
+
+<span class="muRecipe">after</span> +handle-special-character [
+  <span class="Delimiter">{</span>
+    ctrl-b?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">2/ctrl-f</span>
+    <span class="muControl">break-unless</span> ctrl-b?
+    editor<span class="Special"> &lt;- </span>page-up editor, screen-height
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
+  <span class="Delimiter">}</span>
+]
+
+<span class="muRecipe">after</span> +handle-special-key [
+  <span class="Delimiter">{</span>
+    page-up?:boolean<span class="Special"> &lt;- </span>equal *k, <span class="Constant">65519/page-up</span>
+    <span class="muControl">break-unless</span> page-up?
+    editor<span class="Special"> &lt;- </span>page-up editor, screen-height
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, editor/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/go-render</span>
+  <span class="Delimiter">}</span>
+]
+
+<span class="muRecipe">recipe</span> page-up [
+  <span class="Constant">local-scope</span>
+  editor:address:editor-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  screen-height:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  max:number<span class="Special"> &lt;- </span>subtract screen-height, <span class="Constant">1/menu-bar</span>, <span class="Constant">1/overlapping-line</span>
+  count:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
+  top-of-screen:address:address:duplex-list<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">top-of-screen:offset</span>
+  <span class="Delimiter">{</span>
+<span class="CommentedCode">#?     $print [- ], count, [ vs ], max, 10/newline #? 1</span>
+    done?:boolean<span class="Special"> &lt;- </span>greater-or-equal count, max
+    <span class="muControl">break-if</span> done?
+    prev:address:duplex-list<span class="Special"> &lt;- </span>before-previous-line *top-of-screen, editor
+    <span class="muControl">break-unless</span> prev
+    *top-of-screen<span class="Special"> &lt;- </span>copy prev
+    count<span class="Special"> &lt;- </span>add count, <span class="Constant">1</span>
+    <span class="muControl">loop</span>
+  <span class="Delimiter">}</span>
+  <span class="muControl">reply</span> editor/same-as-ingredient:<span class="Constant">0</span>
+]
+
+<span class="muScenario">scenario</span> editor-can-scroll-up-multiple-pages [
+  <span class="Comment"># screen has 1 line for menu + 3 lines</span>
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
+  <span class="Comment"># initialize editor with 8 lines</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
+<span class="Constant">b</span>
+<span class="Constant">c</span>
+<span class="Constant">d</span>
+<span class="Constant">e</span>
+<span class="Constant">f</span>
+<span class="Constant">g</span>
+<span class="Constant">h]</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .b         .</span>
+   <span class="Constant"> .c         .</span>
+  ]
+  <span class="Comment"># scroll down two pages</span>
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen shows third page</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .e         .</span>
+   <span class="Constant"> .f         .</span>
+   <span class="Constant"> .g         .</span>
+  ]
+  <span class="Comment"># scroll up</span>
+  assume-console [
+    press <span class="Constant">65519</span>  <span class="Comment"># page-up</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen shows second page</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .c         .</span>
+   <span class="Constant"> .d         .</span>
+   <span class="Constant"> .e         .</span>
+  ]
+  <span class="Comment"># scroll up again</span>
+  assume-console [
+    press <span class="Constant">65519</span>  <span class="Comment"># page-up</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen shows original page again</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .b         .</span>
+   <span class="Constant"> .c         .</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> editor-can-scroll-up-wrapped-lines [
+  <span class="Comment"># screen has 1 line for menu + 5 lines for text</span>
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">6/height</span>
+  <span class="Comment"># editor contains a long line in the first page</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
+<span class="Constant">b</span>
+<span class="Constant">cdefgh</span>
+<span class="Constant">i</span>
+<span class="Constant">j</span>
+<span class="Constant">k</span>
+<span class="Constant">l</span>
+<span class="Constant">m</span>
+<span class="Constant">n</span>
+<span class="Constant">o]</span>
+  <span class="Comment"># editor screen triggers wrap of last line</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">4/right</span>
+  <span class="Comment"># some part of last line is not displayed</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .b         .</span>
+   <span class="Constant"> .cde↩      .</span>
+   <span class="Constant"> .fgh       .</span>
+   <span class="Constant"> .i         .</span>
+  ]
+  <span class="Comment"># scroll down a page and a line</span>
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+    left-click <span class="Constant">5</span>, <span class="Constant">0</span>
+    press <span class="Constant">65516</span>  <span class="Comment"># down-arrow</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen shows entire wrapped line</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .j         .</span>
+   <span class="Constant"> .k         .</span>
+   <span class="Constant"> .l         .</span>
+   <span class="Constant"> .m         .</span>
+   <span class="Constant"> .n         .</span>
+  ]
+  <span class="Comment"># now scroll up one page</span>
+  assume-console [
+    press <span class="Constant">65519</span>  <span class="Comment"># page-up</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen resets</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .b         .</span>
+   <span class="Constant"> .cde↩      .</span>
+   <span class="Constant"> .fgh       .</span>
+   <span class="Constant"> .i         .</span>
+   <span class="Constant"> .j         .</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> editor-can-scroll-up-wrapped-lines-2 [
+  <span class="Comment"># screen has 1 line for menu + 3 lines for text</span>
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
+  <span class="Comment"># editor contains a very long line that occupies last two lines of screen</span>
+  <span class="Comment"># and still has something left over</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[a</span>
+<span class="Constant">bcdefgh]</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">4/right</span>
+  <span class="Comment"># some part of last line is not displayed</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .bcd↩      .</span>
+   <span class="Constant"> .efg↩      .</span>
+  ]
+  <span class="Comment"># scroll down</span>
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen shows entire wrapped line</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .bcd↩      .</span>
+   <span class="Constant"> .efg↩      .</span>
+   <span class="Constant"> .h         .</span>
+  ]
+  <span class="Comment"># scroll back up</span>
+  assume-console [
+    press <span class="Constant">65519</span>  <span class="Comment"># page-up</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  <span class="Comment"># screen resets</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .a         .</span>
+   <span class="Constant"> .bcd↩      .</span>
+   <span class="Constant"> .efg↩      .</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> editor-can-scroll-up-past-nonempty-lines [
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
+  <span class="Comment"># text with empty line in second screen</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[axx</span>
+<span class="Constant">bxx</span>
+<span class="Constant">cxx</span>
+<span class="Constant">dxx</span>
+<span class="Constant">exx</span>
+<span class="Constant">fxx</span>
+<span class="Constant">gxx</span>
+<span class="Constant">hxx</span>
+<span class="Constant">]</span>
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">4/right</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .axx       .</span>
+   <span class="Constant"> .bxx       .</span>
+   <span class="Constant"> .cxx       .</span>
+  ]
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .cxx       .</span>
+   <span class="Constant"> .dxx       .</span>
+   <span class="Constant"> .exx       .</span>
+  ]
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .exx       .</span>
+   <span class="Constant"> .fxx       .</span>
+   <span class="Constant"> .gxx       .</span>
+  ]
+  <span class="Comment"># scroll back up past empty line</span>
+  assume-console [
+    press <span class="Constant">65519</span>  <span class="Comment"># page-up</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .cxx       .</span>
+   <span class="Constant"> .dxx       .</span>
+   <span class="Constant"> .exx       .</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> editor-can-scroll-up-past-empty-lines [
+  assume-screen <span class="Constant">10/width</span>, <span class="Constant">4/height</span>
+  <span class="Comment"># text with empty line in second screen</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[axy</span>
+<span class="Constant">bxy</span>
+<span class="Constant">cxy</span>
+
+dxy
+exy
+fxy
+gxy
+]
+  <span class="Constant">2</span>:address:editor-data<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:address:array:character, screen:address, <span class="Constant">0/left</span>, <span class="Constant">4/right</span>
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .axy       .</span>
+   <span class="Constant"> .bxy       .</span>
+   <span class="Constant"> .cxy       .</span>
+  ]
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .cxy       .</span>
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .dxy       .</span>
+  ]
+  assume-console [
+    press <span class="Constant">65518</span>  <span class="Comment"># page-down</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .dxy       .</span>
+   <span class="Constant"> .exy       .</span>
+   <span class="Constant"> .fxy       .</span>
+  ]
+  <span class="Comment"># scroll back up past empty line</span>
+  assume-console [
+    press <span class="Constant">65519</span>  <span class="Comment"># page-up</span>
+  ]
+  run [
+    editor-event-loop screen:address, console:address, <span class="Constant">2</span>:address:editor-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .cxy       .</span>
+   <span class="Constant"> .          .</span>
+   <span class="Constant"> .dxy       .</span>
+  ]
+]
+
 <span class="SalientComment">## putting the environment together out of editors</span>
 
 container programming-environment-data [
@@ -3370,7 +4372,7 @@ container programming-environment-data [
   button-start:number<span class="Special"> &lt;- </span>subtract width, <span class="Constant">20</span>
   button-on-screen?:boolean<span class="Special"> &lt;- </span>greater-or-equal button-start, <span class="Constant">0</span>
   assert button-on-screen?, <span class="Constant">[screen too narrow for menu]</span>
-  move-cursor screen, <span class="Constant">0/row</span>, button-start
+  screen<span class="Special"> &lt;- </span>move-cursor screen, <span class="Constant">0/row</span>, button-start
   run-button:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ run (F4) ]</span>
   print-string screen, run-button, <span class="Constant">255/white</span>, <span class="Constant">161/reddish</span>
   <span class="Comment"># dotted line down the middle</span>
@@ -3381,10 +4383,9 @@ container programming-environment-data [
   *recipes<span class="Special"> &lt;- </span>new-editor initial-recipe-contents, screen, <span class="Constant">0/left</span>, divider/right
   <span class="Comment"># sandbox editor on the right</span>
   new-left:number<span class="Special"> &lt;- </span>add divider, <span class="Constant">1</span>
-  new-right:number<span class="Special"> &lt;- </span>add new-left, <span class="Constant">5</span>
   current-sandbox:address:address:editor-data<span class="Special"> &lt;- </span>get-address *result, <span class="Constant">current-sandbox:offset</span>
   *current-sandbox<span class="Special"> &lt;- </span>new-editor initial-sandbox-contents, screen, new-left, width/right
-  screen<span class="Special"> &lt;- </span>render-all screen, result
+<span class="Constant">  +programming-environment-initialization</span>
   <span class="muControl">reply</span> result
 ]
 
@@ -3402,7 +4403,8 @@ container programming-environment-data [
     e:event, console, found?:boolean, quit?:boolean<span class="Special"> &lt;- </span>read-event console
     <span class="muControl">loop-unless</span> found?
     <span class="muControl">break-if</span> quit?  <span class="Comment"># only in tests</span>
-    trace <span class="Constant">[app]</span>, <span class="Constant">[next-event]</span>
+    trace <span class="Constant">10</span>, <span class="Constant">[app]</span>, <span class="Constant">[next-event]</span>
+<span class="Constant">    +handle-event</span>
     <span class="Comment"># check for global events that will trigger regardless of which editor has focus</span>
     <span class="Delimiter">{</span>
       k:address:number<span class="Special"> &lt;- </span>maybe-convert e:event, <span class="Constant">keycode:variant</span>
@@ -3413,15 +4415,6 @@ container programming-environment-data [
       c:address:character<span class="Special"> &lt;- </span>maybe-convert e:event, <span class="Constant">text:variant</span>
       <span class="muControl">break-unless</span> c
 <span class="Constant">      +global-type</span>
-      <span class="Comment"># ctrl-n? - switch focus</span>
-      <span class="Delimiter">{</span>
-        ctrl-n?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">14/ctrl-n</span>
-        <span class="muControl">break-unless</span> ctrl-n?
-        *sandbox-in-focus?<span class="Special"> &lt;- </span>not *sandbox-in-focus?
-        update-cursor screen, recipes, current-sandbox, *sandbox-in-focus?
-        show-screen screen
-        <span class="muControl">loop</span> <span class="Constant">+next-event:label</span>
-      <span class="Delimiter">}</span>
     <span class="Delimiter">}</span>
     <span class="Comment"># 'touch' event - send to both sides, see what picks it up</span>
     <span class="Delimiter">{</span>
@@ -3437,29 +4430,79 @@ container programming-environment-data [
       <span class="Comment"># send to both editors</span>
       _<span class="Special"> &lt;- </span>move-cursor-in-editor screen, recipes, *t
       *sandbox-in-focus?<span class="Special"> &lt;- </span>move-cursor-in-editor screen, current-sandbox, *t
-      render-minimal screen, env
+      screen<span class="Special"> &lt;- </span>update-cursor screen, recipes, current-sandbox, *sandbox-in-focus?
+      <span class="muControl">loop</span> <span class="Constant">+next-event:label</span>
+    <span class="Delimiter">}</span>
+    <span class="Comment"># 'resize' event - redraw editor</span>
+    <span class="Comment"># todo: test this after supporting resize in assume-console</span>
+    <span class="Delimiter">{</span>
+      r:address:resize-event<span class="Special"> &lt;- </span>maybe-convert e:event, <span class="Constant">resize:variant</span>
+      <span class="muControl">break-unless</span> r
+      <span class="Comment"># if more events, we're still resizing; wait until we stop</span>
+      more-events?:boolean<span class="Special"> &lt;- </span>has-more-events? console
+      <span class="muControl">break-if</span> more-events?
+      env<span class="Special"> &lt;- </span>resize screen, env
+      screen<span class="Special"> &lt;- </span>render-all screen, env
       <span class="muControl">loop</span> <span class="Constant">+next-event:label</span>
     <span class="Delimiter">}</span>
     <span class="Comment"># if it's not global and not a touch event, send to appropriate editor</span>
     <span class="Delimiter">{</span>
+      hide-screen screen
       <span class="Delimiter">{</span>
         <span class="muControl">break-if</span> *sandbox-in-focus?
-        handle-keyboard-event screen, console, recipes, e:event
+        screen, recipes, render?:boolean<span class="Special"> &lt;- </span>handle-keyboard-event screen, recipes, e:event
+        <span class="Delimiter">{</span>
+          <span class="muControl">break-unless</span> render?
+          screen<span class="Special"> &lt;- </span>render-recipes screen, env
+        <span class="Delimiter">}</span>
       <span class="Delimiter">}</span>
       <span class="Delimiter">{</span>
         <span class="muControl">break-unless</span> *sandbox-in-focus?
-        handle-keyboard-event screen, console, current-sandbox, e:event
+        screen, current-sandbox, render?:boolean<span class="Special"> &lt;- </span>handle-keyboard-event screen, current-sandbox, e:event
+        <span class="Delimiter">{</span>
+          <span class="muControl">break-unless</span> render?:boolean
+          screen<span class="Special"> &lt;- </span>render-sandbox-side screen, env
+        <span class="Delimiter">}</span>
       <span class="Delimiter">}</span>
-      <span class="Comment"># optimization: refresh screen only if no more events</span>
-      <span class="Comment"># todo: test this</span>
-      more-events?:boolean<span class="Special"> &lt;- </span>has-more-events? console
-      <span class="muControl">break-if</span> more-events?
-      render-minimal screen, env
+      screen<span class="Special"> &lt;- </span>update-cursor screen, recipes, current-sandbox, *sandbox-in-focus?
+      show-screen screen
     <span class="Delimiter">}</span>
     <span class="muControl">loop</span>
   <span class="Delimiter">}</span>
 ]
 
+<span class="muRecipe">recipe</span> resize [
+  <span class="Constant">local-scope</span>
+  screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  env:address:programming-environment-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  <span class="Comment"># hack: clear screen to update screen dimensions</span>
+  clear-screen screen
+  width:number<span class="Special"> &lt;- </span>screen-width screen
+  height:number<span class="Special"> &lt;- </span>screen-height screen
+  <span class="Comment"># top menu</span>
+  draw-horizontal screen, <span class="Constant">0</span>, <span class="Constant">0/left</span>, width, <span class="Constant">32/space</span>, <span class="Constant">0/black</span>, <span class="Constant">238/grey</span>
+  button-start:number<span class="Special"> &lt;- </span>subtract width, <span class="Constant">20</span>
+  button-on-screen?:boolean<span class="Special"> &lt;- </span>greater-or-equal button-start, <span class="Constant">0</span>
+  assert button-on-screen?, <span class="Constant">[screen too narrow for menu]</span>
+  screen<span class="Special"> &lt;- </span>move-cursor screen, <span class="Constant">0/row</span>, button-start
+  run-button:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ run (F4) ]</span>
+  print-string screen, run-button, <span class="Constant">255/white</span>, <span class="Constant">161/reddish</span>
+  <span class="Comment"># dotted line down the middle</span>
+  divider:number, _<span class="Special"> &lt;- </span>divide-with-remainder width, <span class="Constant">2</span>
+  draw-vertical screen, divider, <span class="Constant">1/top</span>, height, <span class="Constant">9482/vertical-dotted</span>
+  <span class="Comment"># update recipe editor</span>
+  recipes:address:editor-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">recipes:offset</span>
+  right:address:number<span class="Special"> &lt;- </span>get-address *recipes, <span class="Constant">right:offset</span>
+  *right<span class="Special"> &lt;- </span>subtract divider, <span class="Constant">1</span>
+  <span class="Comment"># update sandbox editor</span>
+  current-sandbox:address:editor-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">current-sandbox:offset</span>
+  left:address:number<span class="Special"> &lt;- </span>get-address *current-sandbox, <span class="Constant">left:offset</span>
+  right:address:number<span class="Special"> &lt;- </span>get-address *current-sandbox, <span class="Constant">right:offset</span>
+  *left<span class="Special"> &lt;- </span>add divider, <span class="Constant">1</span>
+  *right<span class="Special"> &lt;- </span>subtract width, <span class="Constant">1</span>
+  <span class="muControl">reply</span> env/same-as-ingredient:<span class="Constant">1</span>
+]
+
 <span class="muScenario">scenario</span> point-at-multiple-editors [
 <span class="Constant">  $close-trace</span>
   assume-screen <span class="Constant">30/width</span>, <span class="Constant">5/height</span>
@@ -3493,6 +4536,7 @@ container programming-environment-data [
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[def]</span>
   <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
+  render-all screen, <span class="Constant">3</span>:address:programming-environment-data
   <span class="Comment"># type one letter in each of them</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">1</span>
@@ -3519,7 +4563,7 @@ container programming-environment-data [
   ]
   <span class="Comment"># show the cursor at the right window</span>
   run [
-    screen:address<span class="Special"> &lt;- </span>print-character screen:address, <span class="Constant">9251/␣</span>
+    print-character screen:address, <span class="Constant">9251/␣/cursor</span>
   ]
   screen-should-contain [
    <span class="Constant"> .           run (F4)           .</span>
@@ -3536,6 +4580,7 @@ container programming-environment-data [
     <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
     <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[def]</span>
     <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
+    render-all screen, <span class="Constant">3</span>:address:programming-environment-data
   ]
   <span class="Comment"># divider isn't messed up</span>
   screen-should-contain [
@@ -3552,12 +4597,13 @@ container programming-environment-data [
   assume-screen <span class="Constant">30/width</span>, <span class="Constant">5/height</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[def]</span>
+  <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
+  render-all screen, <span class="Constant">3</span>:address:programming-environment-data
   <span class="Comment"># initialize programming environment and highlight cursor</span>
   assume-console <span class="Constant">[]</span>
   run [
-    <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
     event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
-    screen:address<span class="Special"> &lt;- </span>print-character screen:address, <span class="Constant">9251/␣</span>
+    print-character screen:address, <span class="Constant">9251/␣</span>
   ]
   <span class="Comment"># is cursor at the right place?</span>
   screen-should-contain [
@@ -3571,9 +4617,8 @@ container programming-environment-data [
     type <span class="Constant">[z]</span>
   ]
   run [
-    <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
     event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
-    screen:address<span class="Special"> &lt;- </span>print-character screen:address, <span class="Constant">9251/␣</span>
+    print-character screen:address, <span class="Constant">9251/␣</span>
   ]
   <span class="Comment"># cursor should still be right</span>
   screen-should-contain [
@@ -3591,17 +4636,25 @@ container programming-environment-data [
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[]</span>
   <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc</span>
 <span class="Constant">def]</span>
+  <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
+  render-all screen, <span class="Constant">3</span>:address:programming-environment-data
+  screen-should-contain [
+   <span class="Constant"> .           run (F4)           .</span>
+   <span class="Constant"> .               ┊abc           .</span>
+   <span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊def           .</span>
+   <span class="Constant"> .               ┊━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .               ┊              .</span>
+  ]
   <span class="Comment"># position cursor at start of second line and hit backspace</span>
   assume-console [
     left-click <span class="Constant">2</span>, <span class="Constant">16</span>
     type <span class="Constant">[«]</span>
   ]
-  <span class="Constant">3</span>:event/backspace<span class="Special"> &lt;- </span>merge <span class="Constant">0/text</span>, <span class="Constant">8/backspace</span>, <span class="Constant">0/dummy</span>, <span class="Constant">0/dummy</span>
-  replace-in-console <span class="Constant">171/«</span>, <span class="Constant">3</span>:event/backspace
+  <span class="Constant">4</span>:event/backspace<span class="Special"> &lt;- </span>merge <span class="Constant">0/text</span>, <span class="Constant">8/backspace</span>, <span class="Constant">0/dummy</span>, <span class="Constant">0/dummy</span>
+  replace-in-console <span class="Constant">171/«</span>, <span class="Constant">4</span>:event/backspace
   run [
-    <span class="Constant">4</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
-    event-loop screen:address, console:address, <span class="Constant">4</span>:address:programming-environment-data
-    screen:address<span class="Special"> &lt;- </span>print-character screen:address, <span class="Constant">9251/␣</span>
+    event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
+    print-character screen:address, <span class="Constant">9251/␣</span>
   ]
   <span class="Comment"># cursor moves to end of old line</span>
   screen-should-contain [
@@ -3616,12 +4669,36 @@ container programming-environment-data [
   <span class="Constant">local-scope</span>
   screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   env:address:programming-environment-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  hide-screen screen
+  <span class="Comment"># top menu</span>
+  width:number<span class="Special"> &lt;- </span>screen-width screen
+  draw-horizontal screen, <span class="Constant">0</span>, <span class="Constant">0/left</span>, width, <span class="Constant">32/space</span>, <span class="Constant">0/black</span>, <span class="Constant">238/grey</span>
+  button-start:number<span class="Special"> &lt;- </span>subtract width, <span class="Constant">20</span>
+  button-on-screen?:boolean<span class="Special"> &lt;- </span>greater-or-equal button-start, <span class="Constant">0</span>
+  assert button-on-screen?, <span class="Constant">[screen too narrow for menu]</span>
+  screen<span class="Special"> &lt;- </span>move-cursor screen, <span class="Constant">0/row</span>, button-start
+  run-button:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ run (F4) ]</span>
+  print-string screen, run-button, <span class="Constant">255/white</span>, <span class="Constant">161/reddish</span>
+  <span class="Comment"># error message</span>
+  recipe-warnings:address:array:character<span class="Special"> &lt;- </span>get *env, <span class="Constant">recipe-warnings:offset</span>
+  <span class="Delimiter">{</span>
+    <span class="muControl">break-unless</span> recipe-warnings
+    status:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[errors found]</span>
+    update-status screen, status, <span class="Constant">1/red</span>
+  <span class="Delimiter">}</span>
+  <span class="Comment"># dotted line down the middle</span>
+  divider:number, _<span class="Special"> &lt;- </span>divide-with-remainder width, <span class="Constant">2</span>
+  height:number<span class="Special"> &lt;- </span>screen-height screen
+  draw-vertical screen, divider, <span class="Constant">1/top</span>, height, <span class="Constant">9482/vertical-dotted</span>
+  <span class="Comment">#</span>
   screen<span class="Special"> &lt;- </span>render-recipes screen, env
   screen<span class="Special"> &lt;- </span>render-sandbox-side screen, env
+  <span class="Comment">#</span>
   recipes:address:editor-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">recipes:offset</span>
   current-sandbox:address:editor-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">current-sandbox:offset</span>
   sandbox-in-focus?:boolean<span class="Special"> &lt;- </span>get *env, <span class="Constant">sandbox-in-focus?:offset</span>
-  update-cursor screen, recipes, current-sandbox, sandbox-in-focus?
+  screen<span class="Special"> &lt;- </span>update-cursor screen, recipes, current-sandbox, sandbox-in-focus?
+  <span class="Comment">#</span>
   show-screen screen
   <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>
 ]
@@ -3630,6 +4707,7 @@ container programming-environment-data [
   <span class="Constant">local-scope</span>
   screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   env:address:programming-environment-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  hide-screen screen
   recipes:address:editor-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">recipes:offset</span>
   current-sandbox:address:editor-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">current-sandbox:offset</span>
   sandbox-in-focus?:boolean<span class="Special"> &lt;- </span>get *env, <span class="Constant">sandbox-in-focus?:offset</span>
@@ -3645,7 +4723,7 @@ container programming-environment-data [
     cursor-row:number<span class="Special"> &lt;- </span>get *current-sandbox, <span class="Constant">cursor-row:offset</span>
     cursor-column:number<span class="Special"> &lt;- </span>get *current-sandbox, <span class="Constant">cursor-column:offset</span>
   <span class="Delimiter">}</span>
-  move-cursor screen, cursor-row, cursor-column
+  screen<span class="Special"> &lt;- </span>move-cursor screen, cursor-row, cursor-column
   show-screen screen
   <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>
 ]
@@ -3658,7 +4736,8 @@ container programming-environment-data [
   <span class="Comment"># render recipes</span>
   left:number<span class="Special"> &lt;- </span>get *recipes, <span class="Constant">left:offset</span>
   right:number<span class="Special"> &lt;- </span>get *recipes, <span class="Constant">right:offset</span>
-  row:number, screen<span class="Special"> &lt;- </span>render screen, recipes
+  row:number, column:number, screen<span class="Special"> &lt;- </span>render screen, recipes
+  clear-line-delimited screen, column, right
   recipe-warnings:address:array:character<span class="Special"> &lt;- </span>get *env, <span class="Constant">recipe-warnings:offset</span>
   <span class="Delimiter">{</span>
     <span class="Comment"># print any warnings</span>
@@ -3672,31 +4751,11 @@ container programming-environment-data [
   <span class="Delimiter">}</span>
   <span class="Comment"># draw dotted line after recipes</span>
   draw-horizontal screen, row, left, right, <span class="Constant">9480/horizontal-dotted</span>
-  clear-rest-of-screen screen, row, left, right
-  <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>
-]
-
-<span class="muRecipe">recipe</span> clear-rest-of-screen [
-  <span class="Constant">local-scope</span>
-  screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  row:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  left:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  right:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
-  move-cursor screen, row, left
-  screen-height:number<span class="Special"> &lt;- </span>screen-height screen
-  <span class="Delimiter">{</span>
-    at-bottom-of-screen?:boolean<span class="Special"> &lt;- </span>greater-or-equal row, screen-height
-    <span class="muControl">break-if</span> at-bottom-of-screen?
-    move-cursor screen, row, left
-    clear-line-delimited screen, left, right
-    row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
-    <span class="muControl">loop</span>
-  <span class="Delimiter">}</span>
+  clear-screen-from screen, row, left, left, right
+  <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>
 ]
 
-<span class="Comment"># helper for testing a single editor</span>
-
 <span class="muRecipe">recipe</span> update-cursor [
   <span class="Constant">local-scope</span>
   screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
@@ -3717,7 +4776,151 @@ container programming-environment-data [
     cursor-row:number<span class="Special"> &lt;- </span>get *current-sandbox, <span class="Constant">cursor-row:offset</span>
     cursor-column:number<span class="Special"> &lt;- </span>get *current-sandbox, <span class="Constant">cursor-column:offset</span>
   <span class="Delimiter">}</span>
-  move-cursor screen, cursor-row, cursor-column
+  screen<span class="Special"> &lt;- </span>move-cursor screen, cursor-row, cursor-column
+  <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>
+]
+
+<span class="Comment"># ctrl-l - redraw screen (just in case it printed junk somehow)</span>
+
+<span class="muRecipe">after</span> +global-type [
+  <span class="Delimiter">{</span>
+    ctrl-l?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">12/ctrl-l</span>
+    <span class="muControl">break-unless</span> ctrl-l?
+    screen<span class="Special"> &lt;- </span>render-all screen, env:address:programming-environment-data
+    <span class="muControl">loop</span> <span class="Constant">+next-event:label</span>
+  <span class="Delimiter">}</span>
+]
+
+<span class="Comment"># ctrl-n - switch focus</span>
+<span class="Comment"># todo: test this</span>
+
+<span class="muRecipe">after</span> +global-type [
+  <span class="Delimiter">{</span>
+    ctrl-n?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">14/ctrl-n</span>
+    <span class="muControl">break-unless</span> ctrl-n?
+    *sandbox-in-focus?<span class="Special"> &lt;- </span>not *sandbox-in-focus?
+    screen<span class="Special"> &lt;- </span>update-cursor screen, recipes, current-sandbox, *sandbox-in-focus?
+    <span class="muControl">loop</span> <span class="Constant">+next-event:label</span>
+  <span class="Delimiter">}</span>
+]
+
+<span class="Comment"># ctrl-x - maximize/unmaximize the side with focus</span>
+
+<span class="muScenario">scenario</span> maximize-side [
+<span class="Constant">  $close-trace</span>
+  assume-screen <span class="Constant">30/width</span>, <span class="Constant">5/height</span>
+  <span class="Comment"># initialize both halves of screen</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
+  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[def]</span>
+  <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
+  screen<span class="Special"> &lt;- </span>render-all screen, <span class="Constant">3</span>:address:programming-environment-data
+  screen-should-contain [
+   <span class="Constant"> .           run (F4)           .</span>
+   <span class="Constant"> .abc            ┊def           .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .               ┊              .</span>
+  ]
+  <span class="Comment"># hit ctrl-x</span>
+  assume-console [
+    type <span class="Constant">[x]</span>
+  ]
+  <span class="Constant">4</span>:event/ctrl-x<span class="Special"> &lt;- </span>merge <span class="Constant">0/text</span>, <span class="Constant">24/ctrl-x</span>, <span class="Constant">0/dummy</span>, <span class="Constant">0/dummy</span>
+  replace-in-console <span class="Constant">120/x</span>, <span class="Constant">4</span>:event/ctrl-x
+  run [
+    event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
+  ]
+  <span class="Comment"># only left side visible</span>
+  screen-should-contain [
+   <span class="Constant"> .           run (F4)           .</span>
+   <span class="Constant"> .abc                           .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈.</span>
+   <span class="Constant"> .                              .</span>
+  ]
+  <span class="Comment"># hit any key to toggle back</span>
+  assume-console [
+    press <span class="Constant">24</span>  <span class="Comment"># ctrl-x</span>
+  ]
+  run [
+    event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .           run (F4)           .</span>
+   <span class="Constant"> .abc            ┊def           .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .               ┊              .</span>
+  ]
+]
+
+container programming-environment-data [
+  maximized?:boolean
+]
+
+<span class="muRecipe">after</span> +global-type [
+  <span class="Delimiter">{</span>
+    ctrl-x?:boolean<span class="Special"> &lt;- </span>equal *c, <span class="Constant">24/ctrl-x</span>
+    <span class="muControl">break-unless</span> ctrl-x?
+    screen, console<span class="Special"> &lt;- </span>maximize screen, console, env:address:programming-environment-data
+    <span class="muControl">loop</span> <span class="Constant">+next-event:label</span>
+  <span class="Delimiter">}</span>
+]
+
+<span class="muRecipe">recipe</span> maximize [
+  <span class="Constant">local-scope</span>
+  screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  console:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  env:address:programming-environment-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  hide-screen screen
+  <span class="Comment"># maximize one of the sides</span>
+  maximized?:address:boolean<span class="Special"> &lt;- </span>get-address *env, <span class="Constant">maximized?:offset</span>
+  *maximized?<span class="Special"> &lt;- </span>copy <span class="Constant">1/true</span>
+  <span class="Comment">#</span>
+  sandbox-in-focus?:boolean<span class="Special"> &lt;- </span>get *env, <span class="Constant">sandbox-in-focus?:offset</span>
+  <span class="Delimiter">{</span>
+    <span class="muControl">break-if</span> sandbox-in-focus?
+    editor:address:editor-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">recipes:offset</span>
+    right:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">right:offset</span>
+    *right<span class="Special"> &lt;- </span>screen-width screen
+    *right<span class="Special"> &lt;- </span>subtract *right, <span class="Constant">1</span>
+    screen<span class="Special"> &lt;- </span>render-recipes screen, env
+  <span class="Delimiter">}</span>
+  <span class="Delimiter">{</span>
+    <span class="muControl">break-unless</span> sandbox-in-focus?
+    editor:address:editor-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">current-sandbox:offset</span>
+    left:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">left:offset</span>
+    *left<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
+    screen<span class="Special"> &lt;- </span>render-sandbox-side screen, env
+  <span class="Delimiter">}</span>
+  show-screen screen
+  <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>, console/same-as-ingredient:<span class="Constant">1</span>
+]
+
+<span class="Comment"># when maximized, wait for any event and simply unmaximize</span>
+<span class="muRecipe">after</span> +handle-event [
+  <span class="Delimiter">{</span>
+    maximized?:address:boolean<span class="Special"> &lt;- </span>get-address *env, <span class="Constant">maximized?:offset</span>
+    <span class="muControl">break-unless</span> *maximized?
+    *maximized?<span class="Special"> &lt;- </span>copy <span class="Constant">0/false</span>
+    <span class="Comment"># undo maximize</span>
+    <span class="Delimiter">{</span>
+      <span class="muControl">break-if</span> *sandbox-in-focus?
+      editor:address:editor-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">recipes:offset</span>
+      right:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">right:offset</span>
+      *right<span class="Special"> &lt;- </span>screen-width screen
+      *right<span class="Special"> &lt;- </span>divide *right, <span class="Constant">2</span>
+      *right<span class="Special"> &lt;- </span>subtract *right, <span class="Constant">1</span>
+    <span class="Delimiter">}</span>
+    <span class="Delimiter">{</span>
+      <span class="muControl">break-unless</span> *sandbox-in-focus?
+      editor:address:editor-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">current-sandbox:offset</span>
+      left:address:number<span class="Special"> &lt;- </span>get-address *editor, <span class="Constant">left:offset</span>
+      *left<span class="Special"> &lt;- </span>screen-width screen
+      *left<span class="Special"> &lt;- </span>divide *left, <span class="Constant">2</span>
+      *left<span class="Special"> &lt;- </span>add *left, <span class="Constant">1</span>
+    <span class="Delimiter">}</span>
+    render-all screen, env
+    show-screen screen
+    <span class="muControl">loop</span> <span class="Constant">+next-event:label</span>
+  <span class="Delimiter">}</span>
 ]
 
 <span class="SalientComment">## running code from the editor and creating sandboxes</span>
@@ -3730,6 +4933,7 @@ container sandbox-data [
   expected-response:address:array:character
   <span class="Comment"># coordinates to track clicks</span>
   starting-row-on-screen:number
+  code-ending-row-on-screen:number
   response-starting-row-on-screen:number
   display-trace?:boolean
   screen:address:screen  <span class="Comment"># prints in the sandbox go here</span>
@@ -3819,11 +5023,17 @@ container sandbox-data [
   <span class="Delimiter">{</span>
     do-run?:boolean<span class="Special"> &lt;- </span>equal *k, <span class="Constant">65532/F4</span>
     <span class="muControl">break-unless</span> do-run?
-    run-sandboxes env
+    status:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[running...  ]</span>
+    screen<span class="Special"> &lt;- </span>update-status screen, status, <span class="Constant">245/grey</span>
+    screen, error?:boolean<span class="Special"> &lt;- </span>run-sandboxes env, screen
     <span class="Comment"># F4 might update warnings and results on both sides</span>
     screen<span class="Special"> &lt;- </span>render-all screen, env
-    update-cursor screen, recipes, current-sandbox, *sandbox-in-focus?
-    show-screen screen
+    <span class="Delimiter">{</span>
+      <span class="muControl">break-if</span> error?
+      status:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[            ]</span>
+      screen<span class="Special"> &lt;- </span>update-status screen, status, <span class="Constant">245/grey</span>
+    <span class="Delimiter">}</span>
+    screen<span class="Special"> &lt;- </span>update-cursor screen, recipes, current-sandbox, *sandbox-in-focus?
     <span class="muControl">loop</span> <span class="Constant">+next-event:label</span>
   <span class="Delimiter">}</span>
 ]
@@ -3831,6 +5041,7 @@ container sandbox-data [
 <span class="muRecipe">recipe</span> run-sandboxes [
   <span class="Constant">local-scope</span>
   env:address:programming-environment-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   recipes:address:editor-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">recipes:offset</span>
   <span class="Comment"># copy code from recipe editor, persist, load into mu, save any warnings</span>
   in:address:array:character<span class="Special"> &lt;- </span>editor-contents recipes
@@ -3838,7 +5049,12 @@ container sandbox-data [
   recipe-warnings:address:address:array:character<span class="Special"> &lt;- </span>get-address *env, <span class="Constant">recipe-warnings:offset</span>
   *recipe-warnings<span class="Special"> &lt;- </span>reload in
   <span class="Comment"># if recipe editor has errors, stop</span>
-  <span class="muControl">reply-if</span> *recipe-warnings
+  <span class="Delimiter">{</span>
+    <span class="muControl">break-unless</span> *recipe-warnings
+    status:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[errors found]</span>
+    update-status screen, status, <span class="Constant">1/red</span>
+    <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">1/errors-found</span>
+  <span class="Delimiter">}</span>
   <span class="Comment"># check contents of right editor (sandbox)</span>
   current-sandbox:address:editor-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">current-sandbox:offset</span>
   <span class="Delimiter">{</span>
@@ -3871,10 +5087,27 @@ container sandbox-data [
     warnings:address:address:array:character<span class="Special"> &lt;- </span>get-address *curr, <span class="Constant">warnings:offset</span>
     trace:address:address:array:character<span class="Special"> &lt;- </span>get-address *curr, <span class="Constant">trace:offset</span>
     fake-screen:address:address:screen<span class="Special"> &lt;- </span>get-address *curr, <span class="Constant">screen:offset</span>
-    *response, *warnings, *fake-screen, *trace<span class="Special"> &lt;- </span>run-interactive *data
+    *response, *warnings, *fake-screen, *trace, completed?:boolean<span class="Special"> &lt;- </span>run-interactive *data
+    <span class="Delimiter">{</span>
+      <span class="muControl">break-if</span> *warnings
+      <span class="muControl">break-if</span> completed?:boolean
+      *warnings<span class="Special"> &lt;- </span>new <span class="Constant">[took too long!</span>
+<span class="Constant">]</span>
+    <span class="Delimiter">}</span>
     curr<span class="Special"> &lt;- </span>get *curr, <span class="Constant">next-sandbox:offset</span>
     <span class="muControl">loop</span>
   <span class="Delimiter">}</span>
+  <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">1</span>, <span class="Constant">0/no-errors-found</span>
+]
+
+<span class="muRecipe">recipe</span> update-status [
+  <span class="Constant">local-scope</span>
+  screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  msg:address:array:character<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  color:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  screen<span class="Special"> &lt;- </span>move-cursor screen, <span class="Constant">0</span>, <span class="Constant">2</span>
+  screen<span class="Special"> &lt;- </span>print-string screen, msg, color, <span class="Constant">238/grey/background</span>
+  <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>
 ]
 
 <span class="muRecipe">recipe</span> save-sandboxes [
@@ -3907,27 +5140,17 @@ container sandbox-data [
   <span class="Constant">local-scope</span>
   screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   env:address:programming-environment-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-<span class="CommentedCode">#?   trace [app], [render sandbox side] #? 1</span>
+<span class="CommentedCode">#?   trace 10, [app], [render sandbox side] #? 1</span>
   current-sandbox:address:editor-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">current-sandbox:offset</span>
   left:number<span class="Special"> &lt;- </span>get *current-sandbox, <span class="Constant">left:offset</span>
   right:number<span class="Special"> &lt;- </span>get *current-sandbox, <span class="Constant">right:offset</span>
-  row:number, screen<span class="Special"> &lt;- </span>render screen, current-sandbox
+  row:number, column:number, screen, current-sandbox<span class="Special"> &lt;- </span>render screen, current-sandbox
+  clear-screen-from screen, row, column, left, right
   row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
   draw-horizontal screen, row, left, right, <span class="Constant">9473/horizontal-double</span>
   sandbox:address:sandbox-data<span class="Special"> &lt;- </span>get *env, <span class="Constant">sandbox:offset</span>
   row, screen<span class="Special"> &lt;- </span>render-sandboxes screen, sandbox, left, right, row
-  <span class="Comment"># clear rest of screen</span>
-  row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
-  move-cursor screen, row, left
-  screen-height:number<span class="Special"> &lt;- </span>screen-height screen
-  <span class="Delimiter">{</span>
-    at-bottom-of-screen?:boolean<span class="Special"> &lt;- </span>greater-or-equal row, screen-height
-    <span class="muControl">break-if</span> at-bottom-of-screen?
-    move-cursor screen, row, left
-    clear-line-delimited screen, left, right
-    row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
-    <span class="muControl">loop</span>
-  <span class="Delimiter">}</span>
+  clear-rest-of-screen screen, row, left, left, right
   <span class="muControl">reply</span> screen/same-as-ingredient:<span class="Constant">0</span>
 ]
 
@@ -3944,7 +5167,7 @@ container sandbox-data [
   <span class="muControl">reply-if</span> at-bottom?:boolean, row/same-as-ingredient:<span class="Constant">4</span>, screen/same-as-ingredient:<span class="Constant">0</span>
   <span class="Comment"># render sandbox menu</span>
   row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
-  move-cursor screen, row, left
+  screen<span class="Special"> &lt;- </span>move-cursor screen, row, left
   clear-line-delimited screen, left, right
   print-character screen, <span class="Constant">120/x</span>, <span class="Constant">245/grey</span>
   <span class="Comment"># save menu row so we can detect clicks to it later</span>
@@ -3953,6 +5176,8 @@ container sandbox-data [
   <span class="Comment"># render sandbox contents</span>
   sandbox-data:address:array:character<span class="Special"> &lt;- </span>get *sandbox, <span class="Constant">data:offset</span>
   row, screen<span class="Special"> &lt;- </span>render-string screen, sandbox-data, left, right, <span class="Constant">7/white</span>, row
+  code-ending-row:address:number<span class="Special"> &lt;- </span>get-address *sandbox, <span class="Constant">code-ending-row-on-screen:offset</span>
+  *code-ending-row<span class="Special"> &lt;- </span>copy row
   <span class="Comment"># render sandbox warnings, screen or response, in that order</span>
   response-starting-row:address:number<span class="Special"> &lt;- </span>get-address *sandbox, <span class="Constant">response-starting-row-on-screen:offset</span>
   sandbox-response:address:array:character<span class="Special"> &lt;- </span>get *sandbox, <span class="Constant">response:offset</span>
@@ -4021,7 +5246,7 @@ container sandbox-data [
   <span class="muControl">reply</span> env/same-as-ingredient:<span class="Constant">0</span>
 ]
 
-<span class="Comment"># row:number, screen:address &lt;- render-screen screen:address, sandbox-screen:address, left:number, right:number, row:number</span>
+<span class="Comment"># row, screen &lt;- render-screen screen:address, sandbox-screen:address, left:number, right:number, row:number</span>
 <span class="Comment"># print the fake sandbox screen to 'screen' with appropriate delimiters</span>
 <span class="Comment"># leave cursor at start of next line</span>
 <span class="muRecipe">recipe</span> render-screen [
@@ -4039,7 +5264,7 @@ container sandbox-data [
   row<span class="Special"> &lt;- </span>render-string screen, header, left, right, <span class="Constant">245/grey</span>, row
   <span class="Comment"># newline</span>
   row<span class="Special"> &lt;- </span>add row, <span class="Constant">1</span>
-  move-cursor screen, row, left
+  screen<span class="Special"> &lt;- </span>move-cursor screen, row, left
   <span class="Comment"># start printing s</span>
   column:number<span class="Special"> &lt;- </span>copy left
   s-width:number<span class="Special"> &lt;- </span>screen-width s
@@ -4056,7 +5281,7 @@ container sandbox-data [
     done?<span class="Special"> &lt;- </span>greater-or-equal row, screen-height
     <span class="muControl">break-if</span> done?
     column<span class="Special"> &lt;- </span>copy left
-    move-cursor screen, row, column
+    screen<span class="Special"> &lt;- </span>move-cursor screen, row, column
     <span class="Comment"># initial leader for each row: two spaces and a '.'</span>
     print-character screen, <span class="Constant">32/space</span>, <span class="Constant">245/grey</span>
     print-character screen, <span class="Constant">32/space</span>, <span class="Constant">245/grey</span>
@@ -4230,11 +5455,11 @@ container sandbox-data [
 ]
 
 <span class="muScenario">scenario</span> run-instruction-manages-screen-per-sandbox [
-  $close-trace  <span class="Comment"># trace too long for github #? 1</span>
+  $close-trace  <span class="Comment"># trace too long for github</span>
   assume-screen <span class="Constant">100/width</span>, <span class="Constant">20/height</span>
   <span class="Comment"># left editor is empty</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[]</span>
-  <span class="Comment"># right editor contains an illegal instruction</span>
+  <span class="Comment"># right editor contains an instruction</span>
   <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[print-integer screen:address, 4]</span>
   <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
   <span class="Comment"># run the code in the editor</span>
@@ -4244,8 +5469,39 @@ container sandbox-data [
   run [
     event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
   ]
-  <span class="Comment"># check that it prints a little 5x5 toy screen</span>
-  <span class="Comment"># hack: screen address is brittle</span>
+  <span class="Comment"># check that it prints a little toy screen</span>
+  screen-should-contain [
+   <span class="Constant"> .                                                                                 run (F4)           .</span>
+   <span class="Constant"> .                                                  ┊                                                 .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .                                                  ┊                                                x.</span>
+   <span class="Constant"> .                                                  ┊print-integer screen:address, 4                  .</span>
+   <span class="Constant"> .                                                  ┊screen:                                          .</span>
+   <span class="Constant"> .                                                  ┊  .4                             .               .</span>
+   <span class="Constant"> .                                                  ┊  .                              .               .</span>
+   <span class="Constant"> .                                                  ┊  .                              .               .</span>
+   <span class="Constant"> .                                                  ┊  .                              .               .</span>
+   <span class="Constant"> .                                                  ┊  .                              .               .</span>
+   <span class="Constant"> .                                                  ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .                                                  ┊                                                 .</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> sandbox-with-print-can-be-edited [
+<span class="Constant">  $close-trace</span>
+  assume-screen <span class="Constant">100/width</span>, <span class="Constant">20/height</span>
+  <span class="Comment"># left editor is empty</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[]</span>
+  <span class="Comment"># right editor contains an instruction</span>
+  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[print-integer screen:address, 4]</span>
+  <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
+  <span class="Comment"># run the sandbox</span>
+  assume-console [
+    press <span class="Constant">65532</span>  <span class="Comment"># F4</span>
+  ]
+  run [
+    event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
+  ]
   screen-should-contain [
    <span class="Constant"> .                                                                                 run (F4)           .</span>
    <span class="Constant"> .                                                  ┊                                                 .</span>
@@ -4261,6 +5517,51 @@ container sandbox-data [
    <span class="Constant"> .                                                  ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
    <span class="Constant"> .                                                  ┊                                                 .</span>
   ]
+  <span class="Comment"># edit the sandbox</span>
+  assume-console [
+    left-click <span class="Constant">3</span>, <span class="Constant">70</span>
+  ]
+  run [
+    event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .                                                                                 run (F4)           .</span>
+   <span class="Constant"> .                                                  ┊print-integer screen:address, 4                  .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .                                                  ┊                                                 .</span>
+   <span class="Constant"> .                                                  ┊                                                 .</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> sandbox-can-handle-infinite-loop [
+<span class="Constant">  $close-trace</span>
+  assume-screen <span class="Constant">100/width</span>, <span class="Constant">20/height</span>
+  <span class="Comment"># left editor is empty</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[recipe foo [</span>
+<span class="Constant">  {</span>
+<span class="Constant">    loop</span>
+<span class="Constant">  }</span>
+<span class="Constant">]</span>]
+  <span class="Comment"># right editor contains an instruction</span>
+  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[foo]</span>
+  <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
+  <span class="Comment"># run the sandbox</span>
+  assume-console [
+    press <span class="Constant">65532</span>  <span class="Comment"># F4</span>
+  ]
+  run [
+    event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .                                                                                 run (F4)           .</span>
+   <span class="Constant"> .recipe foo [                                      ┊                                                 .</span>
+   <span class="Constant"> .  {                                               ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .    loop                                          ┊                                                x.</span>
+   <span class="Constant"> .  }                                               ┊foo                                              .</span>
+   <span class="Constant"> .]                                                 ┊took too long!                                   .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .                                                  ┊                                                 .</span>
+  ]
 ]
 
 <span class="muRecipe">recipe</span> editor-contents [
@@ -4368,8 +5669,9 @@ container sandbox-data [
     sandbox:address:sandbox-data<span class="Special"> &lt;- </span>extract-sandbox env, click-row
     text:address:array:character<span class="Special"> &lt;- </span>get *sandbox, <span class="Constant">data:offset</span>
     current-sandbox<span class="Special"> &lt;- </span>insert-text current-sandbox, text
+    hide-screen screen
     screen<span class="Special"> &lt;- </span>render-sandbox-side screen, env
-    update-cursor screen, recipes, current-sandbox, *sandbox-in-focus?
+    screen<span class="Special"> &lt;- </span>update-cursor screen, recipes, current-sandbox, *sandbox-in-focus?
     show-screen screen
     <span class="muControl">loop</span> <span class="Constant">+next-event:label</span>
   <span class="Delimiter">}</span>
@@ -4482,9 +5784,10 @@ container sandbox-data [
   <span class="Delimiter">{</span>
     was-delete?:boolean<span class="Special"> &lt;- </span>delete-sandbox *t, env
     <span class="muControl">break-unless</span> was-delete?
-<span class="CommentedCode">#?     trace [app], [delete clicked] #? 1</span>
+<span class="CommentedCode">#?     trace 10, [app], [delete clicked] #? 1</span>
+    hide-screen screen
     screen<span class="Special"> &lt;- </span>render-sandbox-side screen, env
-    update-cursor screen, recipes, current-sandbox, *sandbox-in-focus?
+    screen<span class="Special"> &lt;- </span>update-cursor screen, recipes, current-sandbox, *sandbox-in-focus?
     show-screen screen
     <span class="muControl">loop</span> <span class="Constant">+next-event:label</span>
   <span class="Delimiter">}</span>
@@ -4611,6 +5914,7 @@ container sandbox-data [
     <span class="Comment"># toggle its expected-response, and save session</span>
     sandbox<span class="Special"> &lt;- </span>toggle-expected-response sandbox
     save-sandboxes env
+    hide-screen screen
     screen<span class="Special"> &lt;- </span>render-sandbox-side screen, env, <span class="Constant">1/clear</span>
     <span class="Comment"># no change in cursor</span>
     show-screen screen
@@ -4639,11 +5943,9 @@ container sandbox-data [
   <span class="Delimiter">}</span>
   <span class="Comment"># return sandbox if click is in its output region</span>
   response-starting-row:number<span class="Special"> &lt;- </span>get *sandbox, <span class="Constant">response-starting-row-on-screen:offset</span>
+  <span class="muControl">reply-unless</span> response-starting-row, <span class="Constant">0/no-click-in-sandbox-output</span>
   click-in-response?:boolean<span class="Special"> &lt;- </span>greater-or-equal click-row, response-starting-row
-  <span class="Delimiter">{</span>
-    <span class="muControl">break-if</span> click-in-response?
-    <span class="muControl">reply</span> <span class="Constant">0/no-click-in-sandbox-output</span>
-  <span class="Delimiter">}</span>
+  <span class="muControl">reply-unless</span> click-in-response?, <span class="Constant">0/no-click-in-sandbox-output</span>
   <span class="muControl">reply</span> sandbox
 ]
 
@@ -4690,7 +5992,7 @@ container sandbox-data [
   <span class="Comment"># basic recipe</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
 <span class="Constant">recipe foo [</span>
-<span class="Constant">  trace [abc]</span>
+<span class="Constant">  stash [abc]</span>
 ]]
   <span class="Comment"># run it</span>
   <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[foo]</span>
@@ -4703,7 +6005,7 @@ container sandbox-data [
    <span class="Constant"> .                     run (F4)           .</span>
    <span class="Constant"> .                    ┊                   .</span>
    <span class="Constant"> .recipe foo [        ┊━━━━━━━━━━━━━━━━━━━.</span>
-   <span class="Constant"> .  trace [abc]       ┊                  x.</span>
+   <span class="Constant"> .  stash [abc]       ┊                  x.</span>
    <span class="Constant"> .]                   ┊foo                .</span>
 <span class="Constant">    .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━.</span>
    <span class="Constant"> .                    ┊                   .</span>
@@ -4720,7 +6022,7 @@ container sandbox-data [
    <span class="Constant"> .                     run (F4)           .</span>
    <span class="Constant"> .                    ┊                   .</span>
    <span class="Constant"> .recipe foo [        ┊━━━━━━━━━━━━━━━━━━━.</span>
-   <span class="Constant"> .  trace [abc]       ┊                  x.</span>
+   <span class="Constant"> .  stash [abc]       ┊                  x.</span>
    <span class="Constant"> .]                   ┊foo                .</span>
    <span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊abc                .</span>
    <span class="Constant"> .                    ┊━━━━━━━━━━━━━━━━━━━.</span>
@@ -4748,7 +6050,7 @@ container sandbox-data [
    <span class="Constant"> .                     run (F4)           .</span>
    <span class="Constant"> .                    ┊                   .</span>
    <span class="Constant"> .recipe foo [        ┊━━━━━━━━━━━━━━━━━━━.</span>
-   <span class="Constant"> .  trace [abc]       ┊                  x.</span>
+   <span class="Constant"> .  stash [abc]       ┊                  x.</span>
    <span class="Constant"> .]                   ┊foo                .</span>
 <span class="Constant">    .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━.</span>
    <span class="Constant"> .                    ┊                   .</span>
@@ -4761,7 +6063,7 @@ container sandbox-data [
   <span class="Comment"># basic recipe</span>
   <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
 <span class="Constant">recipe foo [</span>
-<span class="Constant">  trace [abc]</span>
+<span class="Constant">  stash [abc]</span>
   add <span class="Constant">2</span>, <span class="Constant">2</span>
 ]]
   <span class="Comment"># run it</span>
@@ -4775,7 +6077,7 @@ container sandbox-data [
    <span class="Constant"> .                     run (F4)           .</span>
    <span class="Constant"> .                    ┊                   .</span>
    <span class="Constant"> .recipe foo [        ┊━━━━━━━━━━━━━━━━━━━.</span>
-   <span class="Constant"> .  trace [abc]       ┊                  x.</span>
+   <span class="Constant"> .  stash [abc]       ┊                  x.</span>
    <span class="Constant"> .  add 2, 2          ┊foo                .</span>
    <span class="Constant"> .]                   ┊4                  .</span>
 <span class="Constant">    .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━.</span>
@@ -4793,7 +6095,7 @@ container sandbox-data [
    <span class="Constant"> .                     run (F4)           .</span>
    <span class="Constant"> .                    ┊                   .</span>
    <span class="Constant"> .recipe foo [        ┊━━━━━━━━━━━━━━━━━━━.</span>
-   <span class="Constant"> .  trace [abc]       ┊                  x.</span>
+   <span class="Constant"> .  stash [abc]       ┊                  x.</span>
    <span class="Constant"> .  add 2, 2          ┊foo                .</span>
    <span class="Constant"> .]                   ┊abc                .</span>
    <span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊4                  .</span>
@@ -4822,6 +6124,7 @@ container sandbox-data [
     <span class="Comment"># toggle its display-trace? property</span>
     x:address:boolean<span class="Special"> &lt;- </span>get-address *sandbox, <span class="Constant">display-trace?:offset</span>
     *x<span class="Special"> &lt;- </span>not *x
+    hide-screen screen
     screen<span class="Special"> &lt;- </span>render-sandbox-side screen, env, <span class="Constant">1/clear</span>
     <span class="Comment"># no change in cursor</span>
     show-screen screen
@@ -4849,8 +6152,8 @@ container sandbox-data [
     <span class="muControl">loop</span>
   <span class="Delimiter">}</span>
   <span class="Comment"># return sandbox if click is in its code region</span>
-  response-starting-row:number<span class="Special"> &lt;- </span>get *sandbox, <span class="Constant">response-starting-row-on-screen:offset</span>
-  click-above-response?:boolean<span class="Special"> &lt;- </span>lesser-than click-row, response-starting-row
+  code-ending-row:number<span class="Special"> &lt;- </span>get *sandbox, <span class="Constant">code-ending-row-on-screen:offset</span>
+  click-above-response?:boolean<span class="Special"> &lt;- </span>lesser-or-equal click-row, code-ending-row
   start:number<span class="Special"> &lt;- </span>get *sandbox, <span class="Constant">starting-row-on-screen:offset</span>
   click-below-menu?:boolean<span class="Special"> &lt;- </span>greater-than click-row, start
   click-on-sandbox-code?:boolean<span class="Special"> &lt;- </span>and click-above-response?, click-below-menu?
@@ -4879,20 +6182,20 @@ container sandbox-data [
 <span class="muScenario">scenario</span> run-shows-warnings-in-get [
 <span class="Constant">  $close-trace</span>
   assume-screen <span class="Constant">100/width</span>, <span class="Constant">15/height</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
+<span class="Constant">recipe foo [</span>
+<span class="Constant">  get 123:number, foo:offset</span>
+<span class="Constant">]</span>]
+  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[foo]</span>
+  <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
   assume-console [
     press <span class="Constant">65532</span>  <span class="Comment"># F4</span>
   ]
   run [
-    x:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
-<span class="Constant">recipe foo [</span>
-<span class="Constant">  get 123:number, foo:offset</span>
-<span class="Constant">]</span>]
-    y:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[foo]</span>
-    env:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, x:address:array:character, y:address:array:character
-    event-loop screen:address, console:address, env:address:programming-environment-data
+    event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
   ]
   screen-should-contain [
-   <span class="Constant"> .                                                                                 run (F4)           .</span>
+   <span class="Constant"> .  errors found                                                                   run (F4)           .</span>
    <span class="Constant"> .                                                  ┊foo                                              .</span>
    <span class="Constant"> .recipe foo [                                      ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
    <span class="Constant"> .  get 123:number, foo:offset                      ┊                                                 .</span>
@@ -4902,7 +6205,7 @@ container sandbox-data [
    <span class="Constant"> .                                                  ┊                                                 .</span>
   ]
   screen-should-contain-in-color <span class="Constant">1/red</span>, [
-   <span class="Constant"> .                                                                                                    .</span>
+   <span class="Constant"> .  errors found                                                                                      .</span>
    <span class="Constant"> .                                                                                                    .</span>
    <span class="Constant"> .                                                                                                    .</span>
    <span class="Constant"> .                                                                                                    .</span>
@@ -4915,20 +6218,20 @@ container sandbox-data [
 <span class="muScenario">scenario</span> run-shows-missing-type-warnings [
 <span class="Constant">  $close-trace</span>
   assume-screen <span class="Constant">100/width</span>, <span class="Constant">15/height</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
+<span class="Constant">recipe foo [</span>
+<span class="Constant">  x &lt;- copy 0</span>
+<span class="Constant">]</span>]
+  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[foo]</span>
+  <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
   assume-console [
     press <span class="Constant">65532</span>  <span class="Comment"># F4</span>
   ]
   run [
-    x:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
-<span class="Constant">recipe foo [</span>
-<span class="Constant">  x &lt;- copy 0</span>
-<span class="Constant">]</span>]
-    y:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[foo]</span>
-    env:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, x:address:array:character, y:address:array:character
-    event-loop screen:address, console:address, env:address:programming-environment-data
+    event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
   ]
   screen-should-contain [
-   <span class="Constant"> .                                                                                 run (F4)           .</span>
+   <span class="Constant"> .  errors found                                                                   run (F4)           .</span>
    <span class="Constant"> .                                                  ┊foo                                              .</span>
    <span class="Constant"> .recipe foo [                                      ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
    <span class="Constant"> .  x &lt;- copy 0                                     ┊                                                 .</span>
@@ -4939,21 +6242,50 @@ container sandbox-data [
   ]
 ]
 
-<span class="muScenario">scenario</span> run-shows-get-on-non-container-warnings [
+<span class="muScenario">scenario</span> run-shows-unbalanced-bracket-warnings [
 <span class="Constant">  $close-trace</span>
   assume-screen <span class="Constant">100/width</span>, <span class="Constant">15/height</span>
+  <span class="Comment"># recipe is incomplete (unbalanced '[')</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
+<span class="Constant">recipe foo «</span>
+<span class="Constant">  x &lt;- copy 0</span>
+<span class="Constant">]</span>
+  string-replace <span class="Constant">1</span>:address:array:character, <span class="Constant">171/«</span>, <span class="Constant">91</span>  <span class="Comment"># '['</span>
+  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[foo]</span>
+  <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
   assume-console [
     press <span class="Constant">65532</span>  <span class="Comment"># F4</span>
   ]
   run [
-    x:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
+    event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .  errors found                                                                   run (F4)           .</span>
+   <span class="Constant"> .                                                  ┊foo                                              .</span>
+   <span class="Constant"> .recipe foo \\\[                                      ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .  x &lt;- copy 0                                     ┊                                                 .</span>
+   <span class="Constant"> .                                                  ┊                                                 .</span>
+   <span class="Constant"> .9: unbalanced '\\\[' for recipe                      ┊                                                 .</span>
+   <span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊                                                 .</span>
+   <span class="Constant"> .                                                  ┊                                                 .</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> run-shows-get-on-non-container-warnings [
+<span class="Constant">  $close-trace</span>
+  assume-screen <span class="Constant">100/width</span>, <span class="Constant">15/height</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
 <span class="Constant">recipe foo [</span>
 <span class="Constant">  x:address:point &lt;- new point:type</span>
 <span class="Constant">  get x:address:point, 1:offset</span>
 <span class="Constant">]</span>]
-    y:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[foo]</span>
-    env:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, x:address:array:character, y:address:array:character
-    event-loop screen:address, console:address, env:address:programming-environment-data
+  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[foo]</span>
+  <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
+  assume-console [
+    press <span class="Constant">65532</span>  <span class="Comment"># F4</span>
+  ]
+  run [
+    event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
   ]
   screen-should-contain [
    <span class="Constant"> .                                                                                 run (F4)           .</span>
@@ -4971,22 +6303,22 @@ container sandbox-data [
 <span class="muScenario">scenario</span> run-shows-non-literal-get-argument-warnings [
 <span class="Constant">  $close-trace</span>
   assume-screen <span class="Constant">100/width</span>, <span class="Constant">15/height</span>
-  assume-console [
-    press <span class="Constant">65532</span>  <span class="Comment"># F4</span>
-  ]
-  run [
-    x:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
 <span class="Constant">recipe foo [</span>
 <span class="Constant">  x:number &lt;- copy 0</span>
 <span class="Constant">  y:address:point &lt;- new point:type</span>
 <span class="Constant">  get *y:address:point, x:number</span>
 <span class="Constant">]</span>]
-    y:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[foo]</span>
-    env:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, x:address:array:character, y:address:array:character
-    event-loop screen:address, console:address, env:address:programming-environment-data
+  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[foo]</span>
+  <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
+  assume-console [
+    press <span class="Constant">65532</span>  <span class="Comment"># F4</span>
+  ]
+  run [
+    event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
   ]
   screen-should-contain [
-   <span class="Constant"> .                                                                                 run (F4)           .</span>
+   <span class="Constant"> .  errors found                                                                   run (F4)           .</span>
    <span class="Constant"> .                                                  ┊foo                                              .</span>
    <span class="Constant"> .recipe foo [                                      ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
    <span class="Constant"> .  x:number &lt;- copy 0                              ┊                                                 .</span>
@@ -5000,6 +6332,51 @@ container sandbox-data [
   ]
 ]
 
+<span class="muScenario">scenario</span> run-shows-warnings-everytime [
+<span class="Constant">  $close-trace</span>
+  <span class="Comment"># try to run a file with an error</span>
+  assume-screen <span class="Constant">100/width</span>, <span class="Constant">15/height</span>
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
+<span class="Constant">recipe foo [</span>
+<span class="Constant">  x:number &lt;- copy y:number</span>
+<span class="Constant">]</span>]
+  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[foo]</span>
+  <span class="Constant">3</span>:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment screen:address, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
+  assume-console [
+    press <span class="Constant">65532</span>  <span class="Comment"># F4</span>
+  ]
+  run [
+    event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .  errors found                                                                   run (F4)           .</span>
+   <span class="Constant"> .                                                  ┊foo                                              .</span>
+   <span class="Constant"> .recipe foo [                                      ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .  x:number &lt;- copy y:number                       ┊                                                 .</span>
+   <span class="Constant"> .]                                                 ┊                                                 .</span>
+   <span class="Constant"> .use before set: y in foo                          ┊                                                 .</span>
+   <span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊                                                 .</span>
+   <span class="Constant"> .                                                  ┊                                                 .</span>
+  ]
+  <span class="Comment"># rerun the file, check for the same error</span>
+  assume-console [
+    press <span class="Constant">65532</span>  <span class="Comment"># F4</span>
+  ]
+  run [
+    event-loop screen:address, console:address, <span class="Constant">3</span>:address:programming-environment-data
+  ]
+  screen-should-contain [
+   <span class="Constant"> .  errors found                                                                   run (F4)           .</span>
+   <span class="Constant"> .                                                  ┊foo                                              .</span>
+   <span class="Constant"> .recipe foo [                                      ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .  x:number &lt;- copy y:number                       ┊                                                 .</span>
+   <span class="Constant"> .]                                                 ┊                                                 .</span>
+   <span class="Constant"> .use before set: y in foo                          ┊                                                 .</span>
+   <span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊                                                 .</span>
+   <span class="Constant"> .                                                  ┊                                                 .</span>
+  ]
+]
+
 <span class="SalientComment">## helpers for drawing editor borders</span>
 
 <span class="muRecipe">recipe</span> draw-box [
@@ -5025,7 +6402,7 @@ container sandbox-data [
   draw-bottom-left screen, bottom, left, color
   draw-bottom-right screen, bottom, right, color
   <span class="Comment"># position cursor inside box</span>
-  move-cursor screen, top, left
+  screen<span class="Special"> &lt;- </span>move-cursor screen, top, left
   cursor-down screen
   cursor-right screen
 ]
@@ -5052,7 +6429,7 @@ container sandbox-data [
     <span class="muControl">break-if</span> bg-color-found?
     bg-color<span class="Special"> &lt;- </span>copy <span class="Constant">0/black</span>
   <span class="Delimiter">}</span>
-  move-cursor screen, row, x
+  screen<span class="Special"> &lt;- </span>move-cursor screen, row, x
   <span class="Delimiter">{</span>
     continue?:boolean<span class="Special"> &lt;- </span>lesser-or-equal x, right  <span class="Comment"># right is inclusive, to match editor-data semantics</span>
     <span class="muControl">break-unless</span> continue?
@@ -5082,7 +6459,7 @@ container sandbox-data [
   <span class="Delimiter">{</span>
     continue?:boolean<span class="Special"> &lt;- </span>lesser-than y, bottom
     <span class="muControl">break-unless</span> continue?
-    move-cursor screen, y, col
+    screen<span class="Special"> &lt;- </span>move-cursor screen, y, col
     print-character screen, style, color
     y<span class="Special"> &lt;- </span>add y, <span class="Constant">1</span>
     <span class="muControl">loop</span>
@@ -5100,7 +6477,7 @@ container sandbox-data [
     <span class="muControl">break-if</span> color-found?
     color<span class="Special"> &lt;- </span>copy <span class="Constant">245/grey</span>
   <span class="Delimiter">}</span>
-  move-cursor screen, top, left
+  screen<span class="Special"> &lt;- </span>move-cursor screen, top, left
   print-character screen, <span class="Constant">9484/down-right</span>, color
 ]
 
@@ -5115,7 +6492,7 @@ container sandbox-data [
     <span class="muControl">break-if</span> color-found?
     color<span class="Special"> &lt;- </span>copy <span class="Constant">245/grey</span>
   <span class="Delimiter">}</span>
-  move-cursor screen, top, right
+  screen<span class="Special"> &lt;- </span>move-cursor screen, top, right
   print-character screen, <span class="Constant">9488/down-left</span>, color
 ]
 
@@ -5130,7 +6507,7 @@ container sandbox-data [
     <span class="muControl">break-if</span> color-found?
     color<span class="Special"> &lt;- </span>copy <span class="Constant">245/grey</span>
   <span class="Delimiter">}</span>
-  move-cursor screen, bottom, left
+  screen<span class="Special"> &lt;- </span>move-cursor screen, bottom, left
   print-character screen, <span class="Constant">9492/up-right</span>, color
 ]
 
@@ -5145,7 +6522,7 @@ container sandbox-data [
     <span class="muControl">break-if</span> color-found?
     color<span class="Special"> &lt;- </span>copy <span class="Constant">245/grey</span>
   <span class="Delimiter">}</span>
-  move-cursor screen, bottom, right
+  screen<span class="Special"> &lt;- </span>move-cursor screen, bottom, right
   print-character screen, <span class="Constant">9496/up-left</span>, color
 ]
 
diff --git a/html/factorial.mu.html b/html/factorial.mu.html
index 4a153691..d3837c22 100644
--- a/html/factorial.mu.html
+++ b/html/factorial.mu.html
@@ -13,13 +13,13 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
-.Delimiter { color: #a04060; }
+.muScenario { color: #00af00; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.muScenario { color: #00af00; }
+.Delimiter { color: #a04060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
diff --git a/html/fork.mu.html b/html/fork.mu.html
index a051c0b3..09d02860 100644
--- a/html/fork.mu.html
+++ b/html/fork.mu.html
@@ -13,11 +13,11 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
-.Delimiter { color: #a04060; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
+.Delimiter { color: #a04060; }
+.muControl { color: #c0a020; }
 -->
 </style>
 
diff --git a/html/tangle.mu.html b/html/tangle.mu.html
index e17d1df8..e3dba023 100644
--- a/html/tangle.mu.html
+++ b/html/tangle.mu.html
@@ -13,12 +13,12 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.muControl { color: #c0a020; }
 .muRecipe { color: #ff8700; }
-.Delimiter { color: #a04060; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
+.Delimiter { color: #a04060; }
+.muControl { color: #c0a020; }
 -->
 </style>