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-rw-r--r--html/000organization.cc.html11
-rw-r--r--html/001help.cc.html25
-rw-r--r--html/002test.cc.html43
-rw-r--r--html/003trace.cc.html170
-rw-r--r--html/003trace.test.cc.html69
-rw-r--r--html/010vm.cc.html116
-rw-r--r--html/011load.cc.html149
-rw-r--r--html/012transform.cc.html33
-rw-r--r--html/013literal_string.cc.html79
-rw-r--r--html/014literal_noninteger.cc.html13
-rw-r--r--html/020run.cc.html120
-rw-r--r--html/021arithmetic.cc.html52
-rw-r--r--html/022boolean.cc.html41
-rw-r--r--html/023jump.cc.html72
-rw-r--r--html/024compare.cc.html118
-rw-r--r--html/027trace.cc.html66
-rw-r--r--html/028assert.cc.html26
-rw-r--r--html/029debug.cc.html129
-rw-r--r--html/030container.cc.html181
-rw-r--r--html/031address.cc.html107
-rw-r--r--html/032array.cc.html80
-rw-r--r--html/033exclusive_container.cc.html67
-rw-r--r--html/034call.cc.html47
-rw-r--r--html/035call_ingredient.cc.html41
-rw-r--r--html/036call_reply.cc.html121
-rw-r--r--html/037recipe.cc.html22
-rw-r--r--html/038scheduler.cc.html161
-rw-r--r--html/039wait.cc.html80
-rw-r--r--html/040brace.cc.html107
-rw-r--r--html/041jump_label.cc.html47
-rw-r--r--html/042name.cc.html192
-rw-r--r--html/043new.cc.html190
-rw-r--r--html/044space.cc.html111
-rw-r--r--html/045space_surround.cc.html25
-rw-r--r--html/046closure_name.cc.html108
-rw-r--r--html/047global.cc.html40
-rw-r--r--html/048tangle.cc.html21
-rw-r--r--html/049continuation.cc.html76
-rw-r--r--html/050scenario.cc.html214
-rw-r--r--html/060string.mu.html6
-rw-r--r--html/061channel.mu.html6
-rw-r--r--html/062array.mu.html2
-rw-r--r--html/063list.mu.html4
-rw-r--r--html/064random.cc.html19
-rw-r--r--html/065duplex_list.mu.html6
-rw-r--r--html/066stream.mu.html2
-rw-r--r--html/070display.cc.html169
-rw-r--r--html/071print.mu.html6
-rw-r--r--html/072scenario_screen.cc.html216
-rw-r--r--html/074console.mu.html4
-rw-r--r--html/075scenario_console.cc.html81
-rw-r--r--html/080trace_browser.cc.html171
-rw-r--r--html/081run_interactive.cc.html175
-rw-r--r--html/082persist.cc.html75
-rw-r--r--html/999spaces.cc.html4
-rw-r--r--html/callcc.mu.html2
-rw-r--r--html/channel.mu.html2
-rw-r--r--html/chessboard.mu.html6
-rw-r--r--html/console.mu.html2
-rw-r--r--html/counters.mu.html2
-rw-r--r--html/display.mu.html4
-rw-r--r--html/edit.mu.html335
-rw-r--r--html/factorial.mu.html4
-rw-r--r--html/factorial.pngbin29421 -> 29444 bytes
-rw-r--r--html/fork.mu.html2
-rw-r--r--html/global.mu.html2
-rw-r--r--html/screen.mu.html2
-rw-r--r--html/tangle.mu.html2
-rw-r--r--html/x.mu.html2
69 files changed, 2579 insertions, 2104 deletions
diff --git a/html/000organization.cc.html b/html/000organization.cc.html
index 641dae8c..b882e19c 100644
--- a/html/000organization.cc.html
+++ b/html/000organization.cc.html
@@ -13,11 +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; }
-.Identifier { color: #804000; }
+.Delimiter { color: #a04060; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .PreProc { color: #c000c0; }
-.Delimiter { color: #a04060; }
+.Identifier { color: #804000; }
 -->
 </style>
 
@@ -131,7 +132,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Comment">// Globals</span>
 <span class="Comment">// End Globals</span>
 
-int main<span class="Delimiter">(</span>int argc<span class="Delimiter">,</span> char* argv[]<span class="Delimiter">)</span> <span class="Delimiter">{</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>
   atexit<span class="Delimiter">(</span>teardown<span class="Delimiter">);</span>
 
   <span class="Comment">// End One-time Setup</span>
@@ -148,11 +149,11 @@ int main<span class="Delimiter">(</span>int argc<span class="Delimiter">,</span>
 <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>
-void setup<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> setup<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   <span class="Comment">// End Setup</span>
 <span class="Delimiter">}</span>
 
-void teardown<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> 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 052fd061..2a89daac 100644
--- a/html/001help.cc.html
+++ b/html/001help.cc.html
@@ -14,12 +14,13 @@ pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .cSpecial { color: #008000; }
+.SalientComment { color: #00ffff; }
 .Constant { color: #00a0a0; }
+.PreProc { color: #c000c0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
-.SalientComment { color: #00ffff; }
 .Identifier { color: #804000; }
-.PreProc { color: #c000c0; }
 -->
 </style>
 
@@ -35,7 +36,7 @@ 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>
-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="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>
   <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>
@@ -58,7 +59,7 @@ if <span class="Delimiter">(</span>argc &lt;= <span class="Constant">1</span> ||
 <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>
-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="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>
   <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>
 
@@ -111,7 +112,7 @@ bool is_equal<span class="Delimiter">(</span>char* s<span class="Delimiter">,</s
 <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="Constant">62</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="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="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>
@@ -120,16 +121,16 @@ bool is_equal<span class="Delimiter">(</span>char* s<span class="Delimiter">,</s
 <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>
-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="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>
 
 <span class="PreProc">#include</span><span class="Constant">&lt;cstring&gt;</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;string&gt;</span>
-using std::string<span class="Delimiter">;</span>
+<span class="Normal">using</span> std::string<span class="Delimiter">;</span>
 </pre>
 </body>
 </html>
diff --git a/html/002test.cc.html b/html/002test.cc.html
index 4c280e92..6d7eb925 100644
--- a/html/002test.cc.html
+++ b/html/002test.cc.html
@@ -15,10 +15,11 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
-.PreProc { color: #c000c0; }
 .CommentedCode { color: #6c6c6c; }
+.PreProc { color: #c000c0; }
 .Identifier { color: #804000; }
 -->
 </style>
@@ -42,19 +43,19 @@ 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>
-typedef void <span class="Delimiter">(</span>*test_fn<span class="Delimiter">)(</span>void<span class="Delimiter">);</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>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-const test_fn Tests[] = <span class="Delimiter">{</span>
+<span class="Normal">const</span> 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>
 
-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="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>
 
 <span class="PreProc">#define CHECK(X) \</span>
-<span class="PreProc">  </span>if<span class="PreProc"> (!(X)) </span><span class="Delimiter">{</span><span class="PreProc"> \</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">    ++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>
@@ -62,7 +63,7 @@ long Num_failures = <span class="Constant">0</span><span class="Delimiter">;</sp
 <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>if<span class="PreProc"> ((X) != (Y)) </span><span class="Delimiter">{</span><span class="PreProc"> \</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">    ++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>
@@ -74,25 +75,25 @@ long Num_failures = <span class="Constant">0</span><span class="Delimiter">;</sp
 Passed = <span class="Constant">true</span><span class="Delimiter">;</span>
 
 <span class="Delimiter">:(before &quot;End Commandline Parsing&quot;)</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>
+<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>
   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>
-if <span class="Delimiter">(</span>Run_tests<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span class="Normal">if</span> <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>
-  time_t t<span class="Delimiter">;</span> time<span class="Delimiter">(</span>&amp;t<span class="Delimiter">);</span>
+  <span class="Normal">time_t</span> 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>
-  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="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>
 <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>
-  if <span class="Delimiter">(</span>Num_failures &gt; <span class="Constant">0</span><span class="Delimiter">)</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>
     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>
@@ -102,8 +103,8 @@ if <span class="Delimiter">(</span>Run_tests<span class="Delimiter">)</span> <sp
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</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>
+<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>
     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>
@@ -111,18 +112,18 @@ void run_test<span class="Delimiter">(</span>size_t i<span class="Delimiter">)</
   <span class="Comment">// End Test Setup</span>
   <span class="Delimiter">(</span>*Tests[i]<span class="Delimiter">)();</span>
   teardown<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="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>
 <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="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>
 <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="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>
   <span class="Comment">// safe because string.c_str() is guaranteed to be null-terminated</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>
+  <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>
   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/003trace.cc.html b/html/003trace.cc.html
index 0143551b..2eabf9ff 100644
--- a/html/003trace.cc.html
+++ b/html/003trace.cc.html
@@ -16,6 +16,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
 .PreProc { color: #c000c0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .CommentedCode { color: #6c6c6c; }
@@ -114,56 +115,56 @@ 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>
-bool Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
+<span class="Normal">bool</span> 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>
-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>
+<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>
   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>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>
+  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>
 <span class="Delimiter">};</span>
 
 <span class="Delimiter">:(before &quot;End Tracing&quot;)</span>
-struct trace_stream <span class="Delimiter">{</span>
+<span class="Normal">struct</span> 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>
-  int curr_depth<span class="Delimiter">;</span>
+  <span class="Normal">int</span> curr_depth<span class="Delimiter">;</span>
   string dump_layer<span class="Delimiter">;</span>
   string collect_layer<span class="Delimiter">;</span>  <span class="Comment">// if set, ignore all other 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> if <span class="Delimiter">(</span>curr_stream<span class="Delimiter">)</span> delete curr_stream<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>
 
   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>int depth<span class="Delimiter">,</span> string layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    if <span class="Delimiter">(</span>!collect_layer<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> &amp;&amp; layer != collect_layer<span class="Delimiter">)</span> <span class="Identifier">return</span> null_stream<span class="Delimiter">;</span>
-    newline<span class="Delimiter">();</span>
-    curr_stream = new ostringstream<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>!collect_layer<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> &amp;&amp; layer != collect_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>
     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="Comment">// be sure to call this before messing with curr_stream or curr_layer</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>
+  <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>
     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>
     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>
-    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="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> ||
         <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>
-    delete curr_stream<span class="Delimiter">;</span>
+    <span class="Normal">delete</span> 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>
@@ -171,12 +172,11 @@ struct trace_stream <span class="Delimiter">{</span>
 
   <span class="Comment">// Useful for debugging.</span>
   string readable_contents<span class="Delimiter">(</span>string layer<span class="Delimiter">)</span> <span class="Delimiter">{</span>  <span class="Comment">// missing layer = everything</span>
-    newline<span class="Delimiter">();</span>
     ostringstream output<span class="Delimiter">;</span>
     layer = trim<span class="Delimiter">(</span>layer<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>
+    <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>
           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>
@@ -194,45 +194,35 @@ trace_stream* Trace_stream = <span class="Constant">NULL</span><span class="Deli
 <span class="Comment">// some unfriendly constraints (they delay printing, they can't nest)</span>
 <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="Comment">// A separate helper for debugging. We should only trace domain-specific</span>
-<span class="Comment">// facts. For everything else use log.</span>
-<span class="PreProc">#define xlog </span>if<span class="PreProc"> (</span><span class="Constant">false</span><span class="PreProc">) log</span>
-<span class="Comment">// To turn on logging replace 'xlog' with 'log'.</span>
-<span class="PreProc">#define log cerr</span>
-
 <span class="Delimiter">:(before &quot;End Types&quot;)</span>
-<span class="Comment">// raise &lt;&lt; die exits after printing -- unless Hide_warnings is set.</span>
-struct die <span class="Delimiter">{};</span>
+<span class="Normal">struct</span> end <span class="Delimiter">{};</span>
 <span class="Delimiter">:(before &quot;End Tracing&quot;)</span>
-ostream&amp; operator&lt;&lt;<span class="Delimiter">(</span>ostream&amp; os<span class="Delimiter">,</span> unused die<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  if <span class="Delimiter">(</span>Hide_warnings<span class="Delimiter">)</span> <span class="Identifier">return</span> os<span class="Delimiter">;</span>
-  tb_shutdown<span class="Delimiter">();</span>
-  os &lt;&lt; <span class="Constant">&quot;dying&quot;</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>
-  exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</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>
+  <span class="Identifier">return</span> os<span class="Delimiter">;</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 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 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="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="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>
-static string Trace_dir = <span class="Constant">&quot;.traces/&quot;</span><span class="Delimiter">;</span>
+<span class="Normal">static</span> 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>
-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>
+<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>
   ~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>
-    if <span class="Delimiter">(</span>!Trace_file<span class="Delimiter">.</span>empty<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> <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>
-    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="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>
   <span class="Delimiter">}</span>
 <span class="Delimiter">};</span>
 
@@ -244,48 +234,47 @@ 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>
-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>
+<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>
   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>
-  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>
+  <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>
     ++curr_expected_line<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>
-  Trace_stream<span class="Delimiter">-&gt;</span>newline<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>
   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>
-  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="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="CommentedCode">//?     cerr &lt;&lt; &quot;AAA &quot; &lt;&lt; layer &lt;&lt; ' ' &lt;&lt; p-&gt;label &lt;&lt; '\n'; //? 1</span>
-    if <span class="Delimiter">(</span>layer != p<span class="Delimiter">-&gt;</span>label<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="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>
-    if <span class="Delimiter">(</span>contents != trim<span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>contents<span class="Delimiter">))</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>
       <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>
-    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>
+    <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>
       ++curr_expected_line<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>
+    <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>
     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; 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>
+  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>
   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>
 
-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>
+<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>
     *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>
-  else <span class="Delimiter">{</span>
+  <span class="Normal">else</span> <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>
@@ -293,18 +282,17 @@ void split_layer_contents<span class="Delimiter">(</span>const string&amp; s<spa
 
 ^L
 
-int trace_count<span class="Delimiter">(</span>string layer<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> <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>
 
-int trace_count<span class="Delimiter">(</span>string layer<span class="Delimiter">,</span> string line<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  Trace_stream<span class="Delimiter">-&gt;</span>newline<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="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>
 <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>
-      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>
+      <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>
         ++result<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
@@ -313,7 +301,7 @@ int trace_count<span class="Delimiter">(</span>string layer<span class="Delimite
 
 <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>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">  </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">    ++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>
@@ -321,11 +309,11 @@ int trace_count<span class="Delimiter">(</span>string layer<span class="Delimite
 <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>
 
-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="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>
   <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>
 
-bool trace_doesnt_contain<span class="Delimiter">(</span>string expected<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>
   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>
@@ -336,9 +324,9 @@ bool trace_doesnt_contain<span class="Delimiter">(</span>string expected<span cl
 
 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>
-  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>
+  <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>
       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>
@@ -349,14 +337,14 @@ 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>const string&amp; s<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::const_iterator first = s<span class="Delimiter">.</span>begin<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>
+  <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>
     ++first<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>
+  <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>
 
   string::const_iterator last = --s<span class="Delimiter">.</span>end<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>
+  <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>
     --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>
@@ -364,30 +352,30 @@ string trim<span class="Delimiter">(</span>const string&amp; s<span class="Delim
 
 <span class="Delimiter">:(before &quot;End Includes&quot;)</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;vector&gt;</span>
-using std::vector<span class="Delimiter">;</span>
+<span class="Normal">using</span> std::vector<span class="Delimiter">;</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;list&gt;</span>
-using std::list<span class="Delimiter">;</span>
+<span class="Normal">using</span> std::list<span class="Delimiter">;</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;map&gt;</span>
-using std::map<span class="Delimiter">;</span>
+<span class="Normal">using</span> std::map<span class="Delimiter">;</span>
 <span class="PreProc">#include</span><span class="Constant">&lt;set&gt;</span>
-using std::set<span class="Delimiter">;</span>
+<span class="Normal">using</span> 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>
-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="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>
 <span class="PreProc">#include</span><span class="Constant">&lt;iomanip&gt;</span>
 
 <span class="PreProc">#include</span><span class="Constant">&lt;sstream&gt;</span>
-using std::istringstream<span class="Delimiter">;</span>
-using std::ostringstream<span class="Delimiter">;</span>
+<span class="Normal">using</span> std::istringstream<span class="Delimiter">;</span>
+<span class="Normal">using</span> std::ostringstream<span class="Delimiter">;</span>
 
 <span class="PreProc">#include</span><span class="Constant">&lt;fstream&gt;</span>
-using std::ifstream<span class="Delimiter">;</span>
-using std::ofstream<span class="Delimiter">;</span>
+<span class="Normal">using</span> std::ifstream<span class="Delimiter">;</span>
+<span class="Normal">using</span> std::ofstream<span class="Delimiter">;</span>
 
 <span class="PreProc">#include</span><span class="Constant">&quot;termbox/termbox.h&quot;</span>
 
@@ -398,18 +386,18 @@ using std::ofstream<span class="Delimiter">;</span>
 <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>
-const int Scheduling_depth = <span class="Constant">100</span><span class="Delimiter">;</span>
+<span class="Normal">const</span> <span class="Normal">int</span> Scheduling_depth = <span class="Constant">100</span><span class="Delimiter">;</span>
 <span class="Comment">//: Primitive statements will occupy 101-9998</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="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>
 <span class="Comment">//: (ignore this until the call layer)</span>
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-int Callstack_depth = <span class="Constant">0</span><span class="Delimiter">;</span>
+<span class="Normal">int</span> 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>
-const int Primitive_recipe_depth = <span class="Constant">9999</span><span class="Delimiter">;</span>
+<span class="Normal">const</span> <span class="Normal">int</span> 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 f8de30f2..4a720eca 100644
--- a/html/003trace.test.cc.html
+++ b/html/003trace.test.cc.html
@@ -14,9 +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; }
 .cSpecial { color: #008000; }
-.Delimiter { color: #a04060; }
 .Constant { color: #00a0a0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
+.Delimiter { color: #a04060; }
 -->
 </style>
 
@@ -28,61 +29,61 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 </head>
 <body>
 <pre id='vimCodeElement'>
-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><span class="Delimiter">;</span>
+<span class="Normal">void</span> 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>
 
-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><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><span class="Delimiter">;</span>
+<span class="Normal">void</span> 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>
 
-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><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><span class="Delimiter">;</span>
+<span class="Normal">void</span> 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>
 
-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><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><span class="Delimiter">;</span>
+<span class="Normal">void</span> 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>
 
-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><span class="Delimiter">;</span>
+<span class="Normal">void</span> 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>
 
-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><span class="Delimiter">;</span>
+<span class="Normal">void</span> 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>
 
-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><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><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><span class="Delimiter">;</span>
+<span class="Normal">void</span> 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>
 
-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><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><span class="Delimiter">;</span>
+<span class="Normal">void</span> 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>
 
-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><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><span class="Delimiter">;</span>
+<span class="Normal">void</span> 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>
 
-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><span class="Delimiter">;</span>
+<span class="Normal">void</span> 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>
 
@@ -99,26 +100,26 @@ void test_trace_count_ignores_trailing_whitespace<span class="Delimiter">()</spa
 
 <span class="Comment">// can't check trace because trace methods call 'split'</span>
 
-void test_split_returns_at_least_one_elem<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> 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>
 
-void test_split_returns_entire_input_when_no_delim<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>
   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>
 
-void test_split_works<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> 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>
 
-void test_split_works2<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> 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>
@@ -126,7 +127,7 @@ void test_split_works2<span class="Delimiter">()</span> <span class="Delimiter">
   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>
 
-void test_split_handles_multichar_delim<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>
   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>
@@ -134,7 +135,7 @@ void test_split_handles_multichar_delim<span class="Delimiter">()</span> <span c
   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>
 
-void test_trim<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> 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 95a36dcf..f028e2f1 100644
--- a/html/010vm.cc.html
+++ b/html/010vm.cc.html
@@ -14,12 +14,13 @@ pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .cSpecial { color: #008000; }
+.SalientComment { color: #00ffff; }
 .Constant { color: #00a0a0; }
+.PreProc { color: #c000c0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
-.SalientComment { color: #00ffff; }
 .CommentedCode { color: #6c6c6c; }
-.PreProc { color: #c000c0; }
 .Identifier { color: #804000; }
 -->
 </style>
@@ -45,12 +46,12 @@ 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>
-typedef long long int recipe_ordinal<span class="Delimiter">;</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>
 
 <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>
-struct recipe <span class="Delimiter">{</span>
+<span class="Normal">struct</span> 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>
@@ -62,16 +63,16 @@ struct recipe <span class="Delimiter">{</span>
 <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>
-struct instruction <span class="Delimiter">{</span>
-  bool is_label<span class="Delimiter">;</span>
+<span class="Normal">struct</span> instruction <span class="Delimiter">{</span>
+  <span class="Normal">bool</span> 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>
   vector&lt;reagent&gt; ingredients<span class="Delimiter">;</span>  <span class="Comment">// only if !is_label</span>
   vector&lt;reagent&gt; products<span class="Delimiter">;</span>  <span class="Comment">// only if !is_label</span>
   instruction<span class="Delimiter">();</span>
-  void clear<span class="Delimiter">();</span>
-  string to_string<span class="Delimiter">()</span> const<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>
 <span class="Delimiter">};</span>
 
 <span class="Delimiter">:(before &quot;struct instruction&quot;)</span>
@@ -79,27 +80,27 @@ struct instruction <span class="Delimiter">{</span>
 <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>
-struct reagent <span class="Delimiter">{</span>
+<span class="Normal">struct</span> 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>
-  double value<span class="Delimiter">;</span>
-  bool initialized<span class="Delimiter">;</span>
+  <span class="Normal">double</span> value<span class="Delimiter">;</span>
+  <span class="Normal">bool</span> 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>
-  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="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>
 <span class="Delimiter">};</span>
 
 <span class="Delimiter">:(before &quot;struct reagent&quot;)</span>
-struct property <span class="Delimiter">{</span>
+<span class="Normal">struct</span> 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;long long int<span class="Delimiter">,</span> double&gt; Memory<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; Memory<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</span>
 Memory<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 
@@ -112,13 +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>
-typedef long long int type_ordinal<span class="Delimiter">;</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>
 <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>
-void setup_types<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> 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>
@@ -152,23 +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>
-enum kind_of_type <span class="Delimiter">{</span>
+<span class="Normal">enum</span> kind_of_type <span class="Delimiter">{</span>
   primitive<span class="Delimiter">,</span>
   container<span class="Delimiter">,</span>
   exclusive_container
 <span class="Delimiter">};</span>
 
-struct type_info <span class="Delimiter">{</span>
+<span class="Normal">struct</span> type_info <span class="Delimiter">{</span>
   string name<span class="Delimiter">;</span>
   kind_of_type kind<span class="Delimiter">;</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>
+  <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>
   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>
 
-enum primitive_recipes <span class="Delimiter">{</span>
+<span class="Normal">enum</span> 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>
@@ -179,7 +180,7 @@ enum primitive_recipes <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>
-void setup_recipes<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> 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>
@@ -206,37 +207,37 @@ Next_recipe_ordinal = <span class="Constant">1000</span><span class="Delimiter">
 
 <span class="Delimiter">:(code)</span>
 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>
-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="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>
 
 <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>
   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>
-  while <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<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>
     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>
-    while <span class="Delimiter">(</span>!row<span class="Delimiter">.</span>eof<span class="Delimiter">())</span>
+    <span class="Normal">while</span> <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>
-  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>
+  <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>
     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>
-    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="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>
 <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>
-  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>
+  <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>
     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>
-  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>
+  <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>
     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>
@@ -249,19 +250,19 @@ 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> const <span class="Delimiter">{</span>
+string reagent::to_string<span class="Delimiter">()</span> <span class="Normal">const</span> <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>
-  if <span class="Delimiter">(</span>!properties<span class="Delimiter">.</span>empty<span class="Delimiter">())</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>
     out &lt;&lt; <span class="Constant">&quot;, properties: [&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>properties<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>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>
-      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>
+      <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>
         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>
-      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="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>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
   out &lt;&lt; <span class="Constant">&quot;}&quot;</span><span class="Delimiter">;</span>
@@ -269,27 +270,27 @@ string reagent::to_string<span class="Delimiter">()</span> const <span class="De
   <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> 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>
+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>
   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>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>
+  <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>
     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>
-  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>
+  <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>
   out &lt;&lt; name &lt;&lt; <span class="Constant">' '</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>
+  <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>
     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> char delim<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>
   ostringstream out<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="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>
       <span class="Comment">// drop the delim</span>
       <span class="Identifier">break</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
@@ -298,14 +299,29 @@ 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>
 
-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>
+<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>
+  <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>
+      <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>
     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>
-using std::pair<span class="Delimiter">;</span>
+<span class="Normal">using</span> std::pair<span class="Delimiter">;</span>
 </pre>
 </body>
 </html>
diff --git a/html/011load.cc.html b/html/011load.cc.html
index e8ea5c5c..bda6b17b 100644
--- a/html/011load.cc.html
+++ b/html/011load.cc.html
@@ -13,14 +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; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.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; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -53,23 +54,23 @@ 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>
-  while <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<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="CommentedCode">//?     cerr &lt;&lt; &quot;===\n&quot;; //? 1</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="Identifier">break</span><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>
     string command = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
     <span class="Comment">// Command Handlers</span>
-    if <span class="Delimiter">(</span>command == <span class="Constant">&quot;recipe&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</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>
       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>
-      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><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>
+      <span class="Normal">if</span> <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>
         Recipe_ordinal[recipe_name] = Next_recipe_ordinal++<span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
-      if <span class="Delimiter">(</span>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>
-        if <span class="Delimiter">(</span>!Loading_interactive<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><span class="Delimiter">;</span>
-        Recipe<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>Recipe_ordinal[recipe_name]<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>
+          &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>
@@ -80,8 +81,8 @@ vector&lt;recipe_ordinal&gt; load<span class="Delimiter">(</span>istream&amp; in
       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>
-    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><span class="Delimiter">;</span>
+    <span class="Normal">else</span> <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>
   <span class="Comment">// End Load Sanity Checks</span>
@@ -91,11 +92,11 @@ 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>
-  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><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>
+    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>
-  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="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>
     <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>
     result<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>curr<span class="Delimiter">);</span>
@@ -103,74 +104,77 @@ recipe slurp_recipe<span class="Delimiter">(</span>istream&amp; in<span class="D
   <span class="Identifier">return</span> result<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>
+<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>
   in &gt;&gt; std::noskipws<span class="Delimiter">;</span>
   curr<span class="Delimiter">-&gt;</span>clear<span class="Delimiter">();</span>
-  if <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="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">//?   show_rest_of_stream(in); //? 1</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="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="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">//?   show_rest_of_stream(in); //? 1</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="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="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>
 
   vector&lt;string&gt; words<span class="Delimiter">;</span>
 <span class="CommentedCode">//?   show_rest_of_stream(in); //? 1</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> <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="Identifier">return</span> <span class="Constant">false</span><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> <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>
 <span class="CommentedCode">//?     show_rest_of_stream(in); //? 1</span>
-    string word = next_word<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="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</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>
     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>  if <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="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="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="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="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">//?   if (SIZE(words) == 1) cout &lt;&lt; words.at(0) &lt;&lt; ' ' &lt;&lt; SIZE(words.at(0)) &lt;&lt; '\n'; //? 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="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>
     <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>
 
-  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">'$'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>words<span class="Delimiter">)</span> == <span class="Constant">1</span> &amp;&amp; !isalnum<span class="Delimiter">(</span>words<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> &amp;&amp; words<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != <span class="Constant">'$'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
     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<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>
   <span class="Delimiter">}</span>
 
   vector&lt;string&gt;::iterator p = words<span class="Delimiter">.</span>begin<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>
+  <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>
       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>
 
-  if <span class="Delimiter">(</span>p == words<span class="Delimiter">.</span>end<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; die<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>
+    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>
-  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>
+  <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>
     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>
-  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; die<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>
+    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>
 
-  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>
+  <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>
     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<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>
+  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>
+    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>
-  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>
+  <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>
+    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>
 <span class="Delimiter">}</span>
@@ -186,17 +190,17 @@ 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>
 
-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="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>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;AAA slurp_word\n&quot;; //? 1</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>
+  <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>
     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>
-  while <span class="Delimiter">(</span>in &gt;&gt; c<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>
 <span class="CommentedCode">//?     cout &lt;&lt; c &lt;&lt; '\n'; //? 1</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>
+    <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>
       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>
@@ -204,42 +208,55 @@ void slurp_word<span class="Delimiter">(</span>istream&amp; in<span class="Delim
   <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>
+<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>
     in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
   <span class="Delimiter">}</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="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>
   <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>
+<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>
     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="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>
   <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>
+<span class="Normal">void</span> 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>
-  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>
+  <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>
   skip_whitespace<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
+<span class="Comment">//: Warn if a recipe gets redefined, because large codebases can accidentally</span>
+<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>
+<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>
+  <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>
-bool Show_rest_of_stream = <span class="Constant">false</span><span class="Delimiter">;</span>
+<span class="Normal">bool</span> Show_rest_of_stream = <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(code)</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>
+<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>
   cerr &lt;&lt; <span class="Constant">'^'</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="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>
     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>
@@ -250,7 +267,7 @@ void show_rest_of_stream<span class="Delimiter">(</span>istream&amp; in<span cla
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
 vector&lt;recipe_ordinal&gt; recently_added_recipes<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Setup&quot;)</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="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>
 <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>
   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>
diff --git a/html/012transform.cc.html b/html/012transform.cc.html
index 407e5be7..21163e04 100644
--- a/html/012transform.cc.html
+++ b/html/012transform.cc.html
@@ -14,6 +14,7 @@ pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .Constant { color: #00a0a0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .CommentedCode { color: #6c6c6c; }
@@ -35,23 +36,23 @@ 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>
-long long int transformed_until<span class="Delimiter">;</span>
+<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> 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>
-typedef void <span class="Delimiter">(</span>*transform_fn<span class="Delimiter">)(</span>recipe_ordinal<span class="Delimiter">);</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>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
 vector&lt;transform_fn&gt; Transform<span class="Delimiter">;</span>
 
 <span class="Delimiter">:(code)</span>
-void transform_all<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> transform_all<span class="Delimiter">()</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;AAA transform_all\n&quot;; //? 2</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>
+  <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>
       recipe&amp; r = p<span class="Delimiter">-&gt;</span>second<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="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>
       <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>
@@ -59,27 +60,27 @@ void transform_all<span class="Delimiter">()</span> <span class="Delimiter">{</s
   parse_int_reagents<span class="Delimiter">();</span>  <span class="Comment">// do this after all other transforms have run</span>
 <span class="Delimiter">}</span>
 
-void parse_int_reagents<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> 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>
-  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>
+  <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>
     recipe&amp; r = p<span class="Delimiter">-&gt;</span>second<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>
+    <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>
       instruction&amp; inst = 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>
+      <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>
         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>
-      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>
+      <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>
         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>
 
-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="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>
   <span class="Comment">// End Reagent-parsing Exceptions</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>
+  <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>
   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 154cfded..03e3b5d3 100644
--- a/html/013literal_string.cc.html
+++ b/html/013literal_string.cc.html
@@ -13,14 +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; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.CommentedCode { color: #6c6c6c; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -56,7 +57,7 @@ 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>
-  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>
+  <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>
     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>
@@ -67,26 +68,26 @@ 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; 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>
+  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>
     slurp_quoted_comment_aware<span class="Delimiter">(</span>in<span class="Delimiter">,</span> out<span class="Delimiter">);</span>
-  else
+  <span class="Normal">else</span>
     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>
-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>
+<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>
       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>
-    if <span class="Delimiter">(</span>c == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> <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>
 <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>
@@ -96,60 +97,60 @@ bool code_string<span class="Delimiter">(</span>istream&amp; in<span class="Deli
 
 <span class="Comment">// Read a regular string. Regular strings can only contain other regular</span>
 <span class="Comment">// strings.</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="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>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;comment oblivious\n&quot;; //? 1</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="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>
 <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;%$\n&quot;; //? 1</span>
 <span class="CommentedCode">//?     cout &lt;&lt; (int)c &lt;&lt; &quot;: &quot; &lt;&lt; brace_depth &lt;&lt; '\n'; //? 2</span>
-    if <span class="Delimiter">(</span>c == <span class="cSpecial">'\\'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-      out &lt;&lt; static_cast&lt;char&gt;<span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">());</span>
+    <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\\'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+      out &lt;&lt; <span class="Normal">static_cast</span>&lt;<span class="Normal">char</span>&gt;<span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">());</span>
       <span class="Identifier">continue</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
     out &lt;&lt; c<span class="Delimiter">;</span>
 <span class="CommentedCode">//?     cout &lt;&lt; out.str() &lt;&lt; &quot;$\n&quot;; //? 1</span>
-    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="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>
   <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><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>
+    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>
-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="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>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;comment aware\n&quot;; //? 1</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="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="CommentedCode">//?     cerr &lt;&lt; '^' &lt;&lt; (int)c &lt;&lt; &quot;: &quot; &lt;&lt; out.str() &lt;&lt; &quot;$\n&quot;; //? 1</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="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>
       <span class="Identifier">continue</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>
+    <span class="Normal">if</span> <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>
-      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="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>
       <span class="Identifier">continue</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>
+    <span class="Normal">if</span> <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>
-    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="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>
   <span class="Delimiter">}</span>
-  raise &lt;&lt; <span class="Constant">&quot;unbalanced '['</span><span class="cSpecial">\n</span><span class="Constant">&quot;</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;reagent::reagent(string s)&quot;)</span>
 <span class="CommentedCode">//?   cout &lt;&lt; s.at(0) &lt;&lt; '\n'; //? 1</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>
+  <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>
     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>
@@ -167,21 +168,21 @@ void slurp_quoted_comment_aware<span class="Delimiter">(</span>istream&amp; in<s
 <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>
-  if <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; 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>
+  <span class="Normal">if</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; 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>
     <span class="Identifier">return</span> emit_literal_string<span class="Delimiter">(</span>name<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
 string emit_literal_string<span class="Delimiter">(</span>string name<span class="Delimiter">)</span> <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>
+  <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>
     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>
 
-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>
+<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>
     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 f24ed9ac..b2578e88 100644
--- a/html/014literal_noninteger.cc.html
+++ b/html/014literal_noninteger.cc.html
@@ -13,13 +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; }
 .cSpecial { 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; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -42,7 +43,7 @@ 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;reagent::reagent(string s)&quot;)</span>
-  if <span class="Delimiter">(</span>is_noninteger<span class="Delimiter">(</span>s<span class="Delimiter">))</span> <span class="Delimiter">{</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>
     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 +53,15 @@ recipe main [
   <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-bool is_noninteger<span class="Delimiter">(</span>const string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</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>
   <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>
 
-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="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>
   <span class="Comment">// safe because string.c_str() is guaranteed to be null-terminated</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>
+  <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>
   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 792703a1..ffe4de8f 100644
--- a/html/020run.cc.html
+++ b/html/020run.cc.html
@@ -13,16 +13,17 @@
 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; }
 .cSpecial { color: #008000; }
-.Constant { color: #00a0a0; }
 .SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.CommentedCode { color: #6c6c6c; }
 .traceAbsent { color: #c00000; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -71,98 +72,101 @@ 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>
-struct routine <span class="Delimiter">{</span>
+<span class="Normal">struct</span> routine <span class="Delimiter">{</span>
   recipe_ordinal running_recipe<span class="Delimiter">;</span>
-  long long int running_step_index<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>
   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>
-  bool completed<span class="Delimiter">()</span> const<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="Delimiter">};</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
 routine* Current_routine = <span class="Constant">NULL</span><span class="Delimiter">;</span>
 
 <span class="Delimiter">:(code)</span>
-void run<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> 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>
 
-void run_current_routine<span class="Delimiter">()</span>
+<span class="Normal">void</span> 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="CommentedCode">//?   cerr &lt;&lt; &quot;AAA 6\n&quot;; //? 3</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="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>
   <span class="Delimiter">{</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;AAA 7: &quot; &lt;&lt; current_step_index() &lt;&lt; '\n'; //? 1</span>
     <span class="Comment">// Running One Instruction</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>
-    assert<span class="Delimiter">(</span>Memory[<span class="Constant">0</span>] == <span class="Constant">0</span><span class="Delimiter">);</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>
+    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>
+      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>
+      <span class="Identifier">break</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;double&gt; &gt; ingredients<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>
+    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>
     <span class="Delimiter">}</span>
     <span class="Comment">// Instructions below will write to 'products'.</span>
-    vector&lt;vector&lt;double&gt; &gt; products<span class="Delimiter">;</span>
+    vector&lt;vector&lt;<span class="Normal">double</span>&gt; &gt; products<span class="Delimiter">;</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;AAA 8: &quot; &lt;&lt; current_instruction().operation &lt;&lt; &quot; ^&quot; &lt;&lt; Recipe[current_instruction().operation].name &lt;&lt; &quot;$\n&quot;; //? 1</span>
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;% &quot; &lt;&lt; current_recipe_name() &lt;&lt; &quot;/&quot; &lt;&lt; current_step_index() &lt;&lt; &quot;: &quot; &lt;&lt; Memory[1013] &lt;&lt; ' ' &lt;&lt; Memory[1014] &lt;&lt; '\n'; //? 1</span>
-    switch <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>operation<span class="Delimiter">)</span> <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>
       <span class="Comment">// Primitive Recipe Implementations</span>
-      case COPY: <span class="Delimiter">{</span>
+      <span class="Normal">case</span> COPY: <span class="Delimiter">{</span>
 <span class="CommentedCode">//?         if (!ingredients.empty()) cerr &lt;&lt; current_instruction().ingredients.at(0).to_string() &lt;&lt; ' ' &lt;&lt; ingredients.at(0).at(0) &lt;&lt; '\n'; //? 1</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>
-      default: <span class="Delimiter">{</span>
+      <span class="Normal">default</span>: <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>
-    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>
-      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>
-    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>
+    <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>
+      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="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>
       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="Comment">// End of Instruction</span>
     ++current_step_index<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;AAA 9\n&quot;; //? 2</span>
-  stop_running_current_routine:<span class="Delimiter">;</span>
+  <span class="Normal">stop_running_current_routine</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>
 
-inline long long int&amp; current_step_index<span class="Delimiter">()</span> <span class="Delimiter">{</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>
   <span class="Identifier">return</span> Current_routine<span class="Delimiter">-&gt;</span>running_step_index<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="Normal">inline</span> <span class="Normal">const</span> 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>
 
-inline const instruction&amp; current_instruction<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>
   <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>
 
-inline bool routine::completed<span class="Delimiter">()</span> const <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>
   <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>
-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>
+<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>
     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>
-if <span class="Delimiter">(</span>!Run_tests<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span class="Normal">if</span> <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;; //? 1</span>
 <span class="CommentedCode">//?   START_TRACING_UNTIL_END_OF_SCOPE;</span>
@@ -170,19 +174,19 @@ if <span class="Delimiter">(</span>!Run_tests<span class="Delimiter">)</span> <s
   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="CommentedCode">//?   Trace_stream-&gt;dump_layer = &quot;all&quot;; //? 1</span>
-  if <span class="Delimiter">(</span>r<span class="Delimiter">)</span> run<span class="Delimiter">(</span>r<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">//?   dump_memory(); //? 1</span>
   teardown<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-void load_permanently<span class="Delimiter">(</span>string filename<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> 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="CommentedCode">//?   cerr &lt;&lt; &quot;AAA: &quot; &lt;&lt; filename &lt;&lt; ' ' &lt;&lt; static_cast&lt;bool&gt;(fin) &lt;&lt; ' ' &lt;&lt; fin.fail() &lt;&lt; '\n'; //? 1</span>
 <span class="CommentedCode">//?   return; //? 1</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><span class="Delimiter">;</span>
+  <span class="Normal">if</span> <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>
   fin &gt;&gt; std::noskipws<span class="Delimiter">;</span>
@@ -200,11 +204,11 @@ load_permanently<span class="Delimiter">(</span><span class="Constant">&quot;cor
 
 <span class="Delimiter">:(code)</span>
 <span class="Comment">// helper for tests</span>
-void run<span class="Delimiter">(</span>string form<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> run<span class="Delimiter">(</span>string form<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;AAA 2\n&quot;; //? 2</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>
-  if <span class="Delimiter">(</span>tmp<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>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>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;AAA 3\n&quot;; //? 2</span>
   run<span class="Delimiter">(</span>tmp<span class="Delimiter">.</span>front<span class="Delimiter">());</span>
@@ -213,55 +217,59 @@ void run<span class="Delimiter">(</span>string form<span class="Delimiter">)</sp
 
 <span class="SalientComment">//:: Reading from memory, writing to memory.</span>
 
-vector&lt;double&gt; read_memory<span class="Delimiter">(</span>reagent x<span class="Delimiter">)</span> <span class="Delimiter">{</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>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;read_memory: &quot; &lt;&lt; x.to_string() &lt;&lt; '\n'; //? 2</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>
+  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>
     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>
-  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<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>
+    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>
 
-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>to_string<span class="Delimiter">()</span> &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="cSpecial">'\n'</span> &lt;&lt; die<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>
+    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>to_string<span class="Delimiter">()</span> &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="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">return</span><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<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>
+    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>
-long long int size_of<span class="Delimiter">(</span>const reagent&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> 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>
+  <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>
-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>
+<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>
   <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>
 
-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>
+<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="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>
 
-bool is_dummy<span class="Delimiter">(</span>const reagent&amp; x<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>
   <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>
 
-bool is_literal<span class="Delimiter">(</span>const reagent&amp; r<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>
   <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>
 
diff --git a/html/021arithmetic.cc.html b/html/021arithmetic.cc.html
index 19941a52..11c9267a 100644
--- a/html/021arithmetic.cc.html
+++ b/html/021arithmetic.cc.html
@@ -13,13 +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; }
+.cSpecial { 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; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -38,10 +40,10 @@ 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>
-case ADD: <span class="Delimiter">{</span>
-  double result = <span class="Constant">0</span><span class="Delimiter">;</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>
 <span class="CommentedCode">//?   if (!tb_is_active()) cerr &lt;&lt; ingredients.at(1).at(0) &lt;&lt; '\n'; //? 1</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>
+  <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>
     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>
@@ -75,10 +77,14 @@ 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>
-case SUBTRACT: <span class="Delimiter">{</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>
+    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>
-  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>
+  <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>
     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>
@@ -112,9 +118,9 @@ 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>
-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>
+<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>
     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>
@@ -148,10 +154,14 @@ 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>
-case DIVIDE: <span class="Delimiter">{</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>
+    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>
-  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>
+  <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>
     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>
@@ -187,9 +197,13 @@ 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>
-case DIVIDE_WITH_REMAINDER: <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="Normal">case</span> DIVIDE_WITH_REMAINDER: <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>
+    <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>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">2</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>
@@ -221,10 +235,10 @@ recipe main [
 <span class="traceContains">+mem: storing 2.5 in location 1</span>
 
 <span class="Delimiter">:(code)</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="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>
   <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>
-inline bool scalar<span class="Delimiter">(</span>const vector&lt;double&gt;&amp; x<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>
   <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 a23df2d2..a3a6d1c1 100644
--- a/html/022boolean.cc.html
+++ b/html/022boolean.cc.html
@@ -13,12 +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; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -37,9 +38,9 @@ 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>
-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>
+<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>
     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>
@@ -52,25 +53,25 @@ case AND: <span class="Delimiter">{</span>
 recipe main [
   <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
   <span class="Constant">2</span>:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
-  <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="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="traceContains">+mem: storing 0 in location 3</span>
 
 <span class="Delimiter">:(scenario and2)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>and <span class="Constant">1</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">and</span> <span class="Constant">1</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal
 ]
 <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>and <span class="Constant">1</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal<span class="Delimiter">,</span> <span class="Constant">0</span>:literal
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">and</span> <span class="Constant">1</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal<span class="Delimiter">,</span> <span class="Constant">0</span>:literal
 ]
 <span class="traceContains">+mem: storing 0 in location 1</span>
 
 <span class="Delimiter">:(scenario and_multiple2)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>and <span class="Constant">1</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">and</span> <span class="Constant">1</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal
 ]
 <span class="traceContains">+mem: storing 1 in location 1</span>
 
@@ -79,9 +80,9 @@ 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>
-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>
+<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>
     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>
@@ -94,25 +95,25 @@ case OR: <span class="Delimiter">{</span>
 recipe main [
   <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
   <span class="Constant">2</span>:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
-  <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="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="traceContains">+mem: storing 1 in location 3</span>
 
 <span class="Delimiter">:(scenario or2)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>or <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">0</span>:literal
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">or</span> <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">0</span>:literal
 ]
 <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>and <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">0</span>:literal
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">and</span> <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">0</span>:literal
 ]
 <span class="traceContains">+mem: storing 0 in location 1</span>
 
 <span class="Delimiter">:(scenario or_multiple2)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>or <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">or</span> <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal
 ]
 <span class="traceContains">+mem: storing 1 in location 1</span>
 
@@ -121,9 +122,9 @@ 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>
-case NOT: <span class="Delimiter">{</span>
-  products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>size<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>
+<span class="Normal">case</span> 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>
     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>
@@ -133,13 +134,13 @@ case NOT: <span class="Delimiter">{</span>
 <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>:literal
-  <span class="Constant">2</span>:boolean<span class="Special"> &lt;- </span>not <span class="Constant">1</span>:boolean
+  <span class="Constant">2</span>:boolean<span class="Special"> &lt;- </span><span class="Normal">not</span> <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>not <span class="Constant">1</span>:literal<span class="Delimiter">,</span> <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal
+  <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>:literal<span class="Delimiter">,</span> <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal
 ]
 <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 b72a1341..16a89563 100644
--- a/html/023jump.cc.html
+++ b/html/023jump.cc.html
@@ -13,14 +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; }
-.Constant { color: #00a0a0; }
 .traceAbsent { color: #c00000; }
+.Constant { color: #00a0a0; }
+.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; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -49,12 +51,18 @@ 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>
-case JUMP: <span class="Delimiter">{</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>
+    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>
+    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>
   assert<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>initialized<span class="Delimiter">);</span>
-  assert<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> == <span class="Constant">1</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>
   current_step_index<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="Constant">1</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;jumping to instruction &quot;</span> &lt;&lt; current_step_index<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;jumping to instruction &quot;</span> &lt;&lt; current_step_index<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// skip rest of this instruction</span>
 <span class="Delimiter">}</span>
 
@@ -78,23 +86,32 @@ 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>
-case JUMP_IF: <span class="Delimiter">{</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>
+    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>
+    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>
+    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>
-  assert<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> == <span class="Constant">2</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>
-  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><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>
+    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>
-  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>
   current_step_index<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="Constant">1</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;jumping to instruction &quot;</span> &lt;&lt; current_step_index<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;jumping to instruction &quot;</span> &lt;&lt; current_step_index<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// skip rest of this instruction</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(scenario jump_if)</span>
 recipe main [
-  jump-if <span class="Constant">999</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:offset
+  jump-<span class="Normal">if</span> <span class="Constant">999</span>:literal<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>:literal
 ]
 <span class="traceContains">+run: jump-if 999:literal, 1:offset</span>
@@ -104,7 +121,7 @@ recipe main [
 
 <span class="Delimiter">:(scenario jump_if_fallthrough)</span>
 recipe main [
-  jump-if <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:offset
+  jump-<span class="Normal">if</span> <span class="Constant">0</span>:literal<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>:literal
 ]
 <span class="traceContains">+run: jump-if 0:literal, 1:offset</span>
@@ -117,17 +134,26 @@ 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>
-case JUMP_UNLESS: <span class="Delimiter">{</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>
+    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>
+    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>
+    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>
-  assert<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> == <span class="Constant">2</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>
-  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><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>
+    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>
-  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>
   current_step_index<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="Constant">1</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;jumping to instruction &quot;</span> &lt;&lt; current_step_index<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;jumping to instruction &quot;</span> &lt;&lt; current_step_index<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// skip rest of this instruction</span>
 <span class="Delimiter">}</span>
 
diff --git a/html/024compare.cc.html b/html/024compare.cc.html
index 7ee355f3..38879a66 100644
--- a/html/024compare.cc.html
+++ b/html/024compare.cc.html
@@ -13,12 +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; }
+.cSpecial { 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; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -37,11 +39,15 @@ 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>
-case EQUAL: <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>
+<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>
+    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>
       result = <span class="Constant">false</span><span class="Delimiter">;</span>
       <span class="Identifier">break</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
@@ -88,16 +94,24 @@ 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>
-case GREATER_THAN: <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>
-    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>
+<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>
+    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>
-  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>
+  <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>
+      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>
       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>:
   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>
@@ -136,16 +150,24 @@ 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>
-case LESSER_THAN: <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>
-    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>
+<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>
+    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>
-  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>
+  <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>
+      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>
       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>:
   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>
@@ -184,16 +206,24 @@ 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>
-case GREATER_OR_EQUAL: <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>
-    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>
+<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>
+    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>
+      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>
-  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>
+  <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>
       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>:
   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>
@@ -203,7 +233,7 @@ case GREATER_OR_EQUAL: <span class="Delimiter">{</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>:literal
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">33</span>:literal
-  <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="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="traceContains">+mem: storing 1 in location 3</span>
 
@@ -211,7 +241,7 @@ recipe main [
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>:literal
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>:literal
-  <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="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="traceContains">+mem: storing 1 in location 3</span>
 
@@ -219,19 +249,19 @@ recipe main [
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>:literal
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>:literal
-  <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="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="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-or-equal <span class="Constant">36</span>:literal<span class="Delimiter">,</span> <span class="Constant">35</span>:literal<span class="Delimiter">,</span> <span class="Constant">35</span>:literal
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>greater-<span class="Normal">or</span>-equal <span class="Constant">36</span>:literal<span class="Delimiter">,</span> <span class="Constant">35</span>:literal<span class="Delimiter">,</span> <span class="Constant">35</span>:literal
 ]
 <span class="traceContains">+mem: storing 1 in location 1</span>
 
 <span class="Delimiter">:(scenario greater_or_equal_multiple2)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>greater-or-equal <span class="Constant">36</span>:literal<span class="Delimiter">,</span> <span class="Constant">35</span>:literal<span class="Delimiter">,</span> <span class="Constant">36</span>:literal
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>greater-<span class="Normal">or</span>-equal <span class="Constant">36</span>:literal<span class="Delimiter">,</span> <span class="Constant">35</span>:literal<span class="Delimiter">,</span> <span class="Constant">36</span>:literal
 ]
 <span class="traceContains">+mem: storing 0 in location 1</span>
 
@@ -240,16 +270,24 @@ 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>
-case LESSER_OR_EQUAL: <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>
-    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>
+<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>
+    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>
+      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>
-  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>
+  <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>
       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>:
   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>
@@ -259,7 +297,7 @@ case LESSER_OR_EQUAL: <span class="Delimiter">{</span>
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">32</span>:literal
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">33</span>:literal
-  <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="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="traceContains">+mem: storing 1 in location 3</span>
 
@@ -267,7 +305,7 @@ recipe main [
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">33</span>:literal
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">33</span>:literal
-  <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="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="traceContains">+mem: storing 1 in location 3</span>
 
@@ -275,19 +313,19 @@ recipe main [
 recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>:literal
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">33</span>:literal
-  <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="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="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-or-equal <span class="Constant">34</span>:literal<span class="Delimiter">,</span> <span class="Constant">35</span>:literal<span class="Delimiter">,</span> <span class="Constant">35</span>:literal
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>lesser-<span class="Normal">or</span>-equal <span class="Constant">34</span>:literal<span class="Delimiter">,</span> <span class="Constant">35</span>:literal<span class="Delimiter">,</span> <span class="Constant">35</span>:literal
 ]
 <span class="traceContains">+mem: storing 1 in location 1</span>
 
 <span class="Delimiter">:(scenario lesser_or_equal_multiple2)</span>
 recipe main [
-  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>lesser-or-equal <span class="Constant">34</span>:literal<span class="Delimiter">,</span> <span class="Constant">35</span>:literal<span class="Delimiter">,</span> <span class="Constant">34</span>:literal
+  <span class="Constant">1</span>:boolean<span class="Special"> &lt;- </span>lesser-<span class="Normal">or</span>-equal <span class="Constant">34</span>:literal<span class="Delimiter">,</span> <span class="Constant">35</span>:literal<span class="Delimiter">,</span> <span class="Constant">34</span>:literal
 ]
 <span class="traceContains">+mem: storing 0 in location 1</span>
 </pre>
diff --git a/html/027trace.cc.html b/html/027trace.cc.html
index a0823ce3..1be9cffe 100644
--- a/html/027trace.cc.html
+++ b/html/027trace.cc.html
@@ -13,11 +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; }
+.cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
+.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -33,7 +36,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 
 <span class="Delimiter">:(scenario trace)</span>
 recipe main [
-  trace [foo]<span class="Delimiter">,</span> [this is a trace in mu]
+  trace [foo]<span class="Delimiter">,</span> [<span class="Normal">this</span> is a trace in mu]
 ]
 <span class="traceContains">+foo: this is a trace in mu</span>
 
@@ -42,12 +45,16 @@ 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>
-case TRACE: <span class="Delimiter">{</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>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'trace' 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>
   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<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>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
@@ -56,10 +63,59 @@ 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>
-case HIDE_WARNINGS: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+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>
+  Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
+<span class="Comment">//: helpers for debugging</span>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+_START_TRACING<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;$start-tracing&quot;</span>] = _START_TRACING<span class="Delimiter">;</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
+<span class="Normal">case</span> _START_TRACING: <span class="Delimiter">{</span>
+  <span class="Normal">if</span> <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
+    Trace_stream<span class="Delimiter">-&gt;</span>dump_layer = <span class="Constant">&quot;all&quot;</span><span class="Delimiter">;</span>
+  <span class="Normal">else</span>
+    Trace_stream<span class="Delimiter">-&gt;</span>dump_layer = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
+<span class="CommentedCode">//?   cout &lt;&lt; Trace_stream &lt;&lt; &quot;: &quot; &lt;&lt; Trace_stream-&gt;dump_layer &lt;&lt; '\n'; //? 1</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+_STOP_TRACING<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;$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>
+  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>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+_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>
+    Trace_stream = <span class="Constant">NULL</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/028assert.cc.html b/html/028assert.cc.html
index 68951156..3adae63f 100644
--- a/html/028assert.cc.html
+++ b/html/028assert.cc.html
@@ -13,12 +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; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -33,7 +34,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <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>:literal<span class="Delimiter">,</span> [this is an assert in mu]
+  assert <span class="Constant">0</span>:literal<span class="Delimiter">,</span> [<span class="Normal">this</span> is an assert in mu]
 ]
 <span class="traceContains">+warn: this is an assert in mu</span>
 
@@ -42,12 +43,21 @@ 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>
-case ASSERT: <span class="Delimiter">{</span>
-  assert<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> == <span class="Constant">2</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>
-  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>
-    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>
-    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; die<span class="Delimiter">();</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>
+    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>
+    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>
+    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>
+    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>
 <span class="Delimiter">}</span>
diff --git a/html/029debug.cc.html b/html/029debug.cc.html
index 58adec43..80f33d7d 100644
--- a/html/029debug.cc.html
+++ b/html/029debug.cc.html
@@ -15,10 +15,9 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
-.Comment { color: #9090ff; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Delimiter { color: #a04060; }
 .Identifier { color: #804000; }
-.CommentedCode { color: #6c6c6c; }
 -->
 </style>
 
@@ -30,26 +29,24 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 </head>
 <body>
 <pre id='vimCodeElement'>
-<span class="Comment">//: Recipe to look at elements of containers.</span>
-
 <span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
 _PRINT<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$print&quot;</span>] = _PRINT<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-case _PRINT: <span class="Delimiter">{</span>
-  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    if <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
-      trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;$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<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>
+<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>
+      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;$print: &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>name &lt;&lt; end<span class="Delimiter">();</span>
+      <span class="Normal">if</span> <span class="Delimiter">(</span>has_property<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> <span class="Constant">&quot;newline&quot;</span><span class="Delimiter">))</span>
         cout &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
-      else
+      <span class="Normal">else</span>
         cout &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>name<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
-    else <span class="Delimiter">{</span>
-      for <span class="Delimiter">(</span>long long int j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-        trace<span class="Delimiter">(</span>Primitive_recipe_depth<span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;$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>
-        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>
+    <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>
+        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>
         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>
@@ -58,116 +55,14 @@ case _PRINT: <span class="Delimiter">{</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
-_START_TRACING<span class="Delimiter">,</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
-Recipe_ordinal[<span class="Constant">&quot;$start-tracing&quot;</span>] = _START_TRACING<span class="Delimiter">;</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-case _START_TRACING: <span class="Delimiter">{</span>
-  if <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
-    Trace_stream<span class="Delimiter">-&gt;</span>dump_layer = <span class="Constant">&quot;all&quot;</span><span class="Delimiter">;</span>
-  else
-    Trace_stream<span class="Delimiter">-&gt;</span>dump_layer = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
-<span class="CommentedCode">//?   cout &lt;&lt; Trace_stream &lt;&lt; &quot;: &quot; &lt;&lt; Trace_stream-&gt;dump_layer &lt;&lt; '\n'; //? 1</span>
-  <span class="Identifier">break</span><span class="Delimiter">;</span>
-<span class="Delimiter">}</span>
-
-<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
-_STOP_TRACING<span class="Delimiter">,</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
-Recipe_ordinal[<span class="Constant">&quot;$stop-tracing&quot;</span>] = _STOP_TRACING<span class="Delimiter">;</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-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>
-
-<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
-_CLOSE_TRACE<span class="Delimiter">,</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
-Recipe_ordinal[<span class="Constant">&quot;$close-trace&quot;</span>] = _CLOSE_TRACE<span class="Delimiter">;</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-case _CLOSE_TRACE: <span class="Delimiter">{</span>
-  if <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    delete Trace_stream<span class="Delimiter">;</span>
-    Trace_stream = <span class="Constant">NULL</span><span class="Delimiter">;</span>
-  <span class="Delimiter">}</span>
-  <span class="Identifier">break</span><span class="Delimiter">;</span>
-<span class="Delimiter">}</span>
-
-<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
 _EXIT<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;$exit&quot;</span>] = _EXIT<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-case _EXIT: <span class="Delimiter">{</span>
+<span class="Normal">case</span> _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>
-
-<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
-_DUMP_TRACE<span class="Delimiter">,</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
-Recipe_ordinal[<span class="Constant">&quot;$dump-trace&quot;</span>] = _DUMP_TRACE<span class="Delimiter">;</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-case _DUMP_TRACE: <span class="Delimiter">{</span>
-  if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
-    DUMP<span class="Delimiter">(</span><span class="Constant">&quot;&quot;</span><span class="Delimiter">);</span>
-  <span class="Delimiter">}</span>
-  else <span class="Delimiter">{</span>
-    DUMP<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">);</span>
-  <span class="Delimiter">}</span>
-  <span class="Identifier">break</span><span class="Delimiter">;</span>
-<span class="Delimiter">}</span>
-
-<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
-_CLEAR_TRACE<span class="Delimiter">,</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
-Recipe_ordinal[<span class="Constant">&quot;$clear-trace&quot;</span>] = _CLEAR_TRACE<span class="Delimiter">;</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-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>
-
-<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
-_DUMP_MEMORY<span class="Delimiter">,</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
-Recipe_ordinal[<span class="Constant">&quot;$dump-memory&quot;</span>] = _DUMP_MEMORY<span class="Delimiter">;</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-case _DUMP_MEMORY: <span class="Delimiter">{</span>
-  dump_memory<span class="Delimiter">();</span>
-  <span class="Identifier">break</span><span class="Delimiter">;</span>
-<span class="Delimiter">}</span>
-
-<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
-_DUMP<span class="Delimiter">,</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
-Recipe_ordinal[<span class="Constant">&quot;$dump&quot;</span>] = _DUMP<span class="Delimiter">;</span>
-<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-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>
-<span class="Delimiter">}</span>
-
-<span class="Comment">//: Helper for debugging: grab an address and then dump its value.</span>
-<span class="Delimiter">:(before &quot;End Globals&quot;)</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>
-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>
-  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>
-<span class="Delimiter">}</span>
 </pre>
 </body>
 </html>
diff --git a/html/030container.cc.html b/html/030container.cc.html
index d7666e33..74eab00b 100644
--- a/html/030container.cc.html
+++ b/html/030container.cc.html
@@ -13,16 +13,17 @@
 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; }
 .cSpecial { color: #008000; }
-.Constant { color: #00a0a0; }
 .SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.CommentedCode { color: #6c6c6c; }
 .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; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -114,12 +115,15 @@ 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>
-if <span class="Delimiter">(</span>t<span class="Delimiter">.</span>kind == container<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>
   <span class="Comment">// size of a container is the sum of the sizes of its elements</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="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>
     <span class="Comment">// todo: strengthen assertion to disallow mutual type recursion</span>
-    assert<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="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>
+      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>
     result += 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="Delimiter">}</span>
   <span class="Identifier">return</span> result<span class="Delimiter">;</span>
@@ -139,28 +143,36 @@ 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>
-case GET: <span class="Delimiter">{</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>
+    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>
-  long long int base_address = base<span class="Delimiter">.</span>value<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>
   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>Type[base_type]<span class="Delimiter">.</span>kind != container<span class="Delimiter">)</span>
-    raise &lt;&lt; <span class="Constant">&quot;'get' on a non-container in &quot;</span> &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>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; die<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>
+  <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>
+    <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>
+    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>
-  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>
+  <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>
     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<span class="Delimiter">;</span>
-  assert<span class="Delimiter">(</span>Type[base_type]<span class="Delimiter">.</span>kind == container<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><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>
+    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>
     products<span class="Delimiter">.</span>resize<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>
   type_ordinal src_type = Type[base_type]<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>offset<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;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;its type is &quot;</span> &lt;&lt; Type[src_type]<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;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;its type is &quot;</span> &lt;&lt; Type[src_type]<span class="Delimiter">.</span>name &lt;&lt; end<span class="Delimiter">();</span>
   reagent tmp<span class="Delimiter">;</span>
   tmp<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span>src<span class="Delimiter">);</span>
   tmp<span class="Delimiter">.</span>types<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>src_type<span class="Delimiter">);</span>
@@ -212,25 +224,30 @@ 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>
-case GET_ADDRESS: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
-  long long int base_address = base<span class="Delimiter">.</span>value<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>
   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>Type[base_type]<span class="Delimiter">.</span>kind != container<span class="Delimiter">)</span>
-    raise &lt;&lt; <span class="Constant">&quot;'get' on a non-container in &quot;</span> &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>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; die<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>
+  <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>
+    <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>
+    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>
-  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><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>
+    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>
     products<span class="Delimiter">.</span>resize<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>
-  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>
+  <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>
     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<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>
   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>
@@ -261,8 +278,8 @@ recipe main [
 <span class="Delimiter">:(scenarios load)</span>
 <span class="Delimiter">:(scenario container)</span>
 container foo [
-  x:number
-  y:number
+  <span class="Normal">x</span>:number
+  <span class="Normal">y</span>:number
 ]
 <span class="traceContains">+parse: reading container foo</span>
 <span class="traceContains">+parse:   element name: x</span>
@@ -272,13 +289,13 @@ container foo [
 
 <span class="Delimiter">:(scenario container_use_before_definition)</span>
 container foo [
-  x:number
-  y:bar
+  <span class="Normal">x</span>:number
+  <span class="Normal">y</span>:bar
 ]
 
 container bar [
-  x:number
-  y:number
+  <span class="Normal">x</span>:number
+  <span class="Normal">y</span>:number
 ]
 <span class="traceContains">+parse: reading container foo</span>
 <span class="traceContains">+parse: type number: 1000</span>
@@ -290,44 +307,44 @@ container bar [
 <span class="traceContains">+parse: type number: 1001</span>
 
 <span class="Delimiter">:(before &quot;End Command Handlers&quot;)</span>
-else if <span class="Delimiter">(</span>command == <span class="Constant">&quot;container&quot;</span><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;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>
-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>
+<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>
   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<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>
-  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>
+  <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>
       || 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>
-  trace<span class="Delimiter">(</span><span class="Constant">&quot;parse&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;type number: &quot;</span> &lt;&lt; Type_ordinal[name]<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;type number: &quot;</span> &lt;&lt; Type_ordinal[name] &lt;&lt; end<span class="Delimiter">();</span>
   skip_bracket<span class="Delimiter">(</span>in<span class="Delimiter">,</span> <span class="Constant">&quot;'container' must begin with '['&quot;</span><span class="Delimiter">);</span>
   type_info&amp; t = Type[Type_ordinal[name]]<span class="Delimiter">;</span>
   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>
-  while <span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<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>
     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>
-    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>
+    <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>
     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>
+    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>
-    while <span class="Delimiter">(</span>!inner<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <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>
       string type_name = slurp_until<span class="Delimiter">(</span>inner<span class="Delimiter">,</span> <span class="Constant">':'</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="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>
 <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>
       types<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>Type_ordinal[type_name]<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;  type: &quot;</span> &lt;&lt; types<span class="Delimiter">.</span>back<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;  type: &quot;</span> &lt;&lt; types<span class="Delimiter">.</span>back<span class="Delimiter">()</span> &lt;&lt; end<span class="Delimiter">();</span>
     <span class="Delimiter">}</span>
     t<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>types<span class="Delimiter">);</span>
   <span class="Delimiter">}</span>
@@ -341,7 +358,7 @@ 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>
-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="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>
 <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>
@@ -350,14 +367,14 @@ 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>
-while<span class="Delimiter">(</span>p != Type_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <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>
   <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>
-  if <span class="Delimiter">(</span>t &gt;= <span class="Constant">1000</span><span class="Delimiter">)</span> <span class="Delimiter">{</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>
 <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>
@@ -390,7 +407,7 @@ recipe main [
 ]
 
 container bar [
-  x:number
+  <span class="Normal">x</span>:number
 ]
 <span class="traceAbsent">-warn: unknown type: bar</span>
 $warn: <span class="Constant">0</span>
@@ -399,39 +416,39 @@ $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>
-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>
+<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>
       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>
-    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>
+    <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>
       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>
 
-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><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>
+      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>
 
 <span class="Delimiter">:(scenario container_unknown_field)</span>
 <span class="Special">% Hide_warnings = true;</span>
 container foo [
-  x:number
-  y:bar
+  <span class="Normal">x</span>:number
+  <span class="Normal">y</span>: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 [
-  x:number
+  <span class="Normal">x</span>:number
   <span class="Comment"># ']' in comment</span>
-  y:number
+  <span class="Normal">y</span>:number
 ]
 <span class="traceContains">+parse: reading container foo</span>
 <span class="traceContains">+parse:   element name: x</span>
@@ -443,15 +460,15 @@ container foo [
 check_container_field_types<span class="Delimiter">();</span>
 
 <span class="Delimiter">:(code)</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="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>
 <span class="CommentedCode">//?     cerr &lt;&lt; &quot;checking &quot; &lt;&lt; p-&gt;first &lt;&lt; '\n'; //? 1</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><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>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>
+          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>
   <span class="Delimiter">}</span>
@@ -464,18 +481,18 @@ 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>
-case MERGE: <span class="Delimiter">{</span>
+<span class="Normal">case</span> MERGE: <span class="Delimiter">{</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><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>
-    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="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>
       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 [
-  x:number
-  y:number
+  <span class="Normal">x</span>:number
+  <span class="Normal">y</span>:number
 ]
 
 recipe main [
@@ -487,10 +504,10 @@ recipe main [
 <span class="SalientComment">//:: helpers</span>
 
 <span class="Delimiter">:(code)</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>
+<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>
   skip_whitespace_and_comments<span class="Delimiter">(</span>in<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><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>
+    raise &lt;&lt; message &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 </pre>
 </body>
diff --git a/html/031address.cc.html b/html/031address.cc.html
index 76971a4f..2f88d3e2 100644
--- a/html/031address.cc.html
+++ b/html/031address.cc.html
@@ -13,14 +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; }
-.Constant { color: #00a0a0; }
+.cSpecial { color: #008000; }
 .SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.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; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -61,37 +63,43 @@ x = canonize<span class="Delimiter">(</span>x<span class="Delimiter">);</span>
 
 <span class="Delimiter">:(code)</span>
 reagent canonize<span class="Delimiter">(</span>reagent 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> x<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>
 <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>
-  while <span class="Delimiter">(</span>has_property<span class="Delimiter">(</span>r<span class="Delimiter">,</span> <span class="Constant">&quot;deref&quot;</span><span class="Delimiter">))</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;deref&quot;</span><span class="Delimiter">))</span>
     r = deref<span class="Delimiter">(</span>r<span class="Delimiter">);</span>
   <span class="Identifier">return</span> r<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 reagent deref<span class="Delimiter">(</span>reagent x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;deref: &quot; &lt;&lt; x.to_string() &lt;&lt; &quot;\n&quot;; //? 2</span>
-  static const type_ordinal ADDRESS = Type_ordinal[<span class="Constant">&quot;address&quot;</span>]<span class="Delimiter">;</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>
   reagent result<span class="Delimiter">;</span>
-  assert<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="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>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: tried to /deref &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>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: tried to /deref 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>
   result<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span>Memory[x<span class="Delimiter">.</span>value]<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; x<span class="Delimiter">.</span>value &lt;&lt; <span class="Constant">&quot; is &quot;</span> &lt;&lt; result<span class="Delimiter">.</span>value<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; x<span class="Delimiter">.</span>value &lt;&lt; <span class="Constant">&quot; is &quot;</span> &lt;&lt; result<span class="Delimiter">.</span>value &lt;&lt; end<span class="Delimiter">();</span>
 
   <span class="Comment">// populate types</span>
   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 'deref'</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;deref&quot;</span><span class="Delimiter">)</span> <span class="Identifier">break</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>
+  <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;deref&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 deref</span>
-  for <span class="Delimiter">(;</span> i &lt; len<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</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>
     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>
@@ -132,22 +140,71 @@ recipe main [
 <span class="Delimiter">:(after &quot;reagent base = &quot; following &quot;case GET_ADDRESS:&quot;)</span>
 base = canonize<span class="Delimiter">(</span>base<span class="Delimiter">);</span>
 
-<span class="SalientComment">//:: helpers</span>
+<span class="SalientComment">//:: Helpers for debugging</span>
 
-<span class="Delimiter">:(code)</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">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+_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>
+    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>
+    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">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
 <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">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+_CLEAR_TRACE<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;$clear-trace&quot;</span>] = _CLEAR_TRACE<span class="Delimiter">;</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
+<span class="Normal">case</span> _CLEAR_TRACE: <span class="Delimiter">{</span>
+  CLEAR_TRACE<span class="Delimiter">;</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
+<span class="Delimiter">}</span>
+
+<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
+_DUMP_MEMORY<span class="Delimiter">,</span>
+<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
+Recipe_ordinal[<span class="Constant">&quot;$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>
+  dump_memory<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>
+_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>
+  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>
+<span class="Delimiter">}</span>
+
+<span class="Comment">//: grab an address, and then dump its value at intervals</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>
+<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>
+  <span class="Delimiter">}</span>
+  <span class="Normal">else</span> <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">return</span> vector&lt;string&gt;<span class="Delimiter">();</span>
+  <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 </pre>
 </body>
diff --git a/html/032array.cc.html b/html/032array.cc.html
index fddb6a17..b210893c 100644
--- a/html/032array.cc.html
+++ b/html/032array.cc.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; }
-.traceContains { color: #008000; }
 .cSpecial { color: #008000; }
-.Constant { color: #00a0a0; }
 .SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
-.CommentedCode { color: #6c6c6c; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -74,10 +74,13 @@ recipe main [
 
 <span class="Comment">//: disable the size mismatch check since the destination array need not be initialized</span>
 <span class="Delimiter">:(after &quot;bool size_mismatch(const reagent&amp; x, const vector&lt;double&gt;&amp; data)&quot;)</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">:(after &quot;long long int size_of(const reagent&amp; r)&quot;)</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>
-    assert<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>types<span class="Delimiter">)</span> &gt; <span class="Constant">1</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="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>
   <span class="Delimiter">}</span>
@@ -110,26 +113,28 @@ 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>
-case INDEX: <span class="Delimiter">{</span>
-<span class="CommentedCode">//?   if (Trace_stream) Trace_stream-&gt;dump_layer = &quot;run&quot;; //? 1</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>
+    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="CommentedCode">//?   trace(Primitive_recipe_depth, &quot;run&quot;) &lt;&lt; &quot;ingredient 0 after canonize: &quot; &lt;&lt; base.to_string(); //? 1</span>
-  long long int base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
-  assert<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="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<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>
+    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>
   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>
-<span class="CommentedCode">//?   trace(Primitive_recipe_depth, &quot;run&quot;) &lt;&lt; &quot;ingredient 1 after canonize: &quot; &lt;&lt; offset.to_string(); //? 1</span>
-  vector&lt;double&gt; offset_val<span class="Delimiter">(</span>read_memory<span class="Delimiter">(</span>offset<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;type_ordinal&gt; element_type = array_element<span class="Delimiter">(</span>base<span class="Delimiter">.</span>types<span class="Delimiter">);</span>
-<span class="CommentedCode">//?   trace(Primitive_recipe_depth, &quot;run&quot;) &lt;&lt; &quot;offset: &quot; &lt;&lt; offset_val.at(0); //? 1</span>
-<span class="CommentedCode">//?   trace(Primitive_recipe_depth, &quot;run&quot;) &lt;&lt; &quot;size of elements: &quot; &lt;&lt; size_of(element_type); //? 1</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><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>
+    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>
     products<span class="Delimiter">.</span>resize<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>
-  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<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<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>
+  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>
   tmp<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span>src<span class="Delimiter">);</span>
   copy<span class="Delimiter">(</span>element_type<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> element_type<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> inserter<span class="Delimiter">(</span>tmp<span class="Delimiter">.</span>types<span class="Delimiter">,</span> tmp<span class="Delimiter">.</span>types<span class="Delimiter">.</span>begin<span class="Delimiter">()));</span>
@@ -138,7 +143,7 @@ case INDEX: <span class="Delimiter">{</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</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>
+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>
   <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>
 
@@ -200,19 +205,26 @@ 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>
-case INDEX_ADDRESS: <span class="Delimiter">{</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>
+    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>
-  long long int base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
-  assert<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="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<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>
+    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>
   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;double&gt; offset_val<span class="Delimiter">(</span>read_memory<span class="Delimiter">(</span>offset<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;type_ordinal&gt; element_type = array_element<span class="Delimiter">(</span>base<span class="Delimiter">.</span>types<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><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>
+    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>
     products<span class="Delimiter">.</span>resize<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>
-  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>
+  <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>
   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>
@@ -265,10 +277,14 @@ 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>
-case LENGTH: <span class="Delimiter">{</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>
+    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>
-  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="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>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</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>
+    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>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
diff --git a/html/033exclusive_container.cc.html b/html/033exclusive_container.cc.html
index c6737f59..3ab9bc99 100644
--- a/html/033exclusive_container.cc.html
+++ b/html/033exclusive_container.cc.html
@@ -13,14 +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; }
-.Constant { color: #00a0a0; }
+.cSpecial { color: #008000; }
 .SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -45,16 +46,12 @@ type_ordinal tmp = Type_ordinal[<span class="Constant">&quot;number-or-point&quo
 Type[tmp]<span class="Delimiter">.</span>size = <span class="Constant">2</span><span class="Delimiter">;</span>
 Type[tmp]<span class="Delimiter">.</span>kind = exclusive_container<span class="Delimiter">;</span>
 Type[tmp]<span class="Delimiter">.</span>name = <span class="Constant">&quot;number-or-point&quot;</span><span class="Delimiter">;</span>
-<span class="CommentedCode">//? cout &lt;&lt; tmp &lt;&lt; &quot;: &quot; &lt;&lt; SIZE(Type[tmp].elements) &lt;&lt; '\n'; //? 1</span>
 vector&lt;type_ordinal&gt; t1<span class="Delimiter">;</span>
 t1<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>number<span class="Delimiter">);</span>
 Type[tmp]<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>t1<span class="Delimiter">);</span>
-<span class="CommentedCode">//? cout &lt;&lt; SIZE(Type[tmp].elements) &lt;&lt; '\n'; //? 1</span>
 vector&lt;type_ordinal&gt; t2<span class="Delimiter">;</span>
 t2<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>point<span class="Delimiter">);</span>
 Type[tmp]<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>t2<span class="Delimiter">);</span>
-<span class="CommentedCode">//? cout &lt;&lt; SIZE(Type[tmp].elements) &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//? cout &lt;&lt; &quot;point: &quot; &lt;&lt; point &lt;&lt; '\n'; //? 1</span>
 Type[tmp]<span class="Delimiter">.</span>element_names<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">&quot;i&quot;</span><span class="Delimiter">);</span>
 Type[tmp]<span class="Delimiter">.</span>element_names<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">&quot;p&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
@@ -68,24 +65,20 @@ recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal  <span class="Comment"># 'point' variant</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>:literal
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>:literal
-  <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="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="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>
-if <span class="Delimiter">(</span>t<span class="Delimiter">.</span>kind == exclusive_container<span class="Delimiter">)</span> <span class="Delimiter">{</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>
   <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="CommentedCode">//?   cout &lt;&lt; &quot;--- &quot; &lt;&lt; types.at(0) &lt;&lt; ' ' &lt;&lt; t.size &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//?   cout &lt;&lt; &quot;point: &quot; &lt;&lt; Type_ordinal[&quot;point&quot;] &lt;&lt; &quot; &quot; &lt;&lt; Type[Type_ordinal[&quot;point&quot;]].name &lt;&lt; &quot; &quot; &lt;&lt; Type[Type_ordinal[&quot;point&quot;]].size &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//?   cout &lt;&lt; t.name &lt;&lt; ' ' &lt;&lt; t.size &lt;&lt; ' ' &lt;&lt; SIZE(t.elements) &lt;&lt; '\n'; //? 1</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>
-<span class="CommentedCode">//?     cout &lt;&lt; i &lt;&lt; &quot;: &quot; &lt;&lt; t.elements.at(i).at(0) &lt;&lt; ' ' &lt;&lt; tmp &lt;&lt; ' ' &lt;&lt; result &lt;&lt; '\n'; //? 1</span>
-    if <span class="Delimiter">(</span>tmp &gt; result<span class="Delimiter">)</span> result = tmp<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; 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>
   <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>
@@ -106,7 +99,7 @@ recipe main [
   <span class="Constant">12</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
   <span class="Constant">13</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>:literal
   <span class="Constant">14</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">36</span>:literal
-  <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="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="traceContains">+mem: storing 13 in location 20</span>
 
@@ -115,7 +108,7 @@ recipe main [
   <span class="Constant">12</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
   <span class="Constant">13</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>:literal
   <span class="Constant">14</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">36</span>:literal
-  <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="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="traceContains">+mem: storing 0 in location 20</span>
 
@@ -124,18 +117,28 @@ 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>
-case MAYBE_CONVERT: <span class="Delimiter">{</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>
+    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>
-  long long int base_address = base<span class="Delimiter">.</span>value<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>
   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>
-  assert<span class="Delimiter">(</span>Type[base_type]<span class="Delimiter">.</span>kind == exclusive_container<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>
-  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>
+  <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>
+    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>
+    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>
     result = base_address+<span class="Constant">1</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  else <span class="Delimiter">{</span>
+  <span class="Normal">else</span> <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>
@@ -147,8 +150,8 @@ case MAYBE_CONVERT: <span class="Delimiter">{</span>
 
 <span class="Delimiter">:(scenario exclusive_container)</span>
 exclusive-container foo [
-  x:number
-  y:number
+  <span class="Normal">x</span>:number
+  <span class="Normal">y</span>:number
 ]
 <span class="traceContains">+parse: reading exclusive-container foo</span>
 <span class="traceContains">+parse:   element name: x</span>
@@ -157,15 +160,15 @@ exclusive-container foo [
 <span class="traceContains">+parse:   type: 1</span>
 
 <span class="Delimiter">:(before &quot;End Command Handlers&quot;)</span>
-else if <span class="Delimiter">(</span>command == <span class="Constant">&quot;exclusive-container&quot;</span><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;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 [
-  x:number
-  y:number
+  <span class="Normal">x</span>:number
+  <span class="Normal">y</span>:number
 ]
 
 recipe main [
diff --git a/html/034call.cc.html b/html/034call.cc.html
index 97bd4039..9b978a5d 100644
--- a/html/034call.cc.html
+++ b/html/034call.cc.html
@@ -13,16 +13,17 @@
 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; }
 .cSpecial { color: #008000; }
-.Constant { color: #00a0a0; }
 .SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.CommentedCode { color: #6c6c6c; }
+.PreProc { color: #c000c0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
-.PreProc { color: #c000c0; }
-.CommentedCode { color: #6c6c6c; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -69,9 +70,9 @@ 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>
-struct call <span class="Delimiter">{</span>
+<span class="Normal">struct</span> call <span class="Delimiter">{</span>
   recipe_ordinal running_recipe<span class="Delimiter">;</span>
-  long long int running_step_index<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>
   <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>
@@ -79,15 +80,15 @@ struct call <span class="Delimiter">{</span>
     <span class="Comment">// End call Constructor</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">};</span>
-typedef list&lt;call&gt; call_stack<span class="Delimiter">;</span>
+<span class="Normal">typedef</span> list&lt;call&gt; call_stack<span class="Delimiter">;</span>
 
 <span class="Delimiter">:(replace{} &quot;struct routine&quot;)</span>
-struct routine <span class="Delimiter">{</span>
+<span class="Normal">struct</span> 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>
-  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="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>
 <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>
@@ -98,30 +99,30 @@ 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>
-inline long long int&amp; current_step_index<span class="Delimiter">()</span> <span class="Delimiter">{</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>
   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>
-inline const string&amp; current_recipe_name<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>
   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>
-inline const instruction&amp; current_instruction<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>
   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>
-default: <span class="Delimiter">{</span>
+<span class="Normal">default</span>: <span class="Delimiter">{</span>
   <span class="Comment">// not a primitive; try to look up the book of recipes</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; <span class="Constant">&quot;undefined operation &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>operation &lt;&lt; <span class="Constant">&quot;: &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</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>
+    raise &lt;&lt; <span class="Constant">&quot;undefined operation &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>operation &lt;&lt; <span class="Constant">&quot;: &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>
   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>
-complete_call:
+  <span class="Normal">call_housekeeping</span>:
   ++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>
@@ -130,11 +131,11 @@ complete_call:
 <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>
-inline bool routine::completed<span class="Delimiter">()</span> const <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>
   <span class="Identifier">return</span> calls<span class="Delimiter">.</span>empty<span class="Delimiter">();</span>
 <span class="Delimiter">}</span>
 
-inline const vector&lt;instruction&gt;&amp; routine::steps<span class="Delimiter">()</span> const <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>
   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>
@@ -142,12 +143,12 @@ inline const vector&lt;instruction&gt;&amp; routine::steps<span class="Delimiter
 <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>
-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="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>
   <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; Current_routine-&gt;calls.size() &lt;&lt; '\n'; //? 2</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>
-  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="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>
   <span class="Comment">// Complete Call Fallthrough</span>
   <span class="Comment">// todo: no products returned warning</span>
   ++current_step_index<span class="Delimiter">();</span>
@@ -155,7 +156,7 @@ while <span class="Delimiter">(</span>current_step_index<span class="Delimiter">
 
 <span class="Delimiter">:(before &quot;End Includes&quot;)</span>
 <span class="PreProc">#include </span><span class="Constant">&lt;stack&gt;</span>
-using std::stack<span class="Delimiter">;</span>
+<span class="Normal">using</span> std::stack<span class="Delimiter">;</span>
 </pre>
 </body>
 </html>
diff --git a/html/035call_ingredient.cc.html b/html/035call_ingredient.cc.html
index 08d397db..357f1178 100644
--- a/html/035call_ingredient.cc.html
+++ b/html/035call_ingredient.cc.html
@@ -13,12 +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; }
+.cSpecial { 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; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -53,13 +55,13 @@ 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;double&gt; &gt; ingredient_atoms<span class="Delimiter">;</span>
-long long int next_ingredient_to_process<span class="Delimiter">;</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>
 <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;complete_call:&quot;)</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>
+<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>
   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>
 
@@ -68,16 +70,20 @@ 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>
-case NEXT_INGREDIENT: <span class="Delimiter">{</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>
+    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>
-  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>
+  <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>
     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>
-  else <span class="Delimiter">{</span>
+  <span class="Normal">else</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>
@@ -105,7 +111,7 @@ 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>
-case REWIND_INGREDIENTS: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -126,10 +132,17 @@ 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>
-case INGREDIENT: <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>
+<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>
+    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>
+    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>
-  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>
+  <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>
     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>
@@ -137,8 +150,8 @@ case INGREDIENT: <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="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>
-  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>
+  <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>
       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 c32b06ae..e5d028cc 100644
--- a/html/036call_reply.cc.html
+++ b/html/036call_reply.cc.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; }
-.traceContains { color: #008000; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -51,41 +51,38 @@ 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>
-case REPLY: <span class="Delimiter">{</span>
+<span class="Normal">case</span> REPLY: <span class="Delimiter">{</span>
   <span class="Comment">// Starting Reply</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>
+  <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>
   --Callstack_depth<span class="Delimiter">;</span>
-<span class="CommentedCode">//?   if (tb_is_active()) { //? 1</span>
-<span class="CommentedCode">//?     tb_clear(); //? 1</span>
-<span class="CommentedCode">//?     cerr &lt;&lt; Recipe[Current_routine-&gt;calls.front().running_recipe].name &lt;&lt; ' ' &lt;&lt; current_step_index() &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//?   } //? 1</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>
-  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="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>
   <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>
-  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><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>
-<span class="CommentedCode">//?     cerr &lt;&lt; Recipe[Current_routine-&gt;calls.front().running_recipe].name &lt;&lt; '\n'; //? 1</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>
-    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>
+  <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>
+    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>
+    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>
       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>
-      assert<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>tmp<span class="Delimiter">)</span> == <span class="Constant">1</span><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><span class="Delimiter">;</span>
-<span class="CommentedCode">//?       cerr &lt;&lt; caller_instruction.products.size() &lt;&lt; ' ' &lt;&lt; i &lt;&lt; ' ' &lt;&lt; caller_instruction.ingredients.size() &lt;&lt; ' ' &lt;&lt; ingredient_index &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//?       cerr &lt;&lt; caller_instruction.to_string() &lt;&lt; '\n'; //? 1</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' 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><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>
+        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>
+        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>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// End Reply</span>
+  <span class="Normal">finish_reply</span>:
   <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// continue to process rest of *caller* instruction</span>
 <span class="Delimiter">}</span>
 
@@ -133,16 +130,16 @@ recipe test1 [
 $warn: <span class="Constant">0</span>
 
 <span class="Delimiter">:(code)</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>
+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>
   ostringstream out<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>
+  <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>
     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>
-  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>
+  <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>
     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>
@@ -156,7 +153,7 @@ recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>test1
 ]
 recipe test1 [
-  reply-if <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">34</span>:literal
+  reply-<span class="Normal">if</span> <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">34</span>:literal
   reply <span class="Constant">35</span>:literal
 ]
 <span class="traceContains">+mem: storing 35 in location 1</span>
@@ -166,7 +163,7 @@ recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>test1
 ]
 recipe test1 [
-  reply-if <span class="Constant">1</span>:literal<span class="Delimiter">,</span> <span class="Constant">34</span>:literal
+  reply-<span class="Normal">if</span> <span class="Constant">1</span>:literal<span class="Delimiter">,</span> <span class="Constant">34</span>:literal
   reply <span class="Constant">35</span>:literal
 ]
 <span class="traceContains">+mem: storing 34 in location 1</span>
@@ -177,38 +174,46 @@ recipe test1 [
 <span class="Comment">//   jump-unless a, 1:offset</span>
 <span class="Comment">//   reply b, c, ...</span>
 <span class="Comment">//   ```</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>
-  assert<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<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>
-  copy<span class="Delimiter">(</span>++curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> inserter<span class="Delimiter">(</span>results<span class="Delimiter">,</span> results<span class="Delimiter">.</span>end<span class="Delimiter">()));</span>
-  curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</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;1:offset&quot;</span><span class="Delimiter">));</span>
-  result<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>curr<span class="Delimiter">);</span>
-  curr<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
-  curr<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;reply&quot;</span>]<span class="Delimiter">;</span>
-  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="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>
+    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>
+    copy<span class="Delimiter">(</span>++curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> inserter<span class="Delimiter">(</span>results<span class="Delimiter">,</span> results<span class="Delimiter">.</span>end<span class="Delimiter">()));</span>
+    curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</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;1:offset&quot;</span><span class="Delimiter">));</span>
+    result<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>curr<span class="Delimiter">);</span>
+    curr<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
+    curr<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;reply&quot;</span>]<span class="Delimiter">;</span>
+    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>
+    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>
 <span class="Comment">// rewrite `reply-unless a, b, c, ...` to</span>
 <span class="Comment">//   ```</span>
 <span class="Comment">//   jump-if a, 1:offset</span>
 <span class="Comment">//   reply b, c, ...</span>
 <span class="Comment">//   ```</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>
-  assert<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<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>
-  copy<span class="Delimiter">(</span>++curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> inserter<span class="Delimiter">(</span>results<span class="Delimiter">,</span> results<span class="Delimiter">.</span>end<span class="Delimiter">()));</span>
-  curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</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;1:offset&quot;</span><span class="Delimiter">));</span>
-  result<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>curr<span class="Delimiter">);</span>
-  curr<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
-  curr<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;reply&quot;</span>]<span class="Delimiter">;</span>
-  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="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>
+    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>
+    copy<span class="Delimiter">(</span>++curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>end<span class="Delimiter">(),</span> inserter<span class="Delimiter">(</span>results<span class="Delimiter">,</span> results<span class="Delimiter">.</span>end<span class="Delimiter">()));</span>
+    curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</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;1:offset&quot;</span><span class="Delimiter">));</span>
+    result<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>curr<span class="Delimiter">);</span>
+    curr<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
+    curr<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;reply&quot;</span>]<span class="Delimiter">;</span>
+    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>
+    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>
 </pre>
 </body>
diff --git a/html/037recipe.cc.html b/html/037recipe.cc.html
index a84b95ef..ce2f2798 100644
--- a/html/037recipe.cc.html
+++ b/html/037recipe.cc.html
@@ -13,13 +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; }
+.cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
+.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -65,7 +67,7 @@ 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>
-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>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>
+<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>
   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>
@@ -75,14 +77,22 @@ 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>
-case CALL: <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">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>
+    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>
+    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>
   <span class="Comment">// todo: when we start doing type checking this will be a prime point of</span>
   <span class="Comment">// attention, so we don't accidentally allow external data to a program to</span>
   <span class="Comment">// run as code.</span>
   Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>push_front<span class="Delimiter">(</span>call<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>
   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>
-  <span class="Identifier">goto</span> complete_call<span class="Delimiter">;</span>
+  <span class="Identifier">goto</span> call_housekeeping<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 </pre>
 </body>
diff --git a/html/038scheduler.cc.html b/html/038scheduler.cc.html
index 89bd5f74..56f3c3c4 100644
--- a/html/038scheduler.cc.html
+++ b/html/038scheduler.cc.html
@@ -13,16 +13,17 @@
 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; }
-.cSpecial { color: #008000; }
-.Constant { color: #00a0a0; }
-.SalientComment { color: #00ffff; }
 .traceAbsent { color: #c00000; }
+.SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.CommentedCode { color: #6c6c6c; }
+.cSpecial { color: #008000; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -54,65 +55,57 @@ 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>
-void run_current_routine<span class="Delimiter">(</span>long long int time_slice<span class="Delimiter">)</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>
 <span class="Delimiter">:(replace &quot;while (!Current_routine-&gt;completed())&quot; following &quot;void run_current_routine(long long int time_slice)&quot;)</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="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>
 <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>
-enum routine_state <span class="Delimiter">{</span>
+<span class="Normal">enum</span> 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>
-enum routine_state state<span class="Delimiter">;</span>
+<span class="Normal">enum</span> 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>
-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="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>
 <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>
-void run<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;AAA 4\n&quot;; //? 1</span>
-  Routines<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>new routine<span class="Delimiter">(</span>r<span class="Delimiter">));</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;AAA &quot; &lt;&lt; Routines.size() &lt;&lt; &quot; routines\n&quot;; //? 1</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>
   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>
-  while <span class="Delimiter">(</span>!all_routines_done<span class="Delimiter">())</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>
     skip_to_next_routine<span class="Delimiter">();</span>
-<span class="CommentedCode">//?     cout &lt;&lt; &quot;scheduler: &quot; &lt;&lt; Current_routine_index &lt;&lt; '\n'; //? 1</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>
-<span class="CommentedCode">//?     trace(&quot;schedule&quot;) &lt;&lt; Current_routine_index &lt;&lt; &quot;: &quot; &lt;&lt; current_recipe_name(); //? 1</span>
-<span class="CommentedCode">//?     trace(&quot;schedule&quot;) &lt;&lt; Current_routine-&gt;id &lt;&lt; &quot; &quot; &lt;&lt; current_recipe_name(); //? 1</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="CommentedCode">//?     cerr &lt;&lt; &quot;AAA completed? &quot; &lt;&lt; Current_routine-&gt;completed() &lt;&lt; '\n'; //? 1</span>
-    if <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>completed<span class="Delimiter">())</span>
+    <span class="Normal">if</span> <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>
 
     <span class="Comment">// Scheduler Cleanup</span>
     <span class="Comment">// End Scheduler Cleanup</span>
   <span class="Delimiter">}</span>
-<span class="CommentedCode">//?   cout &lt;&lt; &quot;done with run\n&quot;; //? 1</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</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>
-<span class="CommentedCode">//?     cout &lt;&lt; &quot;routine &quot; &lt;&lt; i &lt;&lt; ' ' &lt;&lt; Routines.at(i)-&gt;state &lt;&lt; '\n'; //? 1</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="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>
       <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
@@ -120,33 +113,31 @@ bool all_routines_done<span class="Delimiter">()</span> <span class="Delimiter">
 <span class="Delimiter">}</span>
 
 <span class="Comment">// skip Current_routine_index past non-RUNNING routines</span>
-void skip_to_next_routine<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> 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>
-  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>
-<span class="CommentedCode">//?       cout &lt;&lt; &quot;switching to &quot; &lt;&lt; i &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="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>
       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>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
-<span class="CommentedCode">//?   cout &lt;&lt; &quot;all done\n&quot;; //? 1</span>
 <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>
-  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>
+  <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>
     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>
-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>
+<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>
 Routines<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 
 <span class="SalientComment">//:: To schedule new routines to run, call 'start-running'.</span>
@@ -154,9 +145,9 @@ 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>
-long long int id<span class="Delimiter">;</span>
+<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> id<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-long long int Next_routine_id = <span class="Constant">1</span><span class="Delimiter">;</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>
 <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>
@@ -166,7 +157,7 @@ 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>
-long long int parent_index<span class="Delimiter">;</span>  <span class="Comment">// only &lt; 0 if there's no parent_index</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>
 <span class="Delimiter">:(before &quot;End routine Constructor&quot;)</span>
 parent_index = -<span class="Constant">1</span><span class="Delimiter">;</span>
 
@@ -175,12 +166,11 @@ 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>
-case START_RUNNING: <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>
-<span class="CommentedCode">//?   cerr &lt;&lt; new_routine-&gt;id &lt;&lt; &quot; -&gt; &quot; &lt;&lt; Current_routine-&gt;id &lt;&lt; '\n'; //? 1</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>
   new_routine<span class="Delimiter">-&gt;</span>parent_index = Current_routine_index<span class="Delimiter">;</span>
   <span class="Comment">// populate ingredients</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>
+  <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>
     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>
@@ -288,30 +278,18 @@ recipe f1 [
 <span class="traceAbsent">-schedule: f1</span>
 
 <span class="Delimiter">:(before &quot;End Scheduler Cleanup&quot;)</span>
-<span class="CommentedCode">//? trace(&quot;schedule&quot;) &lt;&lt; &quot;Before cleanup&quot;; //? 1</span>
-<span class="CommentedCode">//? for (long long int i = 0; i &lt; SIZE(Routines); ++i) { //? 1</span>
-<span class="CommentedCode">//?   trace(&quot;schedule&quot;) &lt;&lt; i &lt;&lt; &quot;: &quot; &lt;&lt; Routines.at(i)-&gt;id &lt;&lt; ' ' &lt;&lt; Routines.at(i)-&gt;state &lt;&lt; ' ' &lt;&lt; Routines.at(i)-&gt;parent_index &lt;&lt; ' ' &lt;&lt; Routines.at(i)-&gt;state; //? 1</span>
-<span class="CommentedCode">//? } //? 1</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>
-<span class="CommentedCode">//?   trace(&quot;schedule&quot;) &lt;&lt; &quot;AAA &quot; &lt;&lt; i; //? 1</span>
-  if <span class="Delimiter">(</span>has_completed_parent<span class="Delimiter">(</span>i<span class="Delimiter">))</span> <span class="Delimiter">{</span>
-<span class="CommentedCode">//?     trace(&quot;schedule&quot;) &lt;&lt; &quot;BBB &quot; &lt;&lt; i; //? 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>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>
     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="CommentedCode">//? trace(&quot;schedule&quot;) &lt;&lt; &quot;After cleanup&quot;; //? 1</span>
-<span class="CommentedCode">//? for (long long int i = 0; i &lt; SIZE(Routines); ++i) { //? 1</span>
-<span class="CommentedCode">//?   trace(&quot;schedule&quot;) &lt;&lt; i &lt;&lt; &quot;: &quot; &lt;&lt; Routines.at(i)-&gt;id &lt;&lt; ' ' &lt;&lt; Routines.at(i)-&gt;state &lt;&lt; ' ' &lt;&lt; Routines.at(i)-&gt;parent_index &lt;&lt; ' ' &lt;&lt; Routines.at(i)-&gt;state; //? 1</span>
-<span class="CommentedCode">//? } //? 1</span>
 
 <span class="Delimiter">:(code)</span>
-bool has_completed_parent<span class="Delimiter">(</span>long long int routine_index<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span class="CommentedCode">//?   trace(&quot;schedule&quot;) &lt;&lt; &quot;CCC &quot; &lt;&lt; routine_index &lt;&lt; '\n'; //? 2</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>
-<span class="CommentedCode">//?     trace(&quot;schedule&quot;) &lt;&lt; &quot;DDD &quot; &lt;&lt; j &lt;&lt; '\n'; //? 2</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="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>
       <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>
@@ -339,12 +317,19 @@ 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>
-case ROUTINE_STATE: <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>
-  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>
+<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>
+    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>
+    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>
       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>
@@ -361,11 +346,18 @@ 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>
-case RESTART: <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>
-  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>
+<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>
+    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>
+    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>
       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>
@@ -378,11 +370,18 @@ 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>
-case STOP: <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>
-  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>
+<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>
+    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>
+    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>
       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>
@@ -395,8 +394,8 @@ _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>
-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>
+<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>
     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>
diff --git a/html/039wait.cc.html b/html/039wait.cc.html
index 34043e76..1e56cf9d 100644
--- a/html/039wait.cc.html
+++ b/html/039wait.cc.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; }
-.traceContains { color: #008000; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -41,7 +41,7 @@ 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>:literal
   start-running f2:recipe
-  wait-for-location <span class="Constant">1</span>:number
+  wait-<span class="Normal">for</span>-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 +57,8 @@ 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>
-long long int waiting_on_location<span class="Delimiter">;</span>
-int old_value_of_waiting_location<span class="Delimiter">;</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>
 <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>
 
@@ -69,29 +69,23 @@ 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>
-case WAIT_FOR_LOCATION: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
   Current_routine<span class="Delimiter">-&gt;</span>old_value_of_waiting_location = Memory[loc<span class="Delimiter">.</span>value]<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;waiting for location &quot;</span> &lt;&lt; loc<span class="Delimiter">.</span>value &lt;&lt; <span class="Constant">&quot; to change from &quot;</span> &lt;&lt; Memory[loc<span class="Delimiter">.</span>value]<span class="Delimiter">;</span>
-<span class="CommentedCode">//?   trace(&quot;schedule&quot;) &lt;&lt; Current_routine-&gt;id &lt;&lt; &quot;: waiting for location &quot; &lt;&lt; loc.value &lt;&lt; &quot; to change from &quot; &lt;&lt; Memory[loc.value]; //? 2</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;waiting for location &quot;</span> &lt;&lt; loc<span class="Delimiter">.</span>value &lt;&lt; <span class="Constant">&quot; to change from &quot;</span> &lt;&lt; Memory[loc<span class="Delimiter">.</span>value] &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Comment">//: scheduler tweak to get routines out of that state</span>
 
 <span class="Delimiter">:(before &quot;End Scheduler State Transitions&quot;)</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>
-<span class="CommentedCode">//?   trace(&quot;schedule&quot;) &lt;&lt; &quot;wake up loop 1: routine &quot; &lt;&lt; Routines.at(i)-&gt;id &lt;&lt; &quot; has state &quot; &lt;&lt; Routines.at(i)-&gt;state; //? 1</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>
-<span class="CommentedCode">//?   trace(&quot;schedule&quot;) &lt;&lt; &quot;waiting on location: &quot; &lt;&lt; Routines.at(i)-&gt;waiting_on_location; //? 1</span>
-<span class="CommentedCode">//?   if (Routines.at(i)-&gt;waiting_on_location) //? 2</span>
-<span class="CommentedCode">//?     trace(&quot;schedule&quot;) &lt;&lt; &quot;checking routine &quot; &lt;&lt; Routines.at(i)-&gt;id &lt;&lt; &quot; waiting on location &quot; //? 2</span>
-<span class="CommentedCode">//?       &lt;&lt; Routines.at(i)-&gt;waiting_on_location &lt;&lt; &quot;: &quot; &lt;&lt; Memory[Routines.at(i)-&gt;waiting_on_location] &lt;&lt; &quot; vs &quot; &lt;&lt; Routines.at(i)-&gt;old_value_of_waiting_location; //? 2</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;
+<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;
       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><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>
     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="Constant">0</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
@@ -103,7 +97,7 @@ for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</
 recipe f1 [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
   <span class="Constant">12</span>:number/routine<span class="Special"> &lt;- </span>start-running f2:recipe
-  wait-for-routine <span class="Constant">12</span>:number/routine
+  wait-<span class="Normal">for</span>-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
 ]
@@ -120,7 +114,7 @@ recipe f2 [
 
 <span class="Delimiter">:(before &quot;End routine Fields&quot;)</span>
 <span class="Comment">// only if state == WAITING</span>
-long long int waiting_on_routine<span class="Delimiter">;</span>
+<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> 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>
 
@@ -129,11 +123,22 @@ 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>
-case WAIT_FOR_ROUTINE: <span class="Delimiter">{</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>
+    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>
+    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>
+    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>
   Current_routine<span class="Delimiter">-&gt;</span>state = WAITING<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>
   Current_routine<span class="Delimiter">-&gt;</span>waiting_on_routine = 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>
-  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;waiting for routine &quot;</span> &lt;&lt; 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>
+  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;waiting for routine &quot;</span> &lt;&lt; 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;&lt; end<span class="Delimiter">();</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
@@ -141,14 +146,14 @@ case WAIT_FOR_ROUTINE: <span class="Delimiter">{</span>
 <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>
-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>
-  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<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 != 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>
+  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>
+      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>
     <span class="Delimiter">}</span>
@@ -160,11 +165,10 @@ 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>
-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>
+<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>
     assert<span class="Delimiter">(</span>id != Current_routine<span class="Delimiter">-&gt;</span>id<span class="Delimiter">);</span>
-<span class="CommentedCode">//?     cerr &lt;&lt; &quot;waiting on &quot; &lt;&lt; id &lt;&lt; &quot; from &quot; &lt;&lt; Current_routine-&gt;id &lt;&lt; '\n'; //? 1</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>
   <span class="Delimiter">}</span>
@@ -172,12 +176,12 @@ case SWITCH: <span class="Delimiter">{</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</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>
+<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>
     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>
-    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="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="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 f5f3921c..a4313315 100644
--- a/html/040brace.cc.html
+++ b/html/040brace.cc.html
@@ -13,14 +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; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.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; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -70,64 +71,64 @@ recipe main [
   Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>transform_braces<span class="Delimiter">);</span>
 
 <span class="Delimiter">:(code)</span>
-void transform_braces<span class="Delimiter">(</span>const recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</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>
 <span class="CommentedCode">//?   cout &lt;&lt; &quot;AAA transform_braces\n&quot;; //? 1</span>
 <span class="CommentedCode">//?   exit(0); //? 1</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="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>
   <span class="Comment">// use signed integer for step index because we'll be doing arithmetic on it</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; r &lt;&lt; <span class="Constant">&quot;: push (open, &quot;</span> &lt;&lt; index &lt;&lt; <span class="Constant">&quot;)&quot;</span><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>
+  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>
     <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><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="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; <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>
     <span class="Delimiter">}</span>
   <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<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>
+  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>
+  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>
     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>
+    <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>
       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>
-    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>
+    <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>
       open_braces<span class="Delimiter">.</span>pop<span class="Delimiter">();</span>
       <span class="Identifier">continue</span><span class="Delimiter">;</span>
     <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>
-    if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation != Recipe_ordinal[<span class="Constant">&quot;loop&quot;</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>]
          &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>]
          &amp;&amp; inst<span class="Delimiter">.</span>operation != Recipe_ordinal[<span class="Constant">&quot;break-if&quot;</span>]
          &amp;&amp; inst<span class="Delimiter">.</span>operation != Recipe_ordinal[<span class="Constant">&quot;break-unless&quot;</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; inst<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; ...&quot;</span><span class="Delimiter">;</span>
+      trace<span class="Delimiter">(</span><span class="Constant">&quot;after-brace&quot;</span><span class="Delimiter">)</span> &lt;&lt; inst<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; ...&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
       <span class="Identifier">continue</span><span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
     <span class="Comment">// update instruction operation</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>
+    <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>
       inst<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;jump-if&quot;</span>]<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>
+    <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>
       inst<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;jump-unless&quot;</span>]<span class="Delimiter">;</span>
-    else
+    <span class="Normal">else</span>
       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>
-    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="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>
       <span class="Comment">// conditional branches check arg 1</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><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> &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>
-    else <span class="Delimiter">{</span>
+    <span class="Normal">else</span> <span class="Delimiter">{</span>
       <span class="Comment">// unconditional branches check arg 0</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><span class="Delimiter">;</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>
+        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>
     <span class="Delimiter">}</span>
@@ -135,38 +136,38 @@ void transform_braces<span class="Delimiter">(</span>const recipe_ordinal r<span
     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>
-    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; wasn't inside {}</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><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>
+    <span class="Normal">if</span> <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>
       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>
-    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> - index - <span class="Constant">1</span><span class="Delimiter">);</span>
+    <span class="Normal">else</span>  <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>
-    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><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><span class="Delimiter">;</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><span class="Delimiter">;</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>
+      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>
+      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>
+      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>
-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> <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>
+<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>
     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>
-    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="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>
   <span class="Delimiter">}</span>
-  assert<span class="Delimiter">(</span><span class="Constant">false</span><span class="Delimiter">);</span>
-  <span class="Identifier">return</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;: 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>
-void transform<span class="Delimiter">(</span>string form<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> 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>
@@ -254,7 +255,7 @@ recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
   <span class="Delimiter">{</span>
-    <span class="Identifier">break</span>-if <span class="Constant">2</span>:number
+    <span class="Identifier">break</span>-<span class="Normal">if</span> <span class="Constant">2</span>:number
     <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
   <span class="Delimiter">}</span>
   <span class="Delimiter">{</span>
@@ -355,7 +356,7 @@ recipe main [
     <span class="Delimiter">{</span>
       <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
     <span class="Delimiter">}</span>
-    loop-if <span class="Constant">4</span>:boolean
+    loop-<span class="Normal">if</span> <span class="Constant">4</span>:boolean
     <span class="Constant">5</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
   <span class="Delimiter">}</span>
 ]
@@ -381,7 +382,7 @@ recipe test-factorial [
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
   <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>:literal
-    <span class="Identifier">break</span>-if <span class="Constant">3</span>:boolean
+    <span class="Identifier">break</span>-<span class="Normal">if</span> <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>:literal
@@ -396,7 +397,7 @@ recipe test-factorial [
 recipe main [
   <span class="Identifier">break</span>
 ]
-<span class="traceContains">+warn: break wasn't inside {}</span>
+<span class="traceContains">+warn: break needs a '{' before</span>
 </pre>
 </body>
 </html>
diff --git a/html/041jump_label.cc.html b/html/041jump_label.cc.html
index 9d5e0e4d..8cf9292a 100644
--- a/html/041jump_label.cc.html
+++ b/html/041jump_label.cc.html
@@ -14,14 +14,15 @@ pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .traceAbsent { color: #c00000; }
-.cSpecial { color: #008000; }
 .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; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -52,26 +53,25 @@ 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>
-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="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>
   <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>
+  <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>
     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>operation == Recipe_ordinal[<span class="Constant">&quot;jump&quot;</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span class="CommentedCode">//?       cerr &lt;&lt; inst.to_string() &lt;&lt; '\n'; //? 1</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>
       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>
-    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>
+    <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>
       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>
-    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>
+    <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>
         &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>
-    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>]
+    <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>]
             || 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>
@@ -80,16 +80,15 @@ void transform_labels<span class="Delimiter">(</span>const recipe_ordinal r<span
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</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>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;AAA &quot; &lt;&lt; x.to_string() &lt;&lt; '\n'; //? 1</span>
-  assert<span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">));</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;BBB &quot; &lt;&lt; x.to_string() &lt;&lt; '\n'; //? 1</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>
+    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="CommentedCode">//?   cerr &lt;&lt; &quot;CCC &quot; &lt;&lt; x.to_string() &lt;&lt; '\n'; //? 1</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>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;DDD &quot; &lt;&lt; x.to_string() &lt;&lt; '\n'; //? 1</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; <span class="Constant">&quot;can't find label &quot;</span> &lt;&lt; x<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; in routine &quot;</span> &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</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="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>
+    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>
 
@@ -110,7 +109,7 @@ recipe main [
 recipe main [
   <span class="Delimiter">{</span>
     <span class="Delimiter">{</span>
-      jump-if <span class="Constant">1</span>:literal<span class="Delimiter">,</span> +target:label
+      jump-<span class="Normal">if</span> <span class="Constant">1</span>:literal<span class="Delimiter">,</span> +target:label
       <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
diff --git a/html/042name.cc.html b/html/042name.cc.html
index 097b0c9f..9eddb2c5 100644
--- a/html/042name.cc.html
+++ b/html/042name.cc.html
@@ -13,16 +13,17 @@
 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; }
 .cSpecial { color: #008000; }
-.Constant { color: #00a0a0; }
 .SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.CommentedCode { color: #6c6c6c; }
 .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; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -40,7 +41,7 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 
 <span class="Delimiter">:(scenario convert_names)</span>
 recipe main [
-  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
+  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
 ]
 <span class="traceContains">+name: assign x 1</span>
 <span class="traceContains">+mem: storing 0 in location 1</span>
@@ -48,7 +49,7 @@ recipe main [
 <span class="Delimiter">:(scenario convert_names_warns)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  x:number<span class="Special"> &lt;- </span>copy y:number
+  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy y:number
 ]
 <span class="traceContains">+warn: use before set: y in main</span>
 
@@ -56,126 +57,128 @@ 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> long long int&gt; &gt; Name<span class="Delimiter">;</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>
 <span class="Delimiter">:(after &quot;Clear Other State For recently_added_recipes&quot;)</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="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>
   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>
-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="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>
   map&lt;string<span class="Delimiter">,</span> vector&lt;type_ordinal&gt; &gt; metadata<span class="Delimiter">;</span>
   <span class="Comment">// store the indices 'used' so far in the map</span>
-  long long int&amp; curr_idx = names[<span class="Constant">&quot;&quot;</span>]<span class="Delimiter">;</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>
   ++curr_idx<span class="Delimiter">;</span>  <span class="Comment">// avoid using index 0, benign skip in some other cases</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>
+  <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>
     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>
-    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>
+    <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>
       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>
-      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> <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><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>
+        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>
-    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>
+    <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>
       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>
-      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> <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<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>
+        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>
       <span class="Delimiter">}</span>
       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>
-  if <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>
-    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><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>
+    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>
 
-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="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>
   <span class="Comment">// if you use raw locations you're probably doing something unsafe</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>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="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>
     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><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>
+    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>
 
-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> <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>
 <span class="CommentedCode">//?   cerr &lt;&lt; x.to_string() &lt;&lt; '\n'; //? 1</span>
-  if <span class="Delimiter">(</span>x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<span class="Delimiter">())</span>
-    raise &lt;&lt; <span class="Constant">&quot;missing type in &quot;</span> &lt;&lt; x<span class="Delimiter">.</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
-  assert<span class="Delimiter">(</span>!x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>empty<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="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>
+    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>
   <span class="Comment">// End Disqualified Reagents</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="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>
   <span class="Identifier">return</span> <span class="Constant">false</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>
+<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="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>
 
-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="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>
   <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>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>
+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>
   <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; die<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>
 
-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="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>
 <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>
-  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="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>
   <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; die<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>
 
-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="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>
   <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>
 
-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="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>
   <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>
 
-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="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>
   <span class="Delimiter">}</span>
   <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</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="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>
   <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>
@@ -191,21 +194,21 @@ recipe main [
 <span class="Comment">//: an escape hatch to suppress name conversion that we'll use later</span>
 <span class="Delimiter">:(scenario convert_names_passes_raw)</span>
 recipe main [
-  x:number/<span class="Special">raw &lt;- </span>copy <span class="Constant">0</span>:literal
+  <span class="Normal">x</span>:number/<span class="Special">raw &lt;- </span>copy <span class="Constant">0</span>:literal
 ]
 <span class="traceAbsent">-name: assign x 1</span>
 
 <span class="Delimiter">:(scenario convert_names_warns_when_mixing_names_and_numeric_locations)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number
+  <span class="Normal">x</span>: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 convert_names_warns_when_mixing_names_and_numeric_locations2)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
+  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
   <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>
@@ -213,7 +216,7 @@ recipe main [
 <span class="Delimiter">:(scenario convert_names_does_not_warn_when_mixing_names_and_raw_locations)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number/<span class="Special">raw</span>
+  <span class="Normal">x</span>: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>
@@ -221,7 +224,7 @@ $warn: <span class="Constant">0</span>
 <span class="Delimiter">:(scenario convert_names_does_not_warn_when_mixing_names_and_literals)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
+  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
 ]
 <span class="traceAbsent">-warn: mixing variable names and numeric addresses in main</span>
 $warn: <span class="Constant">0</span>
@@ -229,8 +232,8 @@ $warn: <span class="Constant">0</span>
 <span class="Delimiter">:(scenario convert_names_warns_on_reusing_name_with_different_type)</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
-  x:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
+  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
+  <span class="Normal">x</span>:boolean<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
 ]
 <span class="traceContains">+warn: x used with multiple types in main</span>
 
@@ -242,27 +245,28 @@ 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 convert_names_transforms_container_elements)</span>
 recipe main [
-  p:address:point<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal  <span class="Comment"># unsafe</span>
-  a:number<span class="Special"> &lt;- </span>get p:address:point/deref<span class="Delimiter">,</span> y:offset
-  b:number<span class="Special"> &lt;- </span>get p:address:point/deref<span class="Delimiter">,</span> x:offset
+  <span class="Normal">p</span>:address:point<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal  <span class="Comment"># unsafe</span>
+  <span class="Normal">a</span>:number<span class="Special"> &lt;- </span>get p:address:point/deref<span class="Delimiter">,</span> y:offset
+  <span class="Normal">b</span>:number<span class="Special"> &lt;- </span>get p:address:point/deref<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>
-if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation == Recipe_ordinal[<span class="Constant">&quot;get&quot;</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>]
     || 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="Comment">// at least 2 args, and second arg is offset</span>
-  assert<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> &gt;= <span class="Constant">2</span><span class="Delimiter">);</span>
-<span class="CommentedCode">//?   cout &lt;&lt; inst.ingredients.at(1).to_string() &lt;&lt; '\n'; //? 1</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; inst<span class="Delimiter">.</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: expected literal; 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>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; die<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="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>
+    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>
+  <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>
+    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>
     <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>
-    trace<span class="Delimiter">(</span><span class="Constant">&quot;name&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;element &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; of type &quot;</span> &lt;&lt; Type[base_type]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; is at offset &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>value<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;element &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; of type &quot;</span> &lt;&lt; Type[base_type]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; is at offset &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>value &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
@@ -270,8 +274,8 @@ if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>operation
 <span class="Delimiter">:(scenarios transform)</span>
 <span class="Delimiter">:(scenario convert_names_handles_containers)</span>
 recipe main [
-  a:point<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
-  b:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
+  <span class="Normal">a</span>:point<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
+  <span class="Normal">b</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
 ]
 <span class="traceContains">+name: assign a 1</span>
 <span class="traceContains">+name: assign b 3</span>
@@ -284,22 +288,24 @@ recipe main [
   <span class="Constant">12</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
   <span class="Constant">13</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>:literal
   <span class="Constant">14</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">36</span>:literal
-  <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="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="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>
-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>
-  <span class="Comment">// at least 2 args, and second arg is offset</span>
-  assert<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> &gt;= <span class="Constant">2</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;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>
+    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>
-  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="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>
     <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>
-    trace<span class="Delimiter">(</span><span class="Constant">&quot;name&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;variant &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; of type &quot;</span> &lt;&lt; Type[base_type]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; has tag &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>value<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;variant &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; of type &quot;</span> &lt;&lt; Type[base_type]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; has tag &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>value &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 </pre>
diff --git a/html/043new.cc.html b/html/043new.cc.html
index 60ebb332..83bbbef2 100644
--- a/html/043new.cc.html
+++ b/html/043new.cc.html
@@ -13,15 +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; }
 .cSpecial { color: #008000; }
-.Constant { color: #00a0a0; }
 .SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.CommentedCode { color: #6c6c6c; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -39,26 +40,26 @@ 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>new number:type
-  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span>new number:type
+  <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">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>
-long long int Reserved_for_tests = <span class="Constant">1000</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="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>
 <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>
-long long int alloc<span class="Delimiter">,</span> alloc_max<span class="Delimiter">;</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>
 <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>
 alloc_max = Memory_allocated_until<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; <span class="Constant">&quot;routine allocated memory from &quot;</span> &lt;&lt; alloc &lt;&lt; <span class="Constant">&quot; to &quot;</span> &lt;&lt; alloc_max<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; <span class="Constant">&quot;routine allocated memory from &quot;</span> &lt;&lt; alloc &lt;&lt; <span class="Constant">&quot; to &quot;</span> &lt;&lt; alloc_max &lt;&lt; end<span class="Delimiter">();</span>
 
 <span class="SalientComment">//:: First handle 'type' operands.</span>
 
@@ -66,20 +67,20 @@ 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>
-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="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>
   <span class="Comment">// End NEW Transform Special-cases</span>
   <span class="Comment">// first arg must be of type 'type'</span>
-  assert<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><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">0</span><span class="Delimiter">)))</span>
-    raise &lt;&lt; <span class="Constant">&quot;expected literal, 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>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; die<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>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; <span class="Constant">&quot;tried to allocate non-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>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot; in recipe &quot;</span> &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; die<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; <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="Constant">&quot; in recipe &quot;</span> &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; die<span class="Delimiter">();</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;type &quot; &lt;&lt; inst.ingredients.at(0).name &lt;&lt; &quot; =&gt; &quot; &lt;&lt; Type_ordinal[inst.ingredients.at(0).name] &lt;&lt; '\n'; //? 1</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>
+    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>
+      || 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>
+    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<span class="Delimiter">;</span>
-  end_new_transform:<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>
 <span class="Delimiter">}</span>
 
 <span class="SalientComment">//:: Now implement the primitive recipe.</span>
@@ -90,22 +91,27 @@ 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>
-case NEW: <span class="Delimiter">{</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>
+    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>
+    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="Delimiter">}</span>
   <span class="Comment">// compute the space we need</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="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>
   <span class="Delimiter">{</span>
     vector&lt;type_ordinal&gt; type<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>
     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="CommentedCode">//?     trace(Primitive_recipe_depth, &quot;mem&quot;) &lt;&lt; &quot;type &quot; &lt;&lt; current_instruction().ingredients.at(0).to_string() &lt;&lt; ' ' &lt;&lt; type.size() &lt;&lt; ' ' &lt;&lt; type.back() &lt;&lt; &quot; has size &quot; &lt;&lt; size_of(type); //? 1</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="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>
       <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<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>
-    else <span class="Delimiter">{</span>
+    <span class="Normal">else</span> <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>
@@ -115,17 +121,16 @@ case NEW: <span class="Delimiter">{</span>
   <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>
-  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<span class="Delimiter">;</span>
-<span class="CommentedCode">//?   trace(Primitive_recipe_depth, &quot;mem&quot;) &lt;&lt; &quot;size: &quot; &lt;&lt; size &lt;&lt; &quot; locations&quot;; //? 1</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>
+  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>
-  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>
+  <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>
     Memory[address] = <span class="Constant">0</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="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>
     Memory[result] = array_length<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// bump</span>
@@ -145,18 +150,17 @@ case NEW: <span class="Delimiter">{</span>
 <span class="CommentedCode">//? :(before &quot;End Teardown&quot;) //? 1</span>
 <span class="CommentedCode">//? cerr &lt;&lt; Total_alloc &lt;&lt; &quot;/&quot; &lt;&lt; Num_alloc //? 1</span>
 <span class="CommentedCode">//?      &lt;&lt; &quot; vs &quot; &lt;&lt; Total_free &lt;&lt; &quot;/&quot; &lt;&lt; Num_free &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//? cerr &lt;&lt; Memory.size() &lt;&lt; '\n'; //? 1</span>
+<span class="CommentedCode">//? cerr &lt;&lt; SIZE(Memory) &lt;&lt; '\n'; //? 1</span>
 
 <span class="Delimiter">:(code)</span>
-void ensure_space<span class="Delimiter">(</span>long long int size<span class="Delimiter">)</span> <span class="Delimiter">{</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>
   assert<span class="Delimiter">(</span>size &lt;= Initial_memory_per_routine<span class="Delimiter">);</span>
-<span class="CommentedCode">//?   cout &lt;&lt; Current_routine-&gt;alloc &lt;&lt; &quot; &quot; &lt;&lt; Current_routine-&gt;alloc_max &lt;&lt; &quot; &quot; &lt;&lt; size &lt;&lt; '\n'; //? 1</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="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>
     <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>
     Current_routine<span class="Delimiter">-&gt;</span>alloc_max = Memory_allocated_until<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; <span class="Constant">&quot;routine allocated memory from &quot;</span> &lt;&lt; Current_routine<span class="Delimiter">-&gt;</span>alloc &lt;&lt; <span class="Constant">&quot; to &quot;</span> &lt;&lt; Current_routine<span class="Delimiter">-&gt;</span>alloc_max<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; <span class="Constant">&quot;routine allocated memory from &quot;</span> &lt;&lt; Current_routine<span class="Delimiter">-&gt;</span>alloc &lt;&lt; <span class="Constant">&quot; to &quot;</span> &lt;&lt; Current_routine<span class="Delimiter">-&gt;</span>alloc_max &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
@@ -164,15 +168,15 @@ void ensure_space<span class="Delimiter">(</span>long long int size<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>new number:type
+  <span class="Constant">1</span>:address:number<span class="Special"> &lt;- </span><span class="Normal">new</span> number:type
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:address:number/deref
 ]
 <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>new number:type<span class="Delimiter">,</span> <span class="Constant">5</span>:literal
-  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span>new number:type
+  <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>:literal
+  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> 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:literal</span>
@@ -182,8 +186,8 @@ 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>new number:type<span class="Delimiter">,</span> <span class="Constant">0</span>:literal
-  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span>new number:type
+  <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>:literal
+  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> 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:literal</span>
@@ -194,14 +198,14 @@ 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>new number:type
+  <span class="Constant">1</span>:address:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> 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>new number:type
+  <span class="Constant">2</span>:address:number/<span class="Special">raw &lt;- </span><span class="Normal">new</span> 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>
@@ -213,8 +217,8 @@ 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>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="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="traceContains">+new: routine allocated memory from 1000 to 1002</span>
 <span class="traceContains">+new: routine allocated memory from 1002 to 1004</span>
@@ -224,16 +228,16 @@ recipe main [
 
 <span class="Delimiter">:(scenario new_reclaim)</span>
 recipe main [
-  <span class="Constant">1</span>:address:number<span class="Special"> &lt;- </span>new number:type
+  <span class="Constant">1</span>:address:number<span class="Special"> &lt;- </span><span class="Normal">new</span> number:type
   abandon <span class="Constant">1</span>:address:number
-  <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">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">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;long long int<span class="Delimiter">,</span> long long int&gt; Free_list<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">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&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>
 
@@ -242,15 +246,19 @@ 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>
-case ABANDON: <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;abandon's ingredient should be scalar</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</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>
+    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>
+    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>
-  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>
+  <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>
   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>
-  if <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; <span class="Constant">&quot;abandon's ingredient should be an address</span><span class="cSpecial">\n</span><span class="Constant">&quot;</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>
+    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>
   reagent target_type = deref<span class="Delimiter">(</span>types<span class="Delimiter">);</span>
@@ -259,12 +267,12 @@ case ABANDON: <span class="Delimiter">{</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</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="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>
 <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>
-  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>
+  <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>
     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>
@@ -272,15 +280,18 @@ void abandon<span class="Delimiter">(</span>long long int address<span class="De
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(before &quot;ensure_space(size)&quot; following &quot;case NEW&quot;)</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>
+<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>
   Free_list[size] = Memory[result]<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>
-    if <span class="Delimiter">(</span>Memory[curr] != <span class="Constant">0</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; die<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="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>
+      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>
     Memory[result] = array_length<span class="Delimiter">;</span>
-  else
+  <span class="Normal">else</span>
     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>
@@ -289,9 +300,9 @@ if <span class="Delimiter">(</span>Free_list[size]<span class="Delimiter">)</spa
 
 <span class="Delimiter">:(scenario new_differing_size_no_reclaim)</span>
 recipe main [
-  <span class="Constant">1</span>:address:number<span class="Special"> &lt;- </span>new number:type
+  <span class="Constant">1</span>:address:number<span class="Special"> &lt;- </span><span class="Normal">new</span> number:type
   abandon <span class="Constant">1</span>:address:number
-  <span class="Constant">2</span>:address:number<span class="Special"> &lt;- </span>new number:type<span class="Delimiter">,</span> <span class="Constant">2</span>:literal  <span class="Comment"># different size</span>
+  <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>:literal  <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>
@@ -299,9 +310,9 @@ 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>new number:type<span class="Delimiter">,</span> <span class="Constant">2</span>:literal
+  <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>:literal
   abandon <span class="Constant">1</span>:address:array:number
-  <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>:literal
+  <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>:literal
   <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>
@@ -311,7 +322,7 @@ recipe main [
 
 <span class="Delimiter">:(scenario new_string)</span>
 recipe main [
-  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new [abc def]
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span><span class="Normal">new</span> [abc def]
   <span class="Constant">2</span>:character<span class="Special"> &lt;- </span>index <span class="Constant">1</span>:address:array:character/deref<span class="Delimiter">,</span> <span class="Constant">5</span>:literal
 ]
 <span class="Comment"># number code for 'e'</span>
@@ -319,7 +330,7 @@ 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>new [a«c]
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span><span class="Normal">new</span> [a«c]
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>length <span class="Constant">1</span>:address:array:character/deref
   <span class="Constant">3</span>:character<span class="Special"> &lt;- </span>index <span class="Constant">1</span>:address:array:character/deref<span class="Delimiter">,</span> <span class="Constant">1</span>:literal
 ]
@@ -328,7 +339,7 @@ recipe main [
 <span class="traceContains">+mem: storing 171 in location 3</span>
 
 <span class="Delimiter">:(before &quot;End NEW Transform Special-cases&quot;)</span>
-  if <span class="Delimiter">(</span>!inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">()</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; !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>
@@ -338,29 +349,28 @@ recipe main [
   <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(after &quot;case NEW&quot; following &quot;Primitive Recipe Implementations&quot;)</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="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>
     &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_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>
+  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>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-long long int new_string<span class="Delimiter">(</span>const string&amp; contents<span class="Delimiter">)</span> <span class="Delimiter">{</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>
   <span class="Comment">// allocate an array just large enough for it</span>
-  long long int string_length = 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> 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="CommentedCode">//?   cout &lt;&lt; &quot;new string literal: &quot; &lt;&lt; current_instruction().ingredients.at(0).name &lt;&lt; '\n'; //? 1</span>
-  long long int result = Current_routine<span class="Delimiter">-&gt;</span>alloc<span class="Delimiter">;</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>
   Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc++] = string_length<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>
+  <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>
     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>
@@ -375,19 +385,19 @@ long long int new_string<span class="Delimiter">(</span>const string&amp; conten
 <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>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="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="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>
-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="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>
     <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>
diff --git a/html/044space.cc.html b/html/044space.cc.html
index b0e25bf2..14ef9f7a 100644
--- a/html/044space.cc.html
+++ b/html/044space.cc.html
@@ -13,16 +13,17 @@
 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; }
-.cSpecial { color: #008000; }
-.Constant { color: #00a0a0; }
-.SalientComment { color: #00ffff; }
 .traceAbsent { color: #c00000; }
+.SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.CommentedCode { color: #6c6c6c; }
+.cSpecial { color: #008000; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
-.CommentedCode { color: #6c6c6c; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -43,7 +44,7 @@ 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>:literal  <span class="Comment"># pretend array; in practice we'll use new</span>
-  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>:literal
+  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>:literal
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>:literal
 ]
 <span class="traceContains">+mem: storing 23 in location 12</span>
@@ -55,7 +56,7 @@ 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>:literal
   <span class="Comment"># actual start of this recipe</span>
-  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">1000</span>:literal
+  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">1000</span>:literal
   <span class="Constant">1</span>:address:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>:literal
   <span class="Constant">8</span>:number/<span class="Special">raw &lt;- </span>copy <span class="Constant">1</span>:address:number/deref
 ]
@@ -64,20 +65,20 @@ 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 [
-  default-space:number<span class="Delimiter">,</span> x:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal
+  <span class="Normal">default</span>-space:number<span class="Delimiter">,</span> x:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal<span class="Delimiter">,</span> <span class="Constant">1</span>:literal
 ]
 <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>
-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="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>
   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>
-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="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>
 
 <span class="SalientComment">//:: now implement space support</span>
 <span class="Delimiter">:(before &quot;End call Fields&quot;)</span>
-long long int default_space<span class="Delimiter">;</span>
+<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> 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>
 
@@ -86,9 +87,11 @@ 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>
-  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>initialized<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>to_string<span class="Delimiter">()</span> &lt;&lt; die<span class="Delimiter">();</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>
+    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>
   reagent r = x<span class="Delimiter">;</span>
   r<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span>address<span class="Delimiter">(</span>r<span class="Delimiter">.</span>value<span class="Delimiter">,</span> space_base<span class="Delimiter">(</span>r<span class="Delimiter">)));</span>
   r<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;raw&quot;</span><span class="Delimiter">,</span> vector&lt;string&gt;<span class="Delimiter">()));</span>
@@ -108,7 +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>:literal
   <span class="Comment"># actual start of this recipe</span>
-  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">1000</span>:literal
+  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">1000</span>:literal
   <span class="Constant">1</span>:address:point<span class="Special"> &lt;- </span>copy <span class="Constant">12</span>:literal
   <span class="Constant">9</span>:number/<span class="Special">raw &lt;- </span>get <span class="Constant">1</span>:address:point/deref<span class="Delimiter">,</span> <span class="Constant">1</span>:offset
 ]
@@ -128,7 +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>:literal
   <span class="Comment"># actual start of this recipe</span>
-  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">1000</span>:literal
+  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">1000</span>:literal
   <span class="Constant">1</span>:address:array:number<span class="Special"> &lt;- </span>copy <span class="Constant">12</span>:literal
   <span class="Constant">9</span>:number/<span class="Special">raw &lt;- </span>index <span class="Constant">1</span>:address:array:number/deref<span class="Delimiter">,</span> <span class="Constant">1</span>:literal
 ]
@@ -142,38 +145,37 @@ tmp<span class="Delimiter">.</span>properties<span class="Delimiter">.</span>pus
 
 <span class="Delimiter">:(scenario new_default_space)</span>
 recipe main [
-  new-default-space
-  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
-  y:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>:literal
+  <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>:literal
+  <span class="Normal">y</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>:literal
 ]
 <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>
-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="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>
   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>
-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="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>
 
 <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>
-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>
+<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>
   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>
-  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>
+  <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>
     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>
-    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><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>
+      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>
-  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>
-    assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>data<span class="Delimiter">));</span>
-    raise &lt;&lt; <span class="Constant">&quot;can't write to special variable number-of-locals</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">;</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>
+    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>
 
@@ -188,8 +190,8 @@ recipe main [
 ]
 recipe foo [
   local-scope
-  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>:literal
-  reply default-space:address:array:location
+  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>:literal
+  reply <span class="Normal">default</span>-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>
@@ -202,68 +204,67 @@ 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>
-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>
+<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>
   rewrite_default_space_instruction<span class="Delimiter">(</span>curr<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(code)</span>
-void try_reclaim_locals<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> try_reclaim_locals<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   <span class="Comment">// only reclaim routines starting with 'local-scope'</span>
-  const recipe_ordinal r = Recipe_ordinal[current_recipe_name<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><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>
-<span class="CommentedCode">//?   cerr &lt;&lt; inst.to_string() &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; current_recipe_name() &lt;&lt; &quot;: abandon &quot; &lt;&lt; Current_routine-&gt;calls.front().default_space &lt;&lt; '\n'; //? 1</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>
   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>
 
-void rewrite_default_space_instruction<span class="Delimiter">(</span>instruction&amp; curr<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>
   curr<span class="Delimiter">.</span>operation = Recipe_ordinal[<span class="Constant">&quot;new&quot;</span>]<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><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>
+    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>
-  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><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>
+    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>
 
 <span class="SalientComment">//:: helpers</span>
 
 <span class="Delimiter">:(code)</span>
-long long int space_base<span class="Delimiter">(</span>const reagent&amp; x<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="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>
 
-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="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>
 <span class="CommentedCode">//?   cout &lt;&lt; base &lt;&lt; '\n'; //? 2</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="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>
     <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><span class="Delimiter">;</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>
   <span class="Identifier">return</span> base+<span class="Constant">1</span> + offset<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>
-  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>
-    assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>data<span class="Delimiter">));</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>
+      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>
   <span class="Delimiter">}</span>
 
 <span class="Delimiter">:(scenario get_default_space)</span>
 recipe main [
-  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>:literal
-  <span class="Constant">1</span>:number/<span class="Special">raw &lt;- </span>copy default-space:address:array:location
+  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>:literal
+  <span class="Constant">1</span>:number/<span class="Special">raw &lt;- </span>copy <span class="Normal">default</span>-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>
-  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>
+  <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>
     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 a01f4094..2bf9c648 100644
--- a/html/045space_surround.cc.html
+++ b/html/045space_surround.cc.html
@@ -13,12 +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; }
+.cSpecial { 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; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -41,7 +43,7 @@ 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>:literal  <span class="Comment"># pretend array</span>
   <span class="Constant">20</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">5</span>:literal  <span class="Comment"># pretend array</span>
-  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>:literal
+  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>:literal
   <span class="Constant">0</span>:address:array:location/names:dummy<span class="Special"> &lt;- </span>copy <span class="Constant">20</span>:literal  <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>:literal
   <span class="Constant">1</span>:number/space:<span class="Constant">1</span><span class="Special"> &lt;- </span>copy <span class="Constant">33</span>:literal
@@ -58,22 +60,23 @@ recipe main [
 <span class="Comment">//: one.</span>
 
 <span class="Delimiter">:(replace{} &quot;long long int space_base(const reagent&amp; x)&quot;)</span>
-long long int space_base<span class="Delimiter">(</span>const reagent&amp; x<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="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>
 
-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="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>
     <span class="Identifier">return</span> base<span class="Delimiter">;</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="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>
   <span class="Identifier">return</span> result<span class="Delimiter">;</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>
-      assert<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>
+<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>
+        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>
   <span class="Delimiter">}</span>
@@ -82,7 +85,7 @@ long long int space_index<span class="Delimiter">(</span>const reagent&amp; x<sp
 
 <span class="Delimiter">:(scenario permit_space_as_variable_name)</span>
 recipe main [
-  space:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
+  <span class="Normal">space</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
 ]
 </pre>
 </body>
diff --git a/html/046closure_name.cc.html b/html/046closure_name.cc.html
index 9052fee1..83650402 100644
--- a/html/046closure_name.cc.html
+++ b/html/046closure_name.cc.html
@@ -13,14 +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; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.CommentedCode { color: #6c6c6c; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -39,26 +40,24 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 
 <span class="Delimiter">:(scenario closure)</span>
 recipe main [
-  default-space:address:array:location<span class="Special"> &lt;- </span>new location:type<span class="Delimiter">,</span> <span class="Constant">30</span>:literal
-  <span class="Constant">1</span>:address:array:location/names:new-counter<span class="Special"> &lt;- </span>new-counter
-<span class="CommentedCode">#?   $print [AAAAAAAAAAAAAAAA]</span>
-<span class="CommentedCode">#?   $print 1:address:array:location</span>
-  <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
+  <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>:literal
+  <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
 ]
 
-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>:literal
-  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>:literal
-  y:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>:literal  <span class="Comment"># variable that will be incremented</span>
-  reply default-space:address:array:location
+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>:literal
+  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>:literal
+  <span class="Normal">y</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>:literal  <span class="Comment"># variable that will be incremented</span>
+  reply <span class="Normal">default</span>-space:address:array:location
 ]
 
 recipe increment-counter [
-  default-space:address:array:location<span class="Special"> &lt;- </span>new location:type<span class="Delimiter">,</span> <span class="Constant">30</span>:literal
-  <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>:literal  <span class="Comment"># increment</span>
-  y:number<span class="Special"> &lt;- </span>copy <span class="Constant">234</span>:literal  <span class="Comment"># dummy</span>
+  <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>:literal
+  <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>:literal  <span class="Comment"># increment</span>
+  <span class="Normal">y</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">234</span>:literal  <span class="Comment"># dummy</span>
   reply y:number/space:<span class="Constant">1</span>
 ]
 
@@ -75,31 +74,33 @@ 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>
-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>
+<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>
           || 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>
-        raise &lt;&lt; <span class="Constant">&quot;slot 0 should always have type address:array:location, but is &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><span class="Delimiter">;</span>
+        raise &lt;&lt; <span class="Constant">&quot;slot 0 should always have type address:array:location, but is &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>
         <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>
-      if <span class="Delimiter">(</span>s<span class="Delimiter">.</span>empty<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; die<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, 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><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>
+        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>
       string surrounding_recipe_name = s<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><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="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>
           &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><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>
       <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;recipe &quot;</span> &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; is surrounded by &quot;</span> &lt;&lt; surrounding_recipe_name<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;recipe &quot;</span> &lt;&lt; Recipe[r]<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; is surrounded by &quot;</span> &lt;&lt; surrounding_recipe_name &lt;&lt; end<span class="Delimiter">();</span>
       Surrounding_space[r] = Recipe_ordinal[surrounding_recipe_name]<span class="Delimiter">;</span>
     <span class="Delimiter">}</span>
   <span class="Delimiter">}</span>
@@ -109,16 +110,16 @@ void collect_surrounding_spaces<span class="Delimiter">(</span>const recipe_ordi
 <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>
-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="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>
 <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>
-  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; die<span class="Delimiter">();</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>
     <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>
-  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><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>
+  <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>
   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>
@@ -128,14 +129,14 @@ long long int lookup_name<span class="Delimiter">(</span>const reagent&amp; x<sp
 
 <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>
-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><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><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; 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>
+    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>
+      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; die<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>
     <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   done<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>r<span class="Delimiter">);</span>
@@ -145,10 +146,10 @@ long long int lookup_name<span class="Delimiter">(</span>const reagent&amp; x<sp
   <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>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><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>
+    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>
   assert<span class="Delimiter">(</span>Surrounding_space[r]<span class="Delimiter">);</span>
@@ -157,11 +158,14 @@ recipe_ordinal lookup_surrounding_recipe<span class="Delimiter">(</span>const re
 
 <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>
-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>
+<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>
     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>
-    assert<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>p<span class="Delimiter">)</span> == <span class="Constant">1</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="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>
+      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>
   <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 da036490..3fcf82fc 100644
--- a/html/047global.cc.html
+++ b/html/047global.cc.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; }
-.traceContains { color: #008000; }
 .cSpecial { 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; }
-.CommentedCode { color: #6c6c6c; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -44,7 +44,7 @@ recipe main [
   <span class="Constant">20</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">5</span>:literal
   <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>:literal
-  default-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>:literal
+  <span class="Normal">default</span>-space:address:array:location<span class="Special"> &lt;- </span>copy <span class="Constant">10</span>:literal
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>:literal
   <span class="Constant">1</span>:number/space:global<span class="Special"> &lt;- </span>copy <span class="Constant">24</span>:literal
 ]
@@ -53,30 +53,31 @@ 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>
-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="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>
   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>
-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="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>
 
 <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>
-long long int global_space<span class="Delimiter">;</span>
+<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> 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>
-  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>
-    assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>data<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><span class="Delimiter">;</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>
+      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>
+      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>
   <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>
-  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; die<span class="Delimiter">();</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>
+      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>
 
@@ -86,23 +87,22 @@ 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>new location:type<span class="Delimiter">,</span> <span class="Constant">10</span>:literal
-  x:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>:literal
+  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>:literal
+  <span class="Normal">x</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">23</span>:literal
   <span class="Constant">1</span>:number/space:global<span class="Special"> &lt;- </span>copy <span class="Constant">24</span>:literal
 ]
 <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>
-  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="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>
 
 <span class="Comment">//: helpers</span>
 
 <span class="Delimiter">:(code)</span>
-bool is_global<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; x.to_string() &lt;&lt; '\n'; //? 1</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="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>
       <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/048tangle.cc.html b/html/048tangle.cc.html
index eb665a5b..ac7d52e9 100644
--- a/html/048tangle.cc.html
+++ b/html/048tangle.cc.html
@@ -13,13 +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; }
+.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; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -60,12 +61,12 @@ Before_fragments<span class="Delimiter">.</span>clear<span class="Delimiter">();
 After_fragments<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
 
 <span class="Delimiter">:(before &quot;End Command Handlers&quot;)</span>
-else if <span class="Delimiter">(</span>command == <span class="Constant">&quot;before&quot;</span><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;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>
   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>
-else if <span class="Delimiter">(</span>command == <span class="Constant">&quot;after&quot;</span><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>
   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>
   After_fragments[label]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>After_fragments[label]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>begin<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>
@@ -77,21 +78,21 @@ else if <span class="Delimiter">(</span>command == <span class="Constant">&quot;
   Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>insert_fragments<span class="Delimiter">);</span>
 
 <span class="Delimiter">:(code)</span>
-void insert_fragments<span class="Delimiter">(</span>const recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</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="Comment">// Copy into a new vector because insertions invalidate iterators.</span>
   <span class="Comment">// But this way we can't insert into labels created inside before/after.</span>
   vector&lt;instruction&gt; result<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<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 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="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>
-    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="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>
       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>
-    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="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>
       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>
   <span class="Delimiter">}</span>
diff --git a/html/049continuation.cc.html b/html/049continuation.cc.html
index 0eba6a43..12ac59a9 100644
--- a/html/049continuation.cc.html
+++ b/html/049continuation.cc.html
@@ -13,15 +13,17 @@
 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; }
 .SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.CommentedCode { color: #6c6c6c; }
 .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; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -42,8 +44,8 @@ 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;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>
+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>
 <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>
@@ -57,7 +59,7 @@ 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>
-case CURRENT_CONTINUATION: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -65,7 +67,7 @@ case CURRENT_CONTINUATION: <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>Next_continuation_id<span class="Delimiter">);</span>
   ++Next_continuation_id<span class="Delimiter">;</span>
-  trace<span class="Delimiter">(</span><span class="Constant">&quot;current-continuation&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;new continuation &quot;</span> &lt;&lt; Next_continuation_id<span class="Delimiter">;</span>
+  trace<span class="Delimiter">(</span><span class="Constant">&quot;current-continuation&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;new continuation &quot;</span> &lt;&lt; Next_continuation_id &lt;&lt; end<span class="Delimiter">();</span>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
@@ -74,9 +76,12 @@ 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>
-case CONTINUE_FROM: <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>
-  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>
+<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>
+    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>
   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>
@@ -88,8 +93,8 @@ 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-or-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">3</span>:literal
-    <span class="Identifier">break</span>-if <span class="Constant">3</span>:boolean
+    <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>:literal
+    <span class="Identifier">break</span>-<span class="Normal">if</span> <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>:literal
     <span class="Identifier">continue</span>-from <span class="Constant">2</span>:continuation  <span class="Comment"># loop</span>
   <span class="Delimiter">}</span>
@@ -107,8 +112,8 @@ recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>:literal
   <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-or-equal <span class="Constant">1</span>:number<span class="Delimiter">,</span> <span class="Constant">3</span>:literal
-    <span class="Identifier">break</span>-if <span class="Constant">3</span>:boolean
+    <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>:literal
+    <span class="Identifier">break</span>-<span class="Normal">if</span> <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>
 ]
@@ -142,8 +147,8 @@ recipe main [
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">5</span>:literal
   <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-or-equal <span class="Constant">2</span>:number<span class="Delimiter">,</span> <span class="Constant">8</span>:literal
-    <span class="Identifier">break</span>-if <span class="Constant">3</span>:boolean
+    <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>:literal
+    <span class="Identifier">break</span>-<span class="Normal">if</span> <span class="Constant">3</span>:boolean
     loop
   <span class="Delimiter">}</span>
 ]
@@ -191,7 +196,7 @@ recipe g [
 <span class="Comment">//: the call stack</span>
 
 <span class="Delimiter">:(before &quot;End call Fields&quot;)</span>
-bool is_reset<span class="Delimiter">;</span>
+<span class="Normal">bool</span> 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>
 
@@ -202,19 +207,19 @@ 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>
-case CREATE_DELIMITED_CONTINUATION: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
-  <span class="Identifier">goto</span> complete_call<span class="Delimiter">;</span>
+  <span class="Identifier">goto</span> call_housekeeping<span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
 <span class="Comment">//: save the slice of current call stack until the 'create-delimited-continuation'</span>
 <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;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>
+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>
 <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>
@@ -224,7 +229,7 @@ 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>
-case REPLY_DELIMITED_CONTINUATION: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -232,9 +237,12 @@ case REPLY_DELIMITED_CONTINUATION: <span class="Delimiter">{</span>
   <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>
-  assert<span class="Delimiter">(</span>reset != Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>end<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>
+    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>
-  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>
+  <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>
     --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>
@@ -247,23 +255,27 @@ case REPLY_DELIMITED_CONTINUATION: <span class="Delimiter">{</span>
 
 <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>
-  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="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>
   <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;case CALL:&quot;)</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>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="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>
+      &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>
-    assert<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>
-    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>
+    <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>
+      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>
       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>
-    <span class="Identifier">goto</span> complete_call<span class="Delimiter">;</span>
+    <span class="Identifier">goto</span> call_housekeeping<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
 </pre>
 </body>
diff --git a/html/050scenario.cc.html b/html/050scenario.cc.html
index ae2d52b2..c6b6b2fd 100644
--- a/html/050scenario.cc.html
+++ b/html/050scenario.cc.html
@@ -13,16 +13,17 @@
 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; }
 .cSpecial { color: #008000; }
-.Constant { color: #00a0a0; }
 .SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.CommentedCode { color: #6c6c6c; }
 .traceAbsent { color: #c00000; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -79,17 +80,17 @@ scenario foo [
     <span class="Constant">1</span><span class="Special"> &lt;- </span><span class="Constant">13</span>
   ]
   trace-should-contain [
-    a: a b c
+    <span class="Normal">a</span>: a b c
   ]
-  trace-should-not-contain [
-    a: x y z
+  trace-should-<span class="Normal">not</span>-contain [
+    <span class="Normal">a</span>: x y z
   ]
 ]
 
 <span class="SalientComment">//:: Core data structure</span>
 
 <span class="Delimiter">:(before &quot;End Types&quot;)</span>
-struct scenario <span class="Delimiter">{</span>
+<span class="Normal">struct</span> scenario <span class="Delimiter">{</span>
   string name<span class="Delimiter">;</span>
   string to_run<span class="Delimiter">;</span>
 <span class="Delimiter">};</span>
@@ -101,7 +102,7 @@ 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>
-else if <span class="Delimiter">(</span>command == <span class="Constant">&quot;scenario&quot;</span><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;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>
 
@@ -134,7 +135,7 @@ 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>new [<span class="Comment"># not a comment]</span>
+  <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="traceContains">+run: 1:address:array:character &lt;- new [# not a comment]</span>
 
@@ -142,60 +143,77 @@ 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>
-time_t mu_time<span class="Delimiter">;</span> time<span class="Delimiter">(</span>&amp;mu_time<span class="Delimiter">);</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>
 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>
-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="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="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>
   run_mu_scenario<span class="Delimiter">(</span>Scenarios<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<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="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>
 <span class="Delimiter">}</span>
 
 <span class="Comment">//: Convenience: run a single named scenario.</span>
 <span class="Delimiter">:(after &quot;Test Runs&quot;)</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>
+<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>
     run_mu_scenario<span class="Delimiter">(</span>Scenarios<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<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="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>
     <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>
-const scenario* Current_scenario = <span class="Constant">NULL</span><span class="Delimiter">;</span>
+<span class="Normal">const</span> scenario* Current_scenario = <span class="Constant">NULL</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(code)</span>
-void run_mu_scenario<span class="Delimiter">(</span>const scenario&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</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>
   Current_scenario = &amp;s<span class="Delimiter">;</span>
-  bool not_already_inside_test = !Trace_stream<span class="Delimiter">;</span>
+  <span class="Normal">bool</span> not_already_inside_test = !Trace_stream<span class="Delimiter">;</span>
 <span class="CommentedCode">//?   cerr &lt;&lt; s.name &lt;&lt; '\n'; //? 12</span>
-  if <span class="Delimiter">(</span>not_already_inside_test<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  <span class="Normal">if</span> <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 = new trace_stream<span class="Delimiter">;</span>
+    Trace_stream = <span class="Normal">new</span> 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>
-  vector&lt;recipe_ordinal&gt; tmp = load<span class="Delimiter">(</span><span class="Constant">&quot;recipe &quot;</span>+s<span class="Delimiter">.</span>name+<span class="Constant">&quot; [ &quot;</span>+s<span class="Delimiter">.</span>to_run+<span class="Constant">&quot; ]&quot;</span><span class="Delimiter">);</span>
+  vector&lt;recipe_ordinal&gt; tmp = load<span class="Delimiter">(</span><span class="Constant">&quot;recipe scenario-&quot;</span>+s<span class="Delimiter">.</span>name+<span class="Constant">&quot; [ &quot;</span>+s<span class="Delimiter">.</span>to_run+<span class="Constant">&quot; ]&quot;</span><span class="Delimiter">);</span>
   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>
-  if <span class="Delimiter">(</span>not_already_inside_test &amp;&amp; Trace_stream<span class="Delimiter">)</span> <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>
     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>
-    delete Trace_stream<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>
   <span class="Delimiter">}</span>
   Current_scenario = <span class="Constant">NULL</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 
+<span class="Comment">//: Watch out for redefinitions of scenario routines. We should never ever be</span>
+<span class="Comment">//: doing that, regardless of anything else.</span>
+<span class="Delimiter">:(scenarios run)</span>
+<span class="Delimiter">:(scenario warn_on_redefine_scenario)</span>
+<span class="Special">% Hide_warnings = true;</span>
+<span class="Special">% Disable_redefine_warnings = true;</span>
+recipe scenario-foo [
+  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>:literal
+]
+
+recipe scenario-foo [
+  <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>:literal
+]
+<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>
+
 <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>
 
 <span class="Comment">//: 'run' interprets a string as a set of instructions</span>
 
-<span class="Delimiter">:(scenarios run)</span>
 <span class="Delimiter">:(scenario run)</span>
 <span class="CommentedCode">#? % Trace_stream-&gt;dump_layer = &quot;all&quot;;</span>
 recipe main [
@@ -210,7 +228,7 @@ 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>
-case RUN: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -226,7 +244,7 @@ case RUN: <span class="Delimiter">{</span>
 <span class="Comment">// Some variables for fake resources always get special addresses in</span>
 <span class="Comment">// scenarios.</span>
 <span class="Delimiter">:(code)</span>
-void bind_special_scenario_names<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</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>
   <span class="Comment">// Special Scenario Variable Names(r)</span>
   <span class="Comment">// End Special Scenario Variable Names(r)</span>
 <span class="Delimiter">}</span>
@@ -247,7 +265,7 @@ recipe main [
 <span class="Comment">//: Also includes some special support for checking strings.</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-bool Scenario_testing_scenario = <span class="Constant">false</span><span class="Delimiter">;</span>
+<span class="Normal">bool</span> 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>
 
@@ -267,44 +285,44 @@ 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>
-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="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>
 <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>
-void check_memory<span class="Delimiter">(</span>const string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</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>
   istringstream in<span class="Delimiter">(</span>s<span class="Delimiter">);</span>
   in &gt;&gt; std::noskipws<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>
+  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>
     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="Identifier">break</span><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>
     string lhs = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
-    if <span class="Delimiter">(</span>!is_integer<span class="Delimiter">(</span>lhs<span class="Delimiter">))</span> <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>
       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>
-    int address = to_integer<span class="Delimiter">(</span>lhs<span class="Delimiter">);</span>
+    <span class="Normal">int</span> 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>
-    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><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<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="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>
+      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>
         <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><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 &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>
-      else <span class="Delimiter">{</span>
+      <span class="Normal">else</span> <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><span class="Delimiter">;</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>
-      if <span class="Delimiter">(</span>!Scenario_testing_scenario<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>
         Passed = <span class="Constant">false</span><span class="Delimiter">;</span>
         ++Num_failures<span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
@@ -314,51 +332,51 @@ void check_memory<span class="Delimiter">(</span>const string&amp; s<span class=
   <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>
+<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>
   reagent x<span class="Delimiter">(</span>lhs<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>
+  <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>
     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>
-    long long int address = 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> 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>
     check_string<span class="Delimiter">(</span>address<span class="Delimiter">,</span> literal<span class="Delimiter">);</span>
     <span class="Identifier">return</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</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><span class="Delimiter">;</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>
 
-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<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><span class="Delimiter">;</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><span class="Delimiter">;</span>
-    if <span class="Delimiter">(</span>!Scenario_testing_scenario<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>
+  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>
+      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>
+      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>
       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>
-  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<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="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>
+    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>
         <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><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; <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>
-      else <span class="Delimiter">{</span>
+      <span class="Normal">else</span> <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><span class="Delimiter">;</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>
-      if <span class="Delimiter">(</span>!Scenario_testing_scenario<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>
         Passed = <span class="Constant">false</span><span class="Delimiter">;</span>
         ++Num_failures<span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
@@ -418,8 +436,8 @@ recipe main [
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
   trace-should-contain [
-    a: b
-    a: d
+    <span class="Normal">a</span>: b
+    <span class="Normal">a</span>: d
   ]
 ]
 <span class="traceContains">+warn: missing [b] in trace layer a</span>
@@ -429,8 +447,8 @@ 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>
-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>
+<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>
   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>
@@ -438,37 +456,37 @@ case TRACE_SHOULD_CONTAIN: <span class="Delimiter">{</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>
-bool check_trace<span class="Delimiter">(</span>const string&amp; expected<span class="Delimiter">)</span> <span class="Delimiter">{</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>
 <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>
-  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="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>
     <span class="Comment">// match</span>
     ++curr_expected_line<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="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>
 <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><span class="Delimiter">;</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>
   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>const string&amp; expected<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;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>
-  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>
+  <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>
     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>
-    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>
+    <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>
     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>
@@ -482,8 +500,8 @@ recipe main [
     trace [a]<span class="Delimiter">,</span> [b]
   ]
   trace-should-contain [
-    a: b
-    a: d
+    <span class="Normal">a</span>: b
+    <span class="Normal">a</span>: d
   ]
 ]
 <span class="traceContains">+warn: missing [d] in trace layer a</span>
@@ -496,7 +514,7 @@ recipe main [
     trace [a]<span class="Delimiter">,</span> [b]
   ]
   trace-should-contain [
-    a: b
+    <span class="Normal">a</span>: b
   ]
 ]
 <span class="traceAbsent">-warn: missing [b] in trace layer a</span>
@@ -513,8 +531,8 @@ recipe main [
   run [
     trace [a]<span class="Delimiter">,</span> [b]
   ]
-  trace-should-not-contain [
-    a: b
+  trace-should-<span class="Normal">not</span>-contain [
+    <span class="Normal">a</span>: b
   ]
 ]
 <span class="traceContains">+warn: unexpected [b] in trace layer a</span>
@@ -524,8 +542,8 @@ 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>
-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>
+<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>
   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>
@@ -533,12 +551,12 @@ case TRACE_SHOULD_NOT_CONTAIN: <span class="Delimiter">{</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>
-bool check_trace_missing<span class="Delimiter">(</span>const string&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</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>
   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>
-  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 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><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>
       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>
@@ -550,8 +568,8 @@ bool check_trace_missing<span class="Delimiter">(</span>const string&amp; in<spa
 <span class="Special">% Scenario_testing_scenario = true;</span>
 <span class="Special">% Hide_warnings = true;</span>
 recipe main [
-  trace-should-not-contain [
-    a: b
+  trace-should-<span class="Normal">not</span>-contain [
+    <span class="Normal">a</span>: b
   ]
 ]
 <span class="traceAbsent">-warn: unexpected [b] in trace layer a</span>
@@ -564,9 +582,9 @@ recipe main [
   run [
     trace [a]<span class="Delimiter">,</span> [d]
   ]
-  trace-should-not-contain [
-    a: b
-    a: d
+  trace-should-<span class="Normal">not</span>-contain [
+    <span class="Normal">a</span>: b
+    <span class="Normal">a</span>: d
   ]
 ]
 <span class="traceContains">+warn: unexpected [d] in trace layer a</span>
@@ -575,7 +593,7 @@ recipe main [
 
 <span class="Delimiter">:(code)</span>
 <span class="Comment">// just for the scenarios running scenarios in C++ layers</span>
-void run_mu_scenario<span class="Delimiter">(</span>const string&amp; form<span class="Delimiter">)</span> <span class="Delimiter">{</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>
 <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/060string.mu.html b/html/060string.mu.html
index a78e7413..595a96b0 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; }
-.muRecipe { color: #ff8700; }
-.Delimiter { color: #a04060; }
 .muScenario { color: #00af00; }
+.Delimiter { color: #a04060; }
+.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/061channel.mu.html b/html/061channel.mu.html
index 73a39542..913265de 100644
--- a/html/061channel.mu.html
+++ b/html/061channel.mu.html
@@ -14,14 +14,14 @@ pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .muScenario { color: #00af00; }
-.Delimiter { color: #a04060; }
-.muRecipe { color: #ff8700; }
 .SalientComment { color: #00ffff; }
+.Delimiter { color: #a04060; }
+.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/062array.mu.html b/html/062array.mu.html
index 52c24343..50b72162 100644
--- a/html/062array.mu.html
+++ b/html/062array.mu.html
@@ -15,11 +15,11 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .muScenario { color: #00af00; }
 .Delimiter { color: #a04060; }
-.muRecipe { color: #ff8700; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/063list.mu.html b/html/063list.mu.html
index 0926bd94..9763729b 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; }
-.muRecipe { color: #ff8700; }
 .muScenario { color: #00af00; }
+.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/064random.cc.html b/html/064random.cc.html
index 33ffa770..c2cf118f 100644
--- a/html/064random.cc.html
+++ b/html/064random.cc.html
@@ -13,13 +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; }
+.cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
 .PreProc { color: #c000c0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -36,7 +38,7 @@ 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>
-case RANDOM: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -49,7 +51,7 @@ 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>
-case MAKE_RANDOM_NONDETERMINISTIC: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -59,8 +61,15 @@ 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>
-case ROUND: <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">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>
+    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>
+    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>
   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>rint<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>
diff --git a/html/065duplex_list.mu.html b/html/065duplex_list.mu.html
index cbf6492e..2a517067 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; }
-.muRecipe { color: #ff8700; }
-.Delimiter { color: #a04060; }
 .muScenario { color: #00af00; }
+.Delimiter { color: #a04060; }
+.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/066stream.mu.html b/html/066stream.mu.html
index 44a3b3ac..cd1ef1de 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; }
-.muRecipe { color: #ff8700; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/070display.cc.html b/html/070display.cc.html
index 5ac50f18..e09146cb 100644
--- a/html/070display.cc.html
+++ b/html/070display.cc.html
@@ -14,10 +14,11 @@ pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .cSpecial { color: #008000; }
+.SalientComment { color: #00ffff; }
 .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; }
 -->
@@ -40,16 +41,15 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="SalientComment">//:: Display management</span>
 
 <span class="Delimiter">:(before &quot;End Globals&quot;)</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="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>
 
 <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="CommentedCode">//? cerr &lt;&lt; &quot;open-console: &quot; &lt;&lt; OPEN_CONSOLE &lt;&lt; '\n'; //? 1</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-case OPEN_CONSOLE: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
   <span class="Identifier">break</span><span class="Delimiter">;</span>
@@ -60,7 +60,7 @@ 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>
-case CLOSE_CONSOLE: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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 +74,7 @@ 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>
-case CLEAR_DISPLAY: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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 +85,13 @@ 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>
-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>
+<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>
     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>
-  if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+  <span class="Normal">if</span> <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>
 
@@ -100,53 +100,60 @@ 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>
-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>
-  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>
-  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>
-<span class="CommentedCode">//?   tb_shutdown(); //? 1</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;AAA &quot; &lt;&lt; c &lt;&lt; ' ' &lt;&lt; (int)'\n' &lt;&lt; ' ' &lt;&lt; (int)'\r' &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//?   exit(1); //? 1</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>
-    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">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>
+    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>
+    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>
+      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="CommentedCode">//?     tb_shutdown(); //? 1</span>
-<span class="CommentedCode">//?     cerr &lt;&lt; &quot;AAA &quot; &lt;&lt; color &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//?     exit(1); //? 1</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>
-    assert<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="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>
+      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>
-    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="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>
   <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>
-  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>
+  <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>
       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>
-      if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+      <span class="Normal">if</span> <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>
-  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>
+  <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>
       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>
-      if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+      <span class="Normal">if</span> <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>
-  if <span class="Delimiter">(</span>Display_column &lt; width-<span class="Constant">1</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>
     ++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>
-  if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+  <span class="Normal">if</span> <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>
 
@@ -155,7 +162,7 @@ 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>
-case CURSOR_POSITION_ON_DISPLAY: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -167,13 +174,23 @@ 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>
-case MOVE_CURSOR_ON_DISPLAY: <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">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>
+    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>
+    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>
-  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">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>
+    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>
-  if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+  <span class="Normal">if</span> <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>
 
@@ -182,13 +199,13 @@ 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>
-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>
+<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>
     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>
-    if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+    <span class="Normal">if</span> <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>
@@ -198,11 +215,11 @@ 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>
-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>
+<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>
     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>
-    if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+    <span class="Normal">if</span> <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>
@@ -212,13 +229,13 @@ 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>
-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>
+<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>
     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>
-    if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+    <span class="Normal">if</span> <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>
@@ -228,11 +245,11 @@ 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>
-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>
+<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>
     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>
-    if <span class="Delimiter">(</span>Autodisplay<span class="Delimiter">)</span> tb_present<span class="Delimiter">();</span>
+    <span class="Normal">if</span> <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>
@@ -242,7 +259,7 @@ 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>
-case DISPLAY_WIDTH: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -253,7 +270,7 @@ 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>
-case DISPLAY_HEIGHT: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -264,7 +281,7 @@ 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>
-case HIDE_CURSOR_ON_DISPLAY: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -274,7 +291,7 @@ 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>
-case SHOW_CURSOR_ON_DISPLAY: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -284,7 +301,7 @@ 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>
-case HIDE_DISPLAY: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -294,7 +311,7 @@ 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>
-case SHOW_DISPLAY: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -307,7 +324,7 @@ 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>
-case WAIT_FOR_SOME_INTERACTION: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
@@ -318,11 +335,11 @@ 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>
-case CHECK_FOR_INTERACTION: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
-  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>
+  <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>
     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>
@@ -331,11 +348,11 @@ case CHECK_FOR_INTERACTION: <span class="Delimiter">{</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>
-  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>
+  <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>
     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>
-    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>
+    <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>
     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>
@@ -343,7 +360,7 @@ case CHECK_FOR_INTERACTION: <span class="Delimiter">{</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>
-  if <span class="Delimiter">(</span>event_type == TB_EVENT_KEY<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+  <span class="Normal">if</span> <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>
@@ -351,7 +368,7 @@ case CHECK_FOR_INTERACTION: <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>
-  if <span class="Delimiter">(</span>event_type == TB_EVENT_MOUSE<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>
     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>
@@ -375,7 +392,7 @@ 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>
-case INTERACTIONS_LEFT: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
diff --git a/html/071print.mu.html b/html/071print.mu.html
index b70e75c9..e622b83f 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; }
-.muRecipe { color: #ff8700; }
-.Delimiter { color: #a04060; }
 .muScenario { color: #00af00; }
+.Delimiter { color: #a04060; }
+.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/072scenario_screen.cc.html b/html/072scenario_screen.cc.html
index 5df91b60..5f24dd8c 100644
--- a/html/072scenario_screen.cc.html
+++ b/html/072scenario_screen.cc.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; }
-.traceContains { color: #008000; }
-.cSpecial { color: #008000; }
-.Constant { color: #00a0a0; }
 .traceAbsent { color: #c00000; }
+.Constant { color: #00a0a0; }
+.cSpecial { color: #008000; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -42,10 +42,9 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 <span class="Delimiter">:(scenarios run_mu_scenario)</span>
 <span class="Delimiter">:(scenario screen_in_scenario)</span>
 scenario screen-in-scenario [
-<span class="CommentedCode">#?   $start-tracing #? 2</span>
   assume-screen <span class="Constant">5</span>:literal/width<span class="Delimiter">,</span> <span class="Constant">3</span>:literal/height
   run [
-    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>:literal  <span class="Comment"># 'a'</span>
+    <span class="Normal">screen</span>:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>:literal  <span class="Comment"># 'a'</span>
   ]
   screen-should-contain [
   <span class="Comment">#  01234</span>
@@ -53,15 +52,14 @@ scenario screen-in-scenario [
     <span class="Delimiter">.</span>     <span class="Delimiter">.</span>
     <span class="Delimiter">.</span>     <span class="Delimiter">.</span>
   ]
-<span class="CommentedCode">#?   $exit #? 1</span>
 ]
 
 <span class="Delimiter">:(scenario screen_in_scenario_unicode)</span>
 scenario screen-in-scenario-unicode-color [
   assume-screen <span class="Constant">5</span>:literal/width<span class="Delimiter">,</span> <span class="Constant">3</span>:literal/height
   run [
-    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">955</span>:literal/greek-small-lambda<span class="Delimiter">,</span> <span class="Constant">1</span>:literal/red
-    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>:literal/a
+    <span class="Normal">screen</span>:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">955</span>:literal/greek-small-lambda<span class="Delimiter">,</span> <span class="Constant">1</span>:literal/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>:literal/a
   ]
   screen-should-contain [
   <span class="Comment">#  01234</span>
@@ -69,7 +67,6 @@ scenario screen-in-scenario-unicode-color [
     <span class="Delimiter">.</span>     <span class="Delimiter">.</span>
     <span class="Delimiter">.</span>     <span class="Delimiter">.</span>
   ]
-<span class="CommentedCode">#?   $exit</span>
 ]
 
 <span class="Delimiter">:(scenario screen_in_scenario_color)</span>
@@ -77,8 +74,8 @@ scenario screen-in-scenario-unicode-color [
 scenario screen-in-scenario-color [
   assume-screen <span class="Constant">5</span>:literal/width<span class="Delimiter">,</span> <span class="Constant">3</span>:literal/height
   run [
-    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">955</span>:literal/greek-small-lambda<span class="Delimiter">,</span> <span class="Constant">1</span>:literal/red
-    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>:literal/a<span class="Delimiter">,</span> <span class="Constant">7</span>:literal/white
+    <span class="Normal">screen</span>:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">955</span>:literal/greek-small-lambda<span class="Delimiter">,</span> <span class="Constant">1</span>:literal/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>:literal/a<span class="Delimiter">,</span> <span class="Constant">7</span>:literal/white
   ]
   <span class="Comment"># screen-should-contain shows everything</span>
   screen-should-contain [
@@ -102,7 +99,6 @@ scenario screen-in-scenario-color [
     <span class="Delimiter">.</span>     <span class="Delimiter">.</span>
     <span class="Delimiter">.</span>     <span class="Delimiter">.</span>
   ]
-<span class="CommentedCode">#?   $exit</span>
 ]
 
 <span class="Delimiter">:(scenario screen_in_scenario_error)</span>
@@ -111,7 +107,7 @@ scenario screen-in-scenario-color [
 scenario screen-in-scenario-error [
   assume-screen <span class="Constant">5</span>:literal/width<span class="Delimiter">,</span> <span class="Constant">3</span>:literal/height
   run [
-    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>:literal  <span class="Comment"># 'a'</span>
+    <span class="Normal">screen</span>:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>:literal  <span class="Comment"># 'a'</span>
   ]
   screen-should-contain [
   <span class="Comment">#  01234</span>
@@ -129,7 +125,7 @@ scenario screen-in-scenario-error [
 scenario screen-in-scenario-color [
   assume-screen <span class="Constant">5</span>:literal/width<span class="Delimiter">,</span> <span class="Constant">3</span>:literal/height
   run [
-    screen:address<span class="Special"> &lt;- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>:literal/a<span class="Delimiter">,</span> <span class="Constant">1</span>:literal/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>:literal/a<span class="Delimiter">,</span> <span class="Constant">1</span>:literal/red
   ]
   screen-should-contain-in-color <span class="Constant">2</span>:literal/green<span class="Delimiter">,</span> [
   <span class="Comment">#  01234</span>
@@ -142,14 +138,14 @@ 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>
-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="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>
 
 <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 [
-  screen:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number
+  <span class="Normal">screen</span>: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>
@@ -159,8 +155,8 @@ $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>
-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="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>
 <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>
@@ -171,7 +167,7 @@ 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>
-const long long int SCREEN = Next_predefined_global_for_scenarios++<span class="Delimiter">;</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>
 <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>
@@ -179,16 +175,13 @@ 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="CommentedCode">//? cout &lt;&lt; &quot;before: &quot; &lt;&lt; curr.to_string() &lt;&lt; '\n'; //? 1</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>
+<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>
   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>
   assert<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<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;screen:address&quot;</span><span class="Delimiter">));</span>
   curr<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>set_value<span class="Delimiter">(</span>SCREEN<span class="Delimiter">);</span>
-<span class="CommentedCode">//? cout &lt;&lt; &quot;after: &quot; &lt;&lt; curr.to_string() &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//? cout &lt;&lt; &quot;AAA &quot; &lt;&lt; Recipe_ordinal[&quot;new-fake-screen&quot;] &lt;&lt; '\n'; //? 1</span>
 <span class="Delimiter">}</span>
 
 <span class="Comment">//: screen-should-contain is a regular instruction</span>
@@ -197,8 +190,8 @@ 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>
-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>
+<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>
   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>
@@ -208,8 +201,8 @@ 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>
-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>
+<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>
   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>
@@ -217,97 +210,86 @@ case SCREEN_SHOULD_CONTAIN_IN_COLOR: <span class="Delimiter">{</span>
 
 <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>
-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>
+<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>
 
-  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>
+  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>
 <span class="Delimiter">};</span>
 
 <span class="Delimiter">:(code)</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>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;Checking screen for color &quot; &lt;&lt; color &lt;&lt; &quot;\n&quot;; //? 2</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>
   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>
-  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>
+  <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>
   assert<span class="Delimiter">(</span>data_offset &gt;= <span class="Constant">0</span><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>
+  <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>
   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>
-  long long int addr = screen_data_start+<span class="Constant">1</span><span class="Delimiter">;</span>  <span class="Comment">// skip length</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;screen height &quot; &lt;&lt; screen_height &lt;&lt; '\n'; //? 1</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>
-<span class="CommentedCode">//?     cerr &lt;&lt; &quot;row: &quot; &lt;&lt; row &lt;&lt; '\n'; //? 3</span>
-<span class="CommentedCode">//?     cerr &lt;&lt; &quot;contents: &quot; &lt;&lt; cursor.buf+cursor.index &lt;&lt; &quot;$\n&quot;; //? 1</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>
     cursor<span class="Delimiter">.</span>skip_whitespace_and_comments<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>
-<span class="CommentedCode">//?     cerr &lt;&lt; &quot;row2\n&quot;; //? 2</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>
     assert<span class="Delimiter">(</span>cursor<span class="Delimiter">.</span>get<span class="Delimiter">()</span> == <span class="Constant">'.'</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>
-<span class="CommentedCode">//?       cerr &lt;&lt; &quot;col: &quot; &lt;&lt; column &lt;&lt; '\n'; //? 1</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>
-<span class="CommentedCode">//?       cerr &lt;&lt; color &lt;&lt; &quot; vs &quot; &lt;&lt; Memory[addr+1] &lt;&lt; '\n'; //? 1</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="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>
         <span class="Comment">// filter out other colors</span>
         <span class="Identifier">continue</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
-<span class="CommentedCode">//?       cerr &lt;&lt; &quot;col3 &quot; &lt;&lt; column &lt;&lt; &quot;: &quot; &lt;&lt; Memory[addr] &lt;&lt; &quot; &quot; &lt;&lt; curr &lt;&lt; '\n'; //? 1</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>
-<span class="CommentedCode">//?         cerr &lt;&lt; &quot;col4\n&quot;; //? 1</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="CommentedCode">//?         cerr &lt;&lt; &quot;col5: &quot; &lt;&lt; column &lt;&lt; '\n'; //? 1</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>
         <span class="Comment">// contents match but color is off</span>
-        if <span class="Delimiter">(</span>Current_scenario &amp;&amp; !Scenario_testing_scenario<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>
           <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><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 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>
-        else <span class="Delimiter">{</span>
+        <span class="Normal">else</span> <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><span class="Delimiter">;</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>
-        if <span class="Delimiter">(</span>!Scenario_testing_scenario<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>
           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>
 
-<span class="CommentedCode">//?       cerr &lt;&lt; &quot;col6 &quot; &lt;&lt; column &lt;&lt; &quot;: &quot; &lt;&lt; Memory[addr] &lt;&lt; &quot; &quot; &lt;&lt; curr &lt;&lt; '\n'; //? 1</span>
       <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>
-      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="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>
         <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>] = 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>
+        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>
       <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="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>
         <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>] = 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>
+        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>
       <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="Normal">if</span> <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><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 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>
-      else <span class="Delimiter">{</span>
+      <span class="Normal">else</span> <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><span class="Delimiter">;</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>
-      if <span class="Delimiter">(</span>!Scenario_testing_scenario<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>
         Passed = <span class="Constant">false</span><span class="Delimiter">;</span>
         ++Num_failures<span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
@@ -319,45 +301,43 @@ void check_screen<span class="Delimiter">(</span>const string&amp; expected_cont
   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>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>backing<span class="Delimiter">.</span>size<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><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>
 
-bool raw_string_stream::at_end<span class="Delimiter">()</span> const <span class="Delimiter">{</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; index &lt;&lt; ' ' &lt;&lt; max &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//?   cerr &lt;&lt; buf &lt;&lt; &quot;$\n&quot;; //? 1</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><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>
     <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>
 
-uint32_t raw_string_stream::get<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>
   assert<span class="Delimiter">(</span>index &lt; max<span class="Delimiter">);</span>  <span class="Comment">// caller must check bounds before calling 'get'</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>
+  <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>
   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>
 
-uint32_t raw_string_stream::peek<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>
   assert<span class="Delimiter">(</span>index &lt; max<span class="Delimiter">);</span>  <span class="Comment">// caller must check bounds before calling 'get'</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>
+  <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>
   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>
 
-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="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>
       <span class="Comment">// skip comment</span>
       get<span class="Delimiter">();</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="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>
     <span class="Delimiter">}</span>
-    else <span class="Identifier">break</span><span class="Delimiter">;</span>
+    <span class="Normal">else</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
 <span class="Delimiter">}</span>
 
@@ -366,33 +346,31 @@ _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>
-case _DUMP_SCREEN: <span class="Delimiter">{</span>
+<span class="Normal">case</span> _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>
-void dump_screen<span class="Delimiter">()</span> <span class="Delimiter">{</span>
+<span class="Normal">void</span> 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>
-  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>
+  <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>
   assert<span class="Delimiter">(</span>data_offset &gt;= <span class="Constant">0</span><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>
-<span class="CommentedCode">//?   cerr &lt;&lt; &quot;data start: &quot; &lt;&lt; screen_data_start &lt;&lt; '\n'; //? 1</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>
   assert<span class="Delimiter">(</span>Memory[screen_data_start] == screen_width*screen_height<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>
-<span class="CommentedCode">//?     cerr &lt;&lt; curr &lt;&lt; &quot;:\n&quot;; //? 2</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>
     cerr &lt;&lt; <span class="Constant">'.'</span><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>
+    <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>
         cerr &lt;&lt; to_unicode<span class="Delimiter">(</span>Memory[curr]<span class="Delimiter">);</span>
-      else
+      <span class="Normal">else</span>
         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/074console.mu.html b/html/074console.mu.html
index 2b60d6f6..104ac569 100644
--- a/html/074console.mu.html
+++ b/html/074console.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; }
-.muRecipe { color: #ff8700; }
 .Delimiter { color: #a04060; }
+.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/075scenario_console.cc.html b/html/075scenario_console.cc.html
index 9a0bc5c9..c64534a7 100644
--- a/html/075scenario_console.cc.html
+++ b/html/075scenario_console.cc.html
@@ -15,11 +15,12 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.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; }
 -->
 </style>
 
@@ -63,13 +64,13 @@ scenario keyboard-in-scenario [
 ]
 
 <span class="Delimiter">:(before &quot;End Scenario Globals&quot;)</span>
-const long long int CONSOLE = Next_predefined_global_for_scenarios++<span class="Delimiter">;</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>
 <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>
-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="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>
 
 <span class="Comment">//: Unlike assume-keyboard, assume-console is easiest to implement as just a</span>
 <span class="Comment">//: primitive recipe.</span>
@@ -78,22 +79,22 @@ 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>
-case ASSUME_CONSOLE: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
-  long long int num_events = count_events<span class="Delimiter">(</span>r<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>
 <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>
-  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>
+  <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>
   ensure_space<span class="Delimiter">(</span>size<span class="Delimiter">);</span>
-  long long int event_data_address = Current_routine<span class="Delimiter">-&gt;</span>alloc<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>
   Memory[event_data_address] = num_events<span class="Delimiter">;</span>
   ++Current_routine<span class="Delimiter">-&gt;</span>alloc<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>
+  <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>
       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>
@@ -101,24 +102,24 @@ case ASSUME_CONSOLE: <span class="Delimiter">{</span>
 <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>
-    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>
+    <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>
       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>
-    else <span class="Delimiter">{</span>
+    <span class="Normal">else</span> <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>
-      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="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>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;AAA: &quot; &lt;&lt; num_keyboard_events &lt;&lt; '\n'; //? 1</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>
+      <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>
         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>
-        uint32_t curr_character<span class="Delimiter">;</span>
+        <span class="Normal">uint32_t</span> 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>
@@ -197,55 +198,57 @@ 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>
-case REPLACE_IN_CONSOLE: <span class="Delimiter">{</span>
+<span class="Normal">case</span> 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>
-  if <span class="Delimiter">(</span>!Memory[CONSOLE]<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; die<span class="Delimiter">();</span>
-  long long int console_data = Memory[Memory[CONSOLE]+<span class="Constant">1</span>]<span class="Delimiter">;</span>
+  <span class="Normal">if</span> <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>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;console data starts at &quot; &lt;&lt; console_data &lt;&lt; '\n'; //? 1</span>
-  long long int size = Memory[console_data]<span class="Delimiter">;</span>  <span class="Comment">// array size</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>
 <span class="CommentedCode">//?   cerr &lt;&lt; &quot;size of console data is &quot; &lt;&lt; size &lt;&lt; '\n'; //? 1</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="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>
 <span class="CommentedCode">//?     cerr &lt;&lt; curr &lt;&lt; '\n'; //? 1</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>
+    <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>
       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>
-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="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>
 <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>
-    if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;type&quot;</span><span class="Delimiter">)</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>
       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>
-    else
+    <span class="Normal">else</span>
       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>
 
-long long int size_of_event<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>
   <span class="Comment">// memoize result if already computed</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>
+  <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>
   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>
 
-long long int size_of_events<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>
   <span class="Comment">// memoize result if already computed</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>
+  <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>
   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 f2139f3f..07635388 100644
--- a/html/080trace_browser.cc.html
+++ b/html/080trace_browser.cc.html
@@ -15,10 +15,11 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
-.Identifier { color: #804000; }
 .CommentedCode { color: #6c6c6c; }
+.Identifier { color: #804000; }
 -->
 </style>
 
@@ -35,31 +36,31 @@ _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>
-case _BROWSE_TRACE: <span class="Delimiter">{</span>
+<span class="Normal">case</span> _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;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>
+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>
 
 <span class="Delimiter">:(code)</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>
+<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>
   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>
-  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>
+  <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>
     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>
-    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="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>
   <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>
-  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>
+  <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>
       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>
@@ -67,62 +68,62 @@ void start_trace_browser<span class="Delimiter">()</span> <span class="Delimiter
   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>
-  while <span class="Delimiter">(</span><span class="Constant">true</span><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>
     render<span class="Delimiter">();</span>
-    do <span class="Delimiter">{</span>
+    <span class="Normal">do</span> <span class="Delimiter">{</span>
       tb_poll_event<span class="Delimiter">(</span>&amp;event<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="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="Comment">// move cursor one line down</span>
-      if <span class="Delimiter">(</span>Display_row &lt; Last_printed_row<span class="Delimiter">)</span> ++Display_row<span class="Delimiter">;</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>
     <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="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>
       <span class="Comment">// move cursor one line up</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="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>
     <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="Normal">if</span> <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>
-    if <span class="Delimiter">(</span>key == <span class="Constant">'M'</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>
       <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>
-    if <span class="Delimiter">(</span>key == <span class="Constant">'L'</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>
       <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>
-    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="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>
       <span class="Comment">// page-down</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>
+      <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>
         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>
-    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="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>
       <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>
-      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>
+      <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>
         --Top_of_screen<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>
+        <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>
           --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>
-      if <span class="Delimiter">(</span>Top_of_screen &gt; <span class="Constant">0</span><span class="Delimiter">)</span>
+      <span class="Normal">if</span> <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>
-    if <span class="Delimiter">(</span>key == <span class="Constant">'G'</span><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>
       <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>
-      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>
+      <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>
         --Top_of_screen<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>
+        <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>
           --Top_of_screen<span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
       refresh_screen_rows<span class="Delimiter">();</span>
@@ -130,29 +131,29 @@ void start_trace_browser<span class="Delimiter">()</span> <span class="Delimiter
       Display_row = Last_printed_row<span class="Delimiter">;</span>
       refresh_screen_rows<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="Normal">if</span> <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>
-      long long int 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> 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>
-      long long int 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> index = <span class="Constant">0</span><span class="Delimiter">;</span>
       <span class="Comment">// simultaneously compute end_index and min_depth</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>
+      <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>
         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>
-        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>
+        <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>
         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>
-        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="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>
       <span class="Delimiter">}</span>
 <span class="CommentedCode">//?       cerr &lt;&lt; &quot;min_depth is &quot; &lt;&lt; min_depth &lt;&lt; '\n';</span>
-      long long int end_index = index<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>
 <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>
-      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>
+      <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>
         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>
-        if <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth == min_depth<span class="Delimiter">)</span> <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>
 <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>
@@ -160,22 +161,22 @@ void start_trace_browser<span class="Delimiter">()</span> <span class="Delimiter
 <span class="CommentedCode">//?       exit(0);</span>
       refresh_screen_rows<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="Normal">if</span> <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>
-      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="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>
       <span class="Comment">// end_index is the next line at a depth same as or lower than start_index</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>
+      <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>
         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>
-        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="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>
       <span class="Delimiter">}</span>
-      long long int end_index = index<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>
       <span class="Comment">// mark as visible all intervening indices at min_depth</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>
+      <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>
         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>
@@ -185,40 +186,40 @@ void start_trace_browser<span class="Delimiter">()</span> <span class="Delimiter
 <span class="Delimiter">}</span>
 
 <span class="Comment">// update Trace_indices for each screen_row on the basis of Top_of_screen and Visible</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>
+<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>
   Trace_index<span class="Delimiter">.</span>clear<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="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>
     <span class="Comment">// skip lines without depth for now</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>
+    <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>
       ++index<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="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>
     <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>
-done:<span class="Delimiter">;</span>
+<span class="Normal">done</span>:<span class="Delimiter">;</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>
+<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>
     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>
-    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="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>
       <span class="Comment">// home-brew escape sequence for red</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="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>
       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>
-      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="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>
     <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>
-  for <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">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>
     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>
@@ -226,26 +227,26 @@ void render<span class="Delimiter">()</span> <span class="Delimiter">{</span>
   tb_present<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>
+<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>
   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>
-  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="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>
     <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>
-  else
+  <span class="Normal">else</span>
     <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>
 
-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="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>
     <span class="Comment">// escapes. hack: can't start a line with them.</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>
+    <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>
     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>
-  for <span class="Delimiter">(;</span> col &lt; tb_width<span class="Delimiter">();</span> ++col<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>
     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 54b1456c..ab064b17 100644
--- a/html/081run_interactive.cc.html
+++ b/html/081run_interactive.cc.html
@@ -13,14 +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; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.CommentedCode { color: #6c6c6c; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -37,7 +38,7 @@ 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>new [<span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>:literal]
+  <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>:literal]
   run-interactive <span class="Constant">2</span>:address:array:character
 ]
 <span class="traceContains">+mem: storing 34 in location 1</span>
@@ -59,25 +60,32 @@ 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>
-case RUN_INTERACTIVE: <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">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>
+    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>
+    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>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">3</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>
+  <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>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>warnings_from_trace<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>
     clean_up_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>
-  else <span class="Delimiter">{</span>
+  <span class="Normal">else</span> <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>
-bool Running_interactive = <span class="Constant">false</span><span class="Delimiter">;</span>
-long long int Old_screen = <span class="Constant">0</span><span class="Delimiter">;</span>  <span class="Comment">// we can support one iteration of screen inside screen</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>
 <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>
@@ -85,40 +93,40 @@ Old_screen = <span class="Constant">0</span><span class="Delimiter">;</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>
-bool run_interactive<span class="Delimiter">(</span>long long int address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-  if <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>
+<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>
   <span class="Comment">// try to sandbox the run as best you can</span>
   <span class="Comment">// todo: test this</span>
-  if <span class="Delimiter">(</span>!Current_scenario<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="Delimiter">{</span>
     <span class="Comment">// not already sandboxed</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>
+    <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>
       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>to_string<span class="Delimiter">(</span>address<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>
+  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>
   Recipe<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>Recipe_ordinal[<span class="Constant">&quot;interactive&quot;</span>]<span class="Delimiter">);</span>
   Hide_warnings = <span class="Constant">true</span><span class="Delimiter">;</span>
-  if <span class="Delimiter">(</span>!Trace_stream<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>
     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 = new trace_stream<span class="Delimiter">;</span>
+    Trace_stream = <span class="Normal">new</span> trace_stream<span class="Delimiter">;</span>
     Trace_stream<span class="Delimiter">-&gt;</span>collect_layer = <span class="Constant">&quot;warn&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 5, 5</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> +
+          <span class="Constant">&quot;screen:address &lt;- new-fake-screen 30, 5</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;]</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">);</span>
   transform_all<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="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>
   <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
@@ -127,7 +135,7 @@ bool run_interactive<span class="Delimiter">(</span>long long int address<span c
 <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>new [add <span class="Constant">2</span>:literal<span class="Delimiter">,</span> <span class="Constant">2</span>:literal]
+  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span><span class="Normal">new</span> [add <span class="Constant">2</span>:literal<span class="Delimiter">,</span> <span class="Constant">2</span>:literal]
   <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/deref
 ]
@@ -137,9 +145,9 @@ 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>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">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">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
@@ -152,7 +160,7 @@ 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>new [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><span class="Normal">new</span> [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/deref
 ]
@@ -167,44 +175,43 @@ string Most_recent_results<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>
 <span class="Delimiter">:(before &quot;End of Instruction&quot;)</span>
-if <span class="Delimiter">(</span>Running_interactive<span class="Delimiter">)</span> <span class="Delimiter">{</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>
 <span class="Delimiter">}</span>
 <span class="Delimiter">:(code)</span>
-void record_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>
+<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>
   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>products<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>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
     <span class="Comment">// string</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_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>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_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>
         assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)));</span>
-        out &lt;&lt; to_string<span class="Delimiter">(</span>products<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> &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
+        out &lt;&lt; read_mu_string<span class="Delimiter">(</span>products<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> &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
         <span class="Identifier">continue</span><span class="Delimiter">;</span>
       <span class="Delimiter">}</span>
       <span class="Comment">// End Record Product Special-cases</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>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<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>
       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>
-if <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>
+<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">3</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;double&gt; result<span class="Delimiter">;</span>
-  result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>new_string<span class="Delimiter">(</span>Most_recent_results<span class="Delimiter">));</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>
-  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">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    vector&lt;double&gt; warnings<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>warnings_from_trace<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>
-  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">3</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    vector&lt;double&gt; screen<span class="Delimiter">;</span>
-<span class="CommentedCode">//?     cerr &lt;&lt; &quot;returning screen &quot; &lt;&lt; Memory[SCREEN] &lt;&lt; &quot; to &quot; &lt;&lt; current_instruction().products.at(2).to_string() &lt;&lt; &quot; value &quot; &lt;&lt; current_instruction().products.at(2).value &lt;&lt; '\n'; //? 1</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>
@@ -213,20 +220,21 @@ if <span class="Delimiter">(</span>current_instruction<span class="Delimiter">()
 <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>
-bool 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="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>
-bool 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="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>
-if <span class="Delimiter">(</span>must_clean_up_interactive<span class="Delimiter">)</span> clean_up_interactive<span class="Delimiter">();</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>
-if <span class="Delimiter">(</span>must_clean_up_interactive<span class="Delimiter">)</span> clean_up_interactive<span class="Delimiter">();</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>
-void clean_up_interactive<span class="Delimiter">()</span> <span class="Delimiter">{</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_layer isn't set anywhere else</span>
-  if <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>collect_layer == <span class="Constant">&quot;warn&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    delete Trace_stream<span class="Delimiter">;</span>
+  <span class="Normal">if</span> <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>collect_layer == <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>
@@ -237,78 +245,91 @@ void clean_up_interactive<span class="Delimiter">()</span> <span class="Delimite
 <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>
-  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>
+  <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>
       result &lt;&lt; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</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>
+    <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>
         ++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="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>
     <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 to_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>
+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>
-  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="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>char<span class="Delimiter">)(</span>int<span class="Delimiter">)</span>Memory[curr]<span class="Delimiter">;</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>
 
-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="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>
   <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_string<span class="Delimiter">(</span>out<span class="Delimiter">.</span>str<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>
 
-bool is_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>types<span class="Delimiter">.</span>size<span class="Delimiter">()</span> == <span class="Constant">3</span>
+<span class="Normal">bool</span> is_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>
 
-long long int warnings_from_trace<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>
-  if <span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><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="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> warnings_from_trace<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>
+  <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> &lt;= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
   ostringstream out<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 != <span class="Constant">&quot;warn&quot;</span><span class="Delimiter">)</span> <span class="Identifier">continue</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>p<span class="Delimiter">-&gt;</span>label != <span class="Constant">&quot;warn&quot;</span><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>
-    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="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>
   <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="Identifier">return</span> new_string<span class="Delimiter">(</span>out<span class="Delimiter">.</span>str<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="Comment">//: simpler version of run-interactive: doesn't do any running, just loads</span>
 <span class="Comment">//: recipes and reports warnings.</span>
-<span class="Delimiter">:(before &quot;End Globals&quot;)</span>
-bool Loading_interactive = <span class="Constant">false</span><span class="Delimiter">;</span>
-<span class="Delimiter">:(before &quot;End Setup&quot;)</span>
-Loading_interactive = <span class="Constant">false</span><span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
 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>
-case RELOAD: <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>
-  Loading_interactive = <span class="Constant">true</span><span class="Delimiter">;</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>
+    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>
+    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>
+    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<span class="Delimiter">-&gt;</span>collect_layer = <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>
-  load<span class="Delimiter">(</span>to_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>
+  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>
   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>
   Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
-  Loading_interactive = <span class="Constant">false</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>warnings_from_trace<span class="Delimiter">());</span>
+  <span class="Normal">if</span> <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>collect_layer == <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="Identifier">break</span><span class="Delimiter">;</span>
 <span class="Delimiter">}</span>
 </pre>
diff --git a/html/082persist.cc.html b/html/082persist.cc.html
index cf056dba..a450633a 100644
--- a/html/082persist.cc.html
+++ b/html/082persist.cc.html
@@ -15,11 +15,12 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
 .cSpecial { color: #008000; }
 .Constant { color: #00a0a0; }
+.PreProc { color: #c000c0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
-.Identifier { color: #804000; }
-.PreProc { color: #c000c0; }
 .CommentedCode { color: #6c6c6c; }
+.Identifier { color: #804000; }
 -->
 </style>
 
@@ -40,24 +41,35 @@ 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>
-case RESTORE: <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>
-    raise &lt;&lt; <span class="Constant">&quot;restore: illegal operand &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><span class="Delimiter">;</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>
+    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>
+  <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>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'restore' 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>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<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_string<span class="Delimiter">(</span>slurp<span class="Delimiter">(</span><span class="Constant">&quot;lesson/&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="Delimiter">)));</span>
+  string 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="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>
+    filename = to_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 contents = slurp<span class="Delimiter">(</span><span class="Constant">&quot;lesson/&quot;</span>+filename<span class="Delimiter">);</span>
+  <span class="Normal">if</span> <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>
+    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>const string&amp; filename<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+string slurp<span class="Delimiter">(</span><span class="Normal">const</span> 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>
-  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>
+  <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>
     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>
@@ -72,35 +84,42 @@ 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>
-case SAVE: <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>
-    raise &lt;&lt; <span class="Constant">&quot;save: illegal operand 0 &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><span class="Delimiter">;</span>
-  string 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>
-  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>
-    ostringstream tmp<span class="Delimiter">;</span>
-    tmp &lt;&lt; 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>
-    filename = tmp<span class="Delimiter">.</span>str<span class="Delimiter">();</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>
+    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>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><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 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>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+  string 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="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>
+    filename = to_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>
   ofstream fout<span class="Delimiter">((</span><span class="Constant">&quot;lesson/&quot;</span>+filename<span class="Delimiter">).</span>c_str<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>
-    raise &lt;&lt; <span class="Constant">&quot;save: illegal operand 1 &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><span class="Delimiter">;</span>
-  string contents = to_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>
+  <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>
+    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>
+  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>
-  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="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>
   <span class="Comment">// bug in git: git diff -q messes up --exit-code</span>
-  int status = system<span class="Delimiter">(</span><span class="Constant">&quot;cd lesson; git add .; 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><span class="Delimiter">;</span>
+  <span class="Normal">int</span> status = system<span class="Delimiter">(</span><span class="Constant">&quot;cd lesson; git add .; 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>
+    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>
-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="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>
   <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 afc434e3..9f5b995c 100644
--- a/html/999spaces.cc.html
+++ b/html/999spaces.cc.html
@@ -13,9 +13,9 @@
 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; }
 -->
 </style>
@@ -50,7 +50,7 @@ assert<span class="Delimiter">(</span>Reserved_for_tests == <span class="Constan
 <span class="Comment">//: 1-199 - primitives</span>
 assert<span class="Delimiter">(</span>MAX_PRIMITIVE_RECIPES &lt; <span class="Constant">200</span><span class="Delimiter">);</span>
 <span class="Comment">//: 200-999 - defined in .mu files as sequences of primitives</span>
-assert<span class="Delimiter">(</span>Next_recipe_ordinal &lt; <span class="Constant">1000</span><span class="Delimiter">);</span>
+assert<span class="Delimiter">(</span>Next_recipe_ordinal == <span class="Constant">1000</span><span class="Delimiter">);</span>
 <span class="Comment">//: 1000 onwards - reserved for tests, cleared between tests</span>
 
 <span class="SalientComment">//:: Depths for tracing</span>
diff --git a/html/callcc.mu.html b/html/callcc.mu.html
index fa8eaa27..e16e87c4 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; }
-.muRecipe { color: #ff8700; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/channel.mu.html b/html/channel.mu.html
index 2bdeb7cc..40a058af 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; }
-.muRecipe { color: #ff8700; }
 .Delimiter { color: #a04060; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/chessboard.mu.html b/html/chessboard.mu.html
index 4e459564..d66e9ab1 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; }
-.muRecipe { color: #ff8700; }
-.Delimiter { color: #a04060; }
 .muScenario { color: #00af00; }
 .SalientComment { color: #00ffff; }
+.Delimiter { color: #a04060; }
+.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/console.mu.html b/html/console.mu.html
index a4b3827a..098c7e43 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; }
-.muRecipe { color: #ff8700; }
 .Constant { color: #00a0a0; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/counters.mu.html b/html/counters.mu.html
index 7bba9ad8..df75d6bd 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; }
-.muRecipe { color: #ff8700; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/display.mu.html b/html/display.mu.html
index 5e248a79..04daf6de 100644
--- a/html/display.mu.html
+++ b/html/display.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; }
-.muRecipe { color: #ff8700; }
+.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/edit.mu.html b/html/edit.mu.html
index fd76d06c..f86b4c35 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; }
-.muRecipe { color: #ff8700; }
-.Delimiter { color: #a04060; }
 .muScenario { color: #00af00; }
 .SalientComment { color: #00ffff; }
+.Delimiter { color: #a04060; }
+.CommentedCode { color: #6c6c6c; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
@@ -37,12 +37,15 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 
 <span class="muRecipe">recipe</span> main [
   <span class="Constant">local-scope</span>
-  open-console <span class="CommentedCode">#? 1</span>
+  open-console
   initial-recipe:address:array:character<span class="Special"> &lt;- </span>restore <span class="Constant">[recipes.mu]</span>
-<span class="CommentedCode">#?   $exit #? 1</span>
-  initial-sandbox:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[test 2, 2]</span>
+  initial-sandbox:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[]</span>
   env:address:programming-environment-data<span class="Special"> &lt;- </span>new-programming-environment <span class="Constant">0:literal/screen</span>, initial-recipe:address:array:character, initial-sandbox:address:array:character
+  env:address:programming-environment-data<span class="Special"> &lt;- </span>restore-sandboxes env:address:programming-environment-data
+  render-all <span class="Constant">0:literal/screen</span>, env:address:programming-environment-data
+  show-screen <span class="Constant">0:literal/screen</span>
   event-loop <span class="Constant">0:literal/screen</span>, <span class="Constant">0:literal/console</span>, env:address:programming-environment-data
+  <span class="Comment"># never gets here</span>
 ]
 
 container programming-environment-data [
@@ -687,8 +690,8 @@ container editor-data [
         do-run?:boolean<span class="Special"> &lt;- </span>equal k:address:number/deref, <span class="Constant">65526:literal/F10</span>
         <span class="muControl">break-unless</span> do-run?:boolean
         run-sandboxes env:address:programming-environment-data
-        screen:address<span class="Special"> &lt;- </span>render-sandbox-side screen:address, env:address:programming-environment-data
-        <span class="Comment"># F10 doesn't mess with the recipe side</span>
+        <span class="Comment"># F10 might update warnings and results on both sides</span>
+        screen:address<span class="Special"> &lt;- </span>render-all screen:address, env:address:programming-environment-data
         update-cursor screen:address, recipes:address:editor-data, current-sandbox:address:editor-data, sandbox-in-focus?:address:boolean/deref
         show-screen screen:address
         <span class="muControl">loop</span> <span class="Constant">+next-event:label</span>
@@ -1165,8 +1168,8 @@ container editor-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>
-  screen:address<span class="Special"> &lt;- </span>render-recipes screen:address, env:address:programming-environment-data
-  screen:address<span class="Special"> &lt;- </span>render-sandbox-side screen:address, env:address:programming-environment-data
+  screen:address<span class="Special"> &lt;- </span>render-recipes screen:address, env:address:programming-environment-data, <span class="Constant">1:literal/clear-below</span>
+  screen:address<span class="Special"> &lt;- </span>render-sandbox-side screen:address, env:address:programming-environment-data, <span class="Constant">1:literal/clear-below</span>
   recipes:address:editor-data<span class="Special"> &lt;- </span>get env:address:programming-environment-data/deref, recipes:offset
   current-sandbox:address:editor-data<span class="Special"> &lt;- </span>get env:address:programming-environment-data/deref, current-sandbox:offset
   sandbox-in-focus?:boolean<span class="Special"> &lt;- </span>get env:address:programming-environment-data/deref, sandbox-in-focus?:offset
@@ -1203,6 +1206,7 @@ container editor-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>
+  clear:boolean<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
   recipes:address:editor-data<span class="Special"> &lt;- </span>get env:address:programming-environment-data/deref, recipes:offset
   <span class="Comment"># render recipes</span>
   left:number<span class="Special"> &lt;- </span>get recipes:address:editor-data/deref, left:offset
@@ -1225,26 +1229,7 @@ container editor-data [
   row:number<span class="Special"> &lt;- </span>add row:number, <span class="Constant">1:literal</span>
   move-cursor screen:address, row:number, left:number
   clear-line-delimited screen:address, left:number, right:number
-  <span class="muControl">reply</span> screen:address/same-as-ingredient:0
-]
-
-<span class="muRecipe">recipe</span> render-sandbox-side [
-  <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>
-  clear:boolean<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  current-sandbox:address:editor-data<span class="Special"> &lt;- </span>get env:address:programming-environment-data/deref, current-sandbox:offset
-  left:number<span class="Special"> &lt;- </span>get current-sandbox:address:editor-data/deref, left:offset
-  right:number<span class="Special"> &lt;- </span>get current-sandbox:address:editor-data/deref, right:offset
-  row:number, screen:address<span class="Special"> &lt;- </span>render screen:address, current-sandbox:address:editor-data
-  row:number<span class="Special"> &lt;- </span>add row:number, <span class="Constant">1:literal</span>
-  draw-horizontal screen:address, row:number, left:number, right:number, <span class="Constant">9473:literal/horizontal-double</span>
-  sandbox:address:sandbox-data<span class="Special"> &lt;- </span>get env:address:programming-environment-data/deref, sandbox:offset
-  row:number, screen:address<span class="Special"> &lt;- </span>render-sandboxes screen:address, sandbox:address:sandbox-data, left:number, right:number, row:number
-  <span class="Comment"># clear next line, in case we just processed a backspace</span>
-  row:number<span class="Special"> &lt;- </span>add row:number, <span class="Constant">1:literal</span>
-  move-cursor screen:address, row:number, left:number
-  clear-line-delimited screen:address, left:number, right:number
+  <span class="Comment"># clear rest of screen in this column, if requested</span>
   <span class="muControl">reply-unless</span> clear:boolean, screen:address/same-as-ingredient:0
   screen-height:number<span class="Special"> &lt;- </span>screen-height screen:address
   <span class="Delimiter">{</span>
@@ -1258,58 +1243,6 @@ container editor-data [
   <span class="muControl">reply</span> screen:address/same-as-ingredient:0
 ]
 
-<span class="muRecipe">recipe</span> render-sandboxes [
-  <span class="Constant">local-scope</span>
-  screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  sandbox:address:sandbox-data<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:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
-  <span class="muControl">reply-unless</span> sandbox:address:sandbox-data, row:number/same-as-ingredient:4, screen:address/same-as-ingredient:0
-  screen-height:number<span class="Special"> &lt;- </span>screen-height screen:address
-  at-bottom?:boolean<span class="Special"> &lt;- </span>greater-or-equal row:number screen-height:number
-  <span class="muControl">reply-if</span> at-bottom?:boolean, row:number/same-as-ingredient:4, screen:address/same-as-ingredient:0
-<span class="CommentedCode">#?   $print [rendering sandbox ], sandbox:address:sandbox-data, 10:literal/newline</span>
-  <span class="Comment"># render sandbox menu</span>
-  row:number<span class="Special"> &lt;- </span>add row:number, <span class="Constant">1:literal</span>
-  move-cursor screen:address, row:number, left:number
-  clear-line-delimited screen:address, left:number, right:number
-  print-character screen:address, <span class="Constant">120:literal/x</span>, <span class="Constant">245:literal/grey</span>
-  <span class="Comment"># save menu row so we can detect clicks to it later</span>
-  starting-row:address:number<span class="Special"> &lt;- </span>get-address sandbox:address:sandbox-data/deref, starting-row-on-screen:offset
-  starting-row:address:number/deref<span class="Special"> &lt;- </span>copy row:number
-  <span class="Comment"># render sandbox contents</span>
-  sandbox-data:address:array:character<span class="Special"> &lt;- </span>get sandbox:address:sandbox-data/deref, data:offset
-  row:number, screen:address<span class="Special"> &lt;- </span>render-string screen:address, sandbox-data:address:array:character, left:number, right:number, <span class="Constant">7:literal/white</span>, row:number
-  <span class="Comment"># render sandbox warnings, screen or response, in that order</span>
-  sandbox-response:address:array:character<span class="Special"> &lt;- </span>get sandbox:address:sandbox-data/deref, response:offset
-  sandbox-warnings:address:array:character<span class="Special"> &lt;- </span>get sandbox:address:sandbox-data/deref, warnings:offset
-  sandbox-screen:address<span class="Special"> &lt;- </span>get sandbox:address:sandbox-data/deref, screen:offset
-  <span class="Delimiter">{</span>
-    <span class="muControl">break-unless</span> sandbox-warnings:address:array:character
-    row:number, screen:address<span class="Special"> &lt;- </span>render-string screen:address, sandbox-warnings:address:array:character, left:number, right:number, <span class="Constant">1:literal/red</span>, row:number
-  <span class="Delimiter">}</span>
-  <span class="Delimiter">{</span>
-    <span class="muControl">break-if</span> sandbox-warnings:address:array:character
-    empty-screen?:boolean<span class="Special"> &lt;- </span>fake-screen-is-clear? sandbox-screen:address
-    <span class="muControl">break-if</span> empty-screen?:boolean
-    row:number, screen:address<span class="Special"> &lt;- </span>render-screen screen:address, sandbox-screen:address, left:number, right:number, row:number
-  <span class="Delimiter">}</span>
-  <span class="Delimiter">{</span>
-    <span class="muControl">break-if</span> sandbox-warnings:address:array:character
-    <span class="muControl">break-unless</span> empty-screen?:boolean
-    row:number, screen:address<span class="Special"> &lt;- </span>render-string screen:address, sandbox-response:address:array:character, left:number, right:number, <span class="Constant">245:literal/grey</span>, row:number
-  <span class="Delimiter">}</span>
-  at-bottom?:boolean<span class="Special"> &lt;- </span>greater-or-equal row:number screen-height:number
-  <span class="muControl">reply-if</span> at-bottom?:boolean, row:number/same-as-ingredient:4, screen:address/same-as-ingredient:0
-  <span class="Comment"># draw solid line after sandbox</span>
-  draw-horizontal screen:address, row:number, left:number, right:number, <span class="Constant">9473:literal/horizontal-double</span>
-  <span class="Comment"># draw next sandbox</span>
-  next-sandbox:address:sandbox-data<span class="Special"> &lt;- </span>get sandbox:address:sandbox-data/deref, next-sandbox:offset
-  row:number, screen:address<span class="Special"> &lt;- </span>render-sandboxes screen:address, next-sandbox:address:sandbox-data, left:number, right:number, row:number
-  <span class="muControl">reply</span> row:number/same-as-ingredient:4, screen:address/same-as-ingredient:0
-]
-
 <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>
@@ -2593,6 +2526,7 @@ d]
 ]
 
 <span class="muScenario">scenario</span> point-at-multiple-editors [
+<span class="Constant">  $close-trace</span>
   assume-screen <span class="Constant">30:literal/width</span>, <span class="Constant">5:literal/height</span>
   <span class="Comment"># initialize both halves of screen</span>
   1:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
@@ -2618,6 +2552,7 @@ d]
 ]
 
 <span class="muScenario">scenario</span> edit-multiple-editors [
+<span class="Constant">  $close-trace</span>
   assume-screen <span class="Constant">30:literal/width</span>, <span class="Constant">5:literal/height</span>
   <span class="Comment"># initialize both halves of screen</span>
   1:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
@@ -2660,6 +2595,7 @@ d]
 ]
 
 <span class="muScenario">scenario</span> multiple-editors-cover-only-their-own-areas [
+<span class="Constant">  $close-trace</span>
   assume-screen <span class="Constant">60:literal/width</span>, <span class="Constant">10:literal/height</span>
   run [
     1:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
@@ -2677,6 +2613,7 @@ d]
 ]
 
 <span class="muScenario">scenario</span> editor-in-focus-keeps-cursor [
+<span class="Constant">  $close-trace</span>
   assume-screen <span class="Constant">30:literal/width</span>, <span class="Constant">5:literal/height</span>
   1:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
   2:address:array:character<span class="Special"> &lt;- </span>new <span class="Constant">[def]</span>
@@ -2809,6 +2746,8 @@ container sandbox-data [
   save <span class="Constant">[recipes.mu]</span>, in:address:array:character
   recipe-warnings:address:address:array:character<span class="Special"> &lt;- </span>get-address env:address:programming-environment-data/deref, recipe-warnings:offset
   recipe-warnings:address:address:array:character/deref<span class="Special"> &lt;- </span>reload in:address:array:character
+  <span class="Comment"># if recipe editor has errors, stop</span>
+  <span class="muControl">reply-if</span> recipe-warnings:address:address:array:character/deref
   <span class="Comment"># check contents of right editor (sandbox)</span>
   <span class="Delimiter">{</span>
     sandbox-contents:address:array:character<span class="Special"> &lt;- </span>editor-contents current-sandbox:address:editor-data
@@ -2853,6 +2792,111 @@ container sandbox-data [
   <span class="Delimiter">}</span>
 ]
 
+<span class="muRecipe">recipe</span> render-sandbox-side [
+  <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>
+  clear:boolean<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  current-sandbox:address:editor-data<span class="Special"> &lt;- </span>get env:address:programming-environment-data/deref, current-sandbox:offset
+  left:number<span class="Special"> &lt;- </span>get current-sandbox:address:editor-data/deref, left:offset
+  right:number<span class="Special"> &lt;- </span>get current-sandbox:address:editor-data/deref, right:offset
+  row:number, screen:address<span class="Special"> &lt;- </span>render screen:address, current-sandbox:address:editor-data
+  row:number<span class="Special"> &lt;- </span>add row:number, <span class="Constant">1:literal</span>
+  draw-horizontal screen:address, row:number, left:number, right:number, <span class="Constant">9473:literal/horizontal-double</span>
+  sandbox:address:sandbox-data<span class="Special"> &lt;- </span>get env:address:programming-environment-data/deref, sandbox:offset
+  row:number, screen:address<span class="Special"> &lt;- </span>render-sandboxes screen:address, sandbox:address:sandbox-data, left:number, right:number, row:number
+  <span class="Comment"># clear next line, in case we just processed a backspace</span>
+  row:number<span class="Special"> &lt;- </span>add row:number, <span class="Constant">1:literal</span>
+  move-cursor screen:address, row:number, left:number
+  clear-line-delimited screen:address, left:number, right:number
+  <span class="muControl">reply-unless</span> clear:boolean, screen:address/same-as-ingredient:0
+  screen-height:number<span class="Special"> &lt;- </span>screen-height screen:address
+  <span class="Delimiter">{</span>
+    at-bottom-of-screen?:boolean<span class="Special"> &lt;- </span>greater-or-equal row:number, screen-height:number
+    <span class="muControl">break-if</span> at-bottom-of-screen?:boolean
+    move-cursor screen:address, row:number, left:number
+    clear-line-delimited screen:address, left:number, right:number
+    row:number<span class="Special"> &lt;- </span>add row:number, <span class="Constant">1:literal</span>
+    <span class="muControl">loop</span>
+  <span class="Delimiter">}</span>
+  <span class="muControl">reply</span> screen:address/same-as-ingredient:0
+]
+
+<span class="muRecipe">recipe</span> render-sandboxes [
+  <span class="Constant">local-scope</span>
+  screen:address<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  sandbox:address:sandbox-data<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:number<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  <span class="muControl">reply-unless</span> sandbox:address:sandbox-data, row:number/same-as-ingredient:4, screen:address/same-as-ingredient:0
+  screen-height:number<span class="Special"> &lt;- </span>screen-height screen:address
+  at-bottom?:boolean<span class="Special"> &lt;- </span>greater-or-equal row:number screen-height:number
+  <span class="muControl">reply-if</span> at-bottom?:boolean, row:number/same-as-ingredient:4, screen:address/same-as-ingredient:0
+<span class="CommentedCode">#?   $print [rendering sandbox ], sandbox:address:sandbox-data, 10:literal/newline</span>
+  <span class="Comment"># render sandbox menu</span>
+  row:number<span class="Special"> &lt;- </span>add row:number, <span class="Constant">1:literal</span>
+  move-cursor screen:address, row:number, left:number
+  clear-line-delimited screen:address, left:number, right:number
+  print-character screen:address, <span class="Constant">120:literal/x</span>, <span class="Constant">245:literal/grey</span>
+  <span class="Comment"># save menu row so we can detect clicks to it later</span>
+  starting-row:address:number<span class="Special"> &lt;- </span>get-address sandbox:address:sandbox-data/deref, starting-row-on-screen:offset
+  starting-row:address:number/deref<span class="Special"> &lt;- </span>copy row:number
+  <span class="Comment"># render sandbox contents</span>
+  sandbox-data:address:array:character<span class="Special"> &lt;- </span>get sandbox:address:sandbox-data/deref, data:offset
+  row:number, screen:address<span class="Special"> &lt;- </span>render-string screen:address, sandbox-data:address:array:character, left:number, right:number, <span class="Constant">7:literal/white</span>, row:number
+  <span class="Comment"># render sandbox warnings, screen or response, in that order</span>
+  sandbox-response:address:array:character<span class="Special"> &lt;- </span>get sandbox:address:sandbox-data/deref, response:offset
+  sandbox-warnings:address:array:character<span class="Special"> &lt;- </span>get sandbox:address:sandbox-data/deref, warnings:offset
+  sandbox-screen:address<span class="Special"> &lt;- </span>get sandbox:address:sandbox-data/deref, screen:offset
+  <span class="Delimiter">{</span>
+    <span class="muControl">break-unless</span> sandbox-warnings:address:array:character
+    row:number, screen:address<span class="Special"> &lt;- </span>render-string screen:address, sandbox-warnings:address:array:character, left:number, right:number, <span class="Constant">1:literal/red</span>, row:number
+  <span class="Delimiter">}</span>
+  <span class="Delimiter">{</span>
+    <span class="muControl">break-if</span> sandbox-warnings:address:array:character
+    empty-screen?:boolean<span class="Special"> &lt;- </span>fake-screen-is-clear? sandbox-screen:address
+    <span class="muControl">break-if</span> empty-screen?:boolean
+    row:number, screen:address<span class="Special"> &lt;- </span>render-screen screen:address, sandbox-screen:address, left:number, right:number, row:number
+  <span class="Delimiter">}</span>
+  <span class="Delimiter">{</span>
+    <span class="muControl">break-if</span> sandbox-warnings:address:array:character
+    <span class="muControl">break-unless</span> empty-screen?:boolean
+    row:number, screen:address<span class="Special"> &lt;- </span>render-string screen:address, sandbox-response:address:array:character, left:number, right:number, <span class="Constant">245:literal/grey</span>, row:number
+  <span class="Delimiter">}</span>
+  at-bottom?:boolean<span class="Special"> &lt;- </span>greater-or-equal row:number screen-height:number
+  <span class="muControl">reply-if</span> at-bottom?:boolean, row:number/same-as-ingredient:4, screen:address/same-as-ingredient:0
+  <span class="Comment"># draw solid line after sandbox</span>
+  draw-horizontal screen:address, row:number, left:number, right:number, <span class="Constant">9473:literal/horizontal-double</span>
+  <span class="Comment"># draw next sandbox</span>
+  next-sandbox:address:sandbox-data<span class="Special"> &lt;- </span>get sandbox:address:sandbox-data/deref, next-sandbox:offset
+  row:number, screen:address<span class="Special"> &lt;- </span>render-sandboxes screen:address, next-sandbox:address:sandbox-data, left:number, right:number, row:number
+  <span class="muControl">reply</span> row:number/same-as-ingredient:4, screen:address/same-as-ingredient:0
+]
+
+<span class="Comment"># assumes programming environment has no sandboxes; restores them from previous session</span>
+<span class="muRecipe">recipe</span> restore-sandboxes [
+  <span class="Constant">local-scope</span>
+  env:address:programming-environment-data<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
+  <span class="Comment"># read all scenarios, pushing them to end of a list of scenarios</span>
+  filename:number<span class="Special"> &lt;- </span>copy <span class="Constant">0:literal</span>
+  curr:address:address:sandbox-data<span class="Special"> &lt;- </span>get-address env:address:programming-environment-data/deref, sandbox:offset
+  <span class="Delimiter">{</span>
+    contents:address:array:character<span class="Special"> &lt;- </span>restore filename:number
+    <span class="muControl">break-unless</span> contents:address:array:character  <span class="Comment"># stop at first error; assuming file didn't exist</span>
+<span class="CommentedCode">#?     $print contents:address:array:character, 10:literal/newline</span>
+    <span class="Comment"># create new sandbox for file</span>
+    curr:address:address:sandbox-data/deref<span class="Special"> &lt;- </span>new sandbox-data:type
+    data:address:address:array:character<span class="Special"> &lt;- </span>get-address curr:address:address:sandbox-data/deref/deref, data:offset
+    data:address:address:array:character/deref<span class="Special"> &lt;- </span>copy contents:address:array:character
+    <span class="Comment"># increment loop variables</span>
+    filename:number<span class="Special"> &lt;- </span>add filename:number, <span class="Constant">1:literal</span>
+    curr:address:address:sandbox-data<span class="Special"> &lt;- </span>get-address curr:address:address:sandbox-data/deref/deref, next-sandbox:offset
+    <span class="muControl">loop</span>
+  <span class="Delimiter">}</span>
+  <span class="muControl">reply</span> env:address:programming-environment-data/same-as-ingredient:0
+]
+
 <span class="Comment"># was-deleted?:boolean &lt;- delete-sandbox t:touch-event, env:address:programming-environment-data</span>
 <span class="muRecipe">recipe</span> delete-sandbox [
   <span class="Constant">local-scope</span>
@@ -3174,6 +3218,133 @@ container sandbox-data [
   ]
 ]
 
+<span class="SalientComment">## handling malformed programs</span>
+
+<span class="muScenario">scenario</span> run-shows-warnings-in-get [
+<span class="Constant">  $close-trace</span>
+  assume-screen <span class="Constant">100:literal/width</span>, <span class="Constant">15:literal/height</span>
+  assume-console [
+    press 65526  <span class="Comment"># F10</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
+  ]
+  screen-should-contain [
+   <span class="Constant"> .                                                                                 run (F10)          .</span>
+   <span class="Constant"> .                                                  ┊foo                                              .</span>
+   <span class="Constant"> .recipe foo [                                      ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .  get 123:number, foo:offset                      ┊                                                 .</span>
+   <span class="Constant"> .]                                                 ┊                                                 .</span>
+   <span class="Constant"> .unknown element foo in container number           ┊                                                 .</span>
+   <span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊                                                 .</span>
+   <span class="Constant"> .                                                  ┊                                                 .</span>
+  ]
+  screen-should-contain-in-color <span class="Constant">1:literal/red</span>, [
+   <span class="Constant"> .                                                                                                    .</span>
+   <span class="Constant"> .                                                                                                    .</span>
+   <span class="Constant"> .                                                                                                    .</span>
+   <span class="Constant"> .                                                                                                    .</span>
+   <span class="Constant"> .                                                                                                    .</span>
+   <span class="Constant"> .unknown element foo in container number                                                             .</span>
+   <span class="Constant"> .                                                                                                    .</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> run-shows-missing-type-warnings [
+<span class="Constant">  $close-trace</span>
+  assume-screen <span class="Constant">100:literal/width</span>, <span class="Constant">15:literal/height</span>
+  assume-console [
+    press 65526  <span class="Comment"># F10</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:number &lt;- copy 0</span>
+<span class="Constant">  copy x</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
+  ]
+  screen-should-contain [
+   <span class="Constant"> .                                                                                 run (F10)          .</span>
+   <span class="Constant"> .                                                  ┊foo                                              .</span>
+   <span class="Constant"> .recipe foo [                                      ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .  x:number &lt;- copy 0                              ┊                                                 .</span>
+   <span class="Constant"> .  copy x                                          ┊                                                 .</span>
+   <span class="Constant"> .]                                                 ┊                                                 .</span>
+   <span class="Constant"> .missing type in 'copy x'                          ┊                                                 .</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:literal/width</span>, <span class="Constant">15:literal/height</span>
+  assume-console [
+    press 65526  <span class="Comment"># F10</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: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
+  ]
+  screen-should-contain [
+   <span class="Constant"> .                                                                                 run (F10)          .</span>
+   <span class="Constant"> .                                                  ┊                                                 .</span>
+   <span class="Constant"> .recipe foo [                                      ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .  x:address:point &lt;- new point:type               ┊                                                x.</span>
+   <span class="Constant"> .  get x:address:point, 1:offset                   ┊foo                                              .</span>
+   <span class="Constant"> .]                                                 ┊foo: 'get' on a non-container x:address:point    .</span>
+<span class="Constant">    .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
+   <span class="Constant"> .                                                  ┊                                                 .</span>
+  ]
+]
+
+<span class="muScenario">scenario</span> run-shows-non-literal-get-argument-warnings [
+<span class="Constant">  $close-trace</span>
+  assume-screen <span class="Constant">100:literal/width</span>, <span class="Constant">15:literal/height</span>
+  assume-console [
+    press 65526  <span class="Comment"># F10</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:number &lt;- copy 0</span>
+<span class="Constant">  y:address:point &lt;- new point:type</span>
+<span class="Constant">  get y:address:point/deref, 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
+  ]
+  screen-should-contain [
+   <span class="Constant"> .                                                                                 run (F10)          .</span>
+   <span class="Constant"> .                                                  ┊foo                                              .</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/deref, x:number             ┊                                                 .</span>
+   <span class="Constant"> .]                                                 ┊                                                 .</span>
+   <span class="Constant"> .foo: expected ingredient 1 of 'get' to have type ↩┊                                                 .</span>
+   <span class="Constant"> .'offset'; got x:number                            ┊                                                 .</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 [
diff --git a/html/factorial.mu.html b/html/factorial.mu.html
index 5545f582..54a70688 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; }
-.muRecipe { color: #ff8700; }
-.Delimiter { color: #a04060; }
 .muScenario { color: #00af00; }
+.Delimiter { color: #a04060; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/factorial.png b/html/factorial.png
index 8d799034..19249bbe 100644
--- a/html/factorial.png
+++ b/html/factorial.png
Binary files differdiff --git a/html/fork.mu.html b/html/fork.mu.html
index 74e7fb39..4d6b367c 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; }
-.muRecipe { color: #ff8700; }
 .Constant { color: #00a0a0; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/global.mu.html b/html/global.mu.html
index 8c9b2e84..aa060d5a 100644
--- a/html/global.mu.html
+++ b/html/global.mu.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; }
-.muRecipe { color: #ff8700; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/screen.mu.html b/html/screen.mu.html
index 1b07256e..4618548a 100644
--- a/html/screen.mu.html
+++ b/html/screen.mu.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; }
-.muRecipe { color: #ff8700; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/tangle.mu.html b/html/tangle.mu.html
index 0e4ec070..4c72404b 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; }
-.muRecipe { color: #ff8700; }
 .Delimiter { color: #a04060; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
 .muControl { color: #c0a020; }
+.muRecipe { color: #ff8700; }
 -->
 </style>
 
diff --git a/html/x.mu.html b/html/x.mu.html
index b22cd40b..fa874a2d 100644
--- a/html/x.mu.html
+++ b/html/x.mu.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; }
-.muRecipe { color: #ff8700; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .Special { color: #ff6060; }
+.muRecipe { color: #ff8700; }
 -->
 </style>