diff --git a/doc/additional/messageoddness/list_must_have_2_or_more_elements.pd b/doc/additional/messageoddness/list_must_have_2_or_more_elements.pd
deleted file mode 100644
index da0dee16201ab96ff38e057d3d1ca326b428a487..0000000000000000000000000000000000000000
--- a/doc/additional/messageoddness/list_must_have_2_or_more_elements.pd
+++ /dev/null
@@ -1,74 +0,0 @@
-#N canvas 271 55 464 710 10;
-#X floatatom 243 167 5 0 0 0 - - -;
-#X symbolatom 291 166 10 0 0 0 - - -;
-#X obj 196 187 bng 15 250 50 0 empty empty bang -6 23 1 12 -262144
--1 -1;
-#X obj 196 143 route bang float symbol list;
-#X obj 243 187 bng 15 250 50 0 empty empty float -4 23 1 12 -262144
--1 -1;
-#X obj 291 187 bng 15 250 50 0 empty empty symbol -12 23 1 12 -262144
--1 -1;
-#X obj 339 187 bng 15 250 50 0 empty empty list -2 23 1 12 -262144
--1 -1;
-#X obj 387 187 bng 15 250 50 0 empty empty undefined -18 23 1 12 -262144
--1 -1;
-#X text 24 35 There are no 0- or 1-element lists. These are immediately
-converted to other types:;
-#X msg 195 75 list;
-#X msg 202 96 list 2;
-#X msg 207 115 list word;
-#X floatatom 11 147 5 0 0 0 - - -;
-#X symbolatom 77 147 10 0 0 0 - - -;
-#X obj 11 165 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 77 165 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X text 19 244 Therefore \, the definition of list is: a series of
-elements with a selector of "list" and 2 or more elements. (But don't
-forget! A series whose element is a float has an implied "list" selector!)
-;
-#X obj 123 373 select;
-#X msg 157 343 list;
-#X msg 122 344 bang;
-#X msg 247 343 list;
-#X msg 212 344 bang;
-#X obj 213 373 print;
-#X msg 73 429 3;
-#X msg 106 428 list 3;
-#X obj 59 471 *;
-#X msg 223 429 3;
-#X msg 256 428 list 3;
-#X obj 208 481 *~;
-#X text 19 311 These two disagree about 0 element lists:;
-#X text 19 401 These two disagree about 1 element lists:;
-#X obj 140 597 route 1;
-#X msg 140 575 1 3;
-#X obj 125 622 *~;
-#X text 24 528 [route] doesn't seem to automatically convert 1 element
-lists:;
-#X connect 0 0 4 0;
-#X connect 1 0 5 0;
-#X connect 3 0 2 0;
-#X connect 3 1 0 0;
-#X connect 3 2 1 0;
-#X connect 3 3 6 0;
-#X connect 3 4 7 0;
-#X connect 9 0 3 0;
-#X connect 9 0 13 0;
-#X connect 9 0 12 0;
-#X connect 10 0 3 0;
-#X connect 10 0 12 0;
-#X connect 11 0 3 0;
-#X connect 11 0 13 0;
-#X connect 12 0 14 0;
-#X connect 13 0 15 0;
-#X connect 18 0 17 1;
-#X connect 19 0 17 1;
-#X connect 20 0 22 0;
-#X connect 21 0 22 0;
-#X connect 23 0 25 1;
-#X connect 24 0 25 1;
-#X connect 26 0 28 1;
-#X connect 27 0 28 1;
-#X connect 31 0 33 1;
-#X connect 32 0 31 0;
diff --git a/doc/additional/messageoddness/message_arguments_need_lists.pd b/doc/additional/messageoddness/message_arguments_need_lists.pd
deleted file mode 100644
index 497ed390c46095897a69138efdafa6b5f76c47dd..0000000000000000000000000000000000000000
--- a/doc/additional/messageoddness/message_arguments_need_lists.pd
+++ /dev/null
@@ -1,16 +0,0 @@
-#N canvas 220 136 605 423 10;
-#X obj 190 245 print message;
-#X msg 190 58 list x.wav 44100;
-#X msg 223 118 x.wav 44100;
-#X msg 189 159 read \$1 \$2;
-#X msg 202 79 44100 x.wav;
-#X text 119 33 message arguments only work with lists.;
-#X text 318 56 declared list;
-#X text 314 79 implied list;
-#X text 307 118 undefined list;
-#X text 77 68 these work -->;
-#X text 68 120 this does not -->;
-#X connect 1 0 3 0;
-#X connect 2 0 3 0;
-#X connect 3 0 0 0;
-#X connect 4 0 3 0;
diff --git a/doc/additional/messageoddness/multiple_delay_bang_weird.pd b/doc/additional/messageoddness/multiple_delay_bang_weird.pd
deleted file mode 100644
index a8c187c667c1912e524ca34d7dc9c53ee278684a..0000000000000000000000000000000000000000
--- a/doc/additional/messageoddness/multiple_delay_bang_weird.pd
+++ /dev/null
@@ -1,90 +0,0 @@
-#N canvas 238 303 753 580 10;
-#X obj 63 224 float;
-#X floatatom 63 252 5 0 0 0 - - -;
-#X obj 102 224 + 1;
-#X obj 62 274 bng 15 250 50 0 empty empty empty 0 -6 0 10 -262144 -1
--1;
-#X obj 35 166 bang;
-#X obj 81 167 bang;
-#X obj 59 124 bng 15 250 50 0 empty empty empty 0 -6 0 10 -262144 -1
--1;
-#X obj 220 232 float;
-#X floatatom 220 260 5 0 0 0 - - -;
-#X obj 259 232 + 1;
-#X obj 219 282 bng 15 250 50 0 empty empty empty 0 -6 0 10 -262144
--1 -1;
-#X obj 224 123 bng 15 250 50 0 empty empty empty 0 -6 0 10 -262144
--1 -1;
-#X obj 180 165 delay 1000;
-#X obj 261 166 delay 1000;
-#X msg 90 199 0;
-#X text 118 199 reset;
-#X msg 247 208 0;
-#X text 275 208 reset;
-#X obj 550 231 float;
-#X floatatom 550 259 5 0 0 0 - - -;
-#X obj 589 231 + 1;
-#X obj 549 281 bng 15 250 50 0 empty empty empty 0 -6 0 10 -262144
--1 -1;
-#X obj 554 122 bng 15 250 50 0 empty empty empty 0 -6 0 10 -262144
--1 -1;
-#X obj 510 164 delay 1000;
-#X obj 591 165 delay 1000;
-#X msg 577 207 0;
-#X text 605 207 reset;
-#X obj 449 171 bang;
-#X text 80 68 counts twice per bang button click:;
-#X text 451 70 but this counts once:;
-#X obj 102 445 float;
-#X floatatom 102 473 5 0 0 0 - - -;
-#X obj 141 445 + 1;
-#X obj 101 495 bng 15 250 50 0 empty empty empty 0 -6 0 10 -262144
--1 -1;
-#X obj 106 336 bng 15 250 50 0 empty empty empty 0 -6 0 10 -262144
--1 -1;
-#X msg 129 421 0;
-#X text 157 421 reset;
-#X obj 62 378 metro 1000;
-#X obj 143 379 metro 1000;
-#X text 317 334 The first [delay] triggers the execution \, which ultimately
-sends a bang to the second [delay] \, which hasn't fired yet. When
-the second [delay] receives that bang \, it resets its timer. Therefore
-\, the second [delay] never fires.;
-#X connect 0 0 1 0;
-#X connect 0 0 2 0;
-#X connect 1 0 3 0;
-#X connect 2 0 0 1;
-#X connect 4 0 0 0;
-#X connect 5 0 0 0;
-#X connect 6 0 4 0;
-#X connect 6 0 5 0;
-#X connect 7 0 8 0;
-#X connect 7 0 9 0;
-#X connect 8 0 10 0;
-#X connect 9 0 7 1;
-#X connect 11 0 12 0;
-#X connect 11 0 13 0;
-#X connect 12 0 7 0;
-#X connect 13 0 7 0;
-#X connect 14 0 0 1;
-#X connect 16 0 7 1;
-#X connect 18 0 19 0;
-#X connect 18 0 20 0;
-#X connect 18 0 27 0;
-#X connect 19 0 21 0;
-#X connect 20 0 18 1;
-#X connect 22 0 23 0;
-#X connect 22 0 24 0;
-#X connect 23 0 18 0;
-#X connect 24 0 18 0;
-#X connect 25 0 18 1;
-#X connect 27 0 22 0;
-#X connect 30 0 31 0;
-#X connect 30 0 32 0;
-#X connect 31 0 33 0;
-#X connect 32 0 30 1;
-#X connect 34 0 37 0;
-#X connect 34 0 38 0;
-#X connect 35 0 30 1;
-#X connect 37 0 30 0;
-#X connect 38 0 30 0;
diff --git a/doc/additional/messageoddness/route_mixing_float_and_symbol_arguments.pd b/doc/additional/messageoddness/route_mixing_float_and_symbol_arguments.pd
deleted file mode 100644
index b9d07a21b88e574cb56c8e5b7ebbdba69c00d88d..0000000000000000000000000000000000000000
--- a/doc/additional/messageoddness/route_mixing_float_and_symbol_arguments.pd
+++ /dev/null
@@ -1,26 +0,0 @@
-#N canvas 793 278 453 550 10;
-#X obj 122 255 route 1 bla;
-#X msg 118 113 list bla hu;
-#X obj 114 293 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144
--1 -1;
-#X obj 149 297 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144
--1 -1;
-#X obj 197 296 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144
--1 -1;
-#X msg 86 85 bla hu;
-#X msg 159 147 1 two;
-#X msg 203 147 list 1 two;
-#X text 32 22 mixing different data types in one route object is not
-supported and thus leads to unexpected behaviour.;
-#X msg 169 220 0;
-#X text 197 218 <- unexpectedly matches 'bla';
-#X text 134 83 <- unexpectedly not matching;
-#X text 200 113 unexpectedly matches 'bla';
-#X connect 0 0 2 0;
-#X connect 0 1 3 0;
-#X connect 0 2 4 0;
-#X connect 1 0 0 0;
-#X connect 5 0 0 0;
-#X connect 6 0 0 0;
-#X connect 7 0 0 0;
-#X connect 9 0 0 0;
diff --git a/doc/additional/messageoddness/routing_by_data_types.pd b/doc/additional/messageoddness/routing_by_data_types.pd
deleted file mode 100644
index d63a13369ac83525c1a3607afec3e34b278a6971..0000000000000000000000000000000000000000
--- a/doc/additional/messageoddness/routing_by_data_types.pd
+++ /dev/null
@@ -1,115 +0,0 @@
-#N canvas 414 90 494 642 10;
-#X obj 334 314 route symbol;
-#X obj 336 334 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 413 335 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 331 361 route symbol;
-#X obj 333 381 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 410 382 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X msg 318 269 test;
-#X msg 357 269 symbol test;
-#X obj 58 331 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 135 331 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 55 378 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 132 378 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X msg 89 266 bang;
-#X obj 56 311 route bang;
-#X obj 53 358 route bang;
-#X text 14 5 routing based on reserved words:;
-#X obj 188 331 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 265 331 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 185 378 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 262 378 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 186 311 route float;
-#X obj 183 358 route float;
-#X msg 170 266 1;
-#X msg 209 266 float 12;
-#X obj 181 542 route list;
-#X obj 181 561 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 249 562 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 168 580 route list;
-#X obj 168 599 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 236 600 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X msg 184 493 list 1 two 3;
-#X msg 167 473 1 two 3;
-#X msg 200 513 list one 2 three;
-#X msg 365 289 symbol;
-#X msg 113 484 list;
-#X msg 224 287 float test;
-#X text 26 245 These all output the as same atom type that is routed:
-;
-#X msg 15 266 bang test;
-#X obj 71 131 route 1;
-#X msg 71 183 2 3 4;
-#X obj 71 164 prepend set;
-#X msg 71 100 1 2 3 4;
-#X msg 218 183 is not a list;
-#X obj 218 164 prepend set;
-#X obj 218 131 route this;
-#X msg 218 100 this is not a list;
-#X text 21 50 [route] has three modes \, first is float \, second is
-symbol \, and third is data type. In the first two modes \, the first
-element of the set is stripped off by [route].;
-#X text 26 206 In the third mode \, [route] outputs the same atom type
-(bang->bang \, float->float \, symbol->symbol).;
-#X text 26 419 Lists do not behave the same with [route list] even
-though it is interpreting incoming lists \, not just routing by keyword
-\, as in the second symbol mode.;
-#X msg 174 164 set;
-#X text 157 164 re;
-#X text 164 24 "bang" \, "float" \, "symbol" \, and "list";
-#X connect 0 0 1 0;
-#X connect 0 0 3 0;
-#X connect 0 1 2 0;
-#X connect 3 0 4 0;
-#X connect 3 1 5 0;
-#X connect 6 0 0 0;
-#X connect 7 0 0 0;
-#X connect 12 0 13 0;
-#X connect 13 0 8 0;
-#X connect 13 0 14 0;
-#X connect 13 1 9 0;
-#X connect 14 0 10 0;
-#X connect 14 1 11 0;
-#X connect 20 0 16 0;
-#X connect 20 0 21 0;
-#X connect 20 1 17 0;
-#X connect 21 0 18 0;
-#X connect 21 1 19 0;
-#X connect 22 0 20 0;
-#X connect 23 0 20 0;
-#X connect 24 0 25 0;
-#X connect 24 0 27 0;
-#X connect 24 1 26 0;
-#X connect 27 0 28 0;
-#X connect 27 1 29 0;
-#X connect 30 0 24 0;
-#X connect 31 0 24 0;
-#X connect 32 0 24 0;
-#X connect 33 0 0 0;
-#X connect 34 0 24 0;
-#X connect 35 0 20 0;
-#X connect 37 0 13 0;
-#X connect 38 0 40 0;
-#X connect 40 0 39 0;
-#X connect 41 0 38 0;
-#X connect 43 0 42 0;
-#X connect 44 0 43 0;
-#X connect 45 0 44 0;
-#X connect 49 0 42 0;
-#X connect 49 0 39 0;
diff --git a/doc/additional/messageoddness/select_creation_argument.pd b/doc/additional/messageoddness/select_creation_argument.pd
deleted file mode 100644
index ce75d33ad13243315c466efca011767beac4ba0a..0000000000000000000000000000000000000000
--- a/doc/additional/messageoddness/select_creation_argument.pd
+++ /dev/null
@@ -1,48 +0,0 @@
-#N canvas 514 341 621 440 10;
-#X obj 57 205 select;
-#X msg 52 108 symbol twenty;
-#X msg 7 109 23;
-#X msg 99 179 symbol twenty;
-#X obj 57 250 bng 25 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 93 250 bng 25 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X msg 86 158 23;
-#X msg 402 108 symbol twenty;
-#X msg 357 109 23;
-#X msg 509 179 symbol twenty;
-#X obj 407 250 bng 25 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 493 250 bng 25 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X msg 496 158 23;
-#X obj 407 205 select twenty;
-#X msg 218 108 symbol twenty;
-#X msg 177 109 23;
-#X msg 289 179 symbol twenty;
-#X obj 217 250 bng 25 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 253 250 bng 25 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X msg 276 158 23;
-#X obj 217 205 select 23;
-#X text 68 59 a [select] without a creation argument cannot use a symbol
-selector (you get an error in the Pd window);
-#X connect 0 0 4 0;
-#X connect 0 1 5 0;
-#X connect 1 0 0 0;
-#X connect 2 0 0 0;
-#X connect 3 0 0 1;
-#X connect 6 0 0 1;
-#X connect 7 0 13 0;
-#X connect 8 0 13 0;
-#X connect 9 0 13 1;
-#X connect 12 0 13 1;
-#X connect 13 0 10 0;
-#X connect 13 1 11 0;
-#X connect 14 0 20 0;
-#X connect 15 0 20 0;
-#X connect 16 0 20 1;
-#X connect 19 0 20 1;
-#X connect 20 0 17 0;
-#X connect 20 1 18 0;
diff --git a/doc/additional/messageoddness/trigger_type_handling.pd b/doc/additional/messageoddness/trigger_type_handling.pd
deleted file mode 100644
index bcba814b2046fbcb64b9248e24df9d4342a4d2d9..0000000000000000000000000000000000000000
--- a/doc/additional/messageoddness/trigger_type_handling.pd
+++ /dev/null
@@ -1,64 +0,0 @@
-#N canvas 366 31 565 405 10;
-#X msg 168 46 anything 1 two three;
-#X msg 180 66 one 2 3;
-#X obj 167 308 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 362 305 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X msg 190 114 list one 2 3;
-#X msg 191 136 1 2 3;
-#X obj 167 285 trigger anything bang float list pointer symbol;
-#X obj 424 306 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 491 307 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 296 305 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 230 305 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 35 362 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 111 362 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 137 362 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 164 362 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 85 362 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 59 362 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 35 340 trigger a b f l p s;
-#X text 48 20 how [trigger] interprets and converts data can be tricky:
-;
-#X text 315 59 "undefined lists";
-#X text 288 127 lists;
-#X msg 199 175 4;
-#X msg 202 196 float 234;
-#X text 280 181 floats;
-#X msg 208 229 symbol blah;
-#X text 303 242 symbols;
-#X msg 188 84 asdf;
-#X msg 208 251 symbol four;
-#X connect 0 0 6 0;
-#X connect 1 0 6 0;
-#X connect 4 0 6 0;
-#X connect 5 0 6 0;
-#X connect 6 0 2 0;
-#X connect 6 0 17 0;
-#X connect 6 1 10 0;
-#X connect 6 2 9 0;
-#X connect 6 3 3 0;
-#X connect 6 4 7 0;
-#X connect 6 5 8 0;
-#X connect 17 0 11 0;
-#X connect 17 1 16 0;
-#X connect 17 2 15 0;
-#X connect 17 3 12 0;
-#X connect 17 4 13 0;
-#X connect 17 5 14 0;
-#X connect 21 0 6 0;
-#X connect 22 0 6 0;
-#X connect 24 0 6 0;
-#X connect 26 0 6 0;
-#X connect 27 0 6 0;
diff --git a/doc/additional/messageoddness/undefined_series.pd b/doc/additional/messageoddness/undefined_series.pd
deleted file mode 100644
index 15aa4b91cacf98e75c68aaf6e6ce28c4842c699f..0000000000000000000000000000000000000000
--- a/doc/additional/messageoddness/undefined_series.pd
+++ /dev/null
@@ -1,55 +0,0 @@
-#N canvas 242 94 461 496 10;
-#X floatatom 161 180 5 0 0 0 - - -;
-#X symbolatom 209 179 10 0 0 0 - - -;
-#X obj 114 200 bng 15 250 50 0 empty empty bang -6 23 1 12 -262144
--1 -1;
-#X obj 114 156 route bang float symbol list;
-#X obj 161 200 bng 15 250 50 0 empty empty float -4 23 1 12 -262144
--1 -1;
-#X obj 209 200 bng 15 250 50 0 empty empty symbol -12 23 1 12 -262144
--1 -1;
-#X obj 257 200 bng 15 250 50 0 empty empty list -2 23 1 12 -262144
--1 -1;
-#X obj 305 200 bng 15 250 50 0 empty empty undefined -18 23 1 12 -262144
--1 -1;
-#X msg 151 83 lots of pie;
-#X floatatom 191 405 5 0 0 0 - - -;
-#X symbolatom 259 404 10 0 0 0 - - -;
-#X obj 124 425 bng 15 250 50 0 empty empty bang -6 23 1 12 -262144
--1 -1;
-#X obj 191 425 bng 15 250 50 0 empty empty float -4 23 1 12 -262144
--1 -1;
-#X obj 259 425 bng 15 250 50 0 empty empty symbol -12 23 1 12 -262144
--1 -1;
-#X obj 328 425 bng 15 250 50 0 empty empty list -2 23 1 12 -262144
--1 -1;
-#X msg 156 104 is this a list 2?;
-#X text 144 61 [route] says these are not lists:;
-#X msg 147 29 list lots of pie;
-#X text 268 30 a list;
-#X obj 123 381 trigger bang float symbol list;
-#X msg 124 274 list lots of pie;
-#X text 251 274 a list;
-#X msg 158 330 lots of pie;
-#X msg 158 349 is this a list 2?;
-#X text 15 316 [trigger] says these are not floats \, lists \, symbols
-or lists;
-#X connect 0 0 4 0;
-#X connect 1 0 5 0;
-#X connect 3 0 2 0;
-#X connect 3 1 0 0;
-#X connect 3 2 1 0;
-#X connect 3 3 6 0;
-#X connect 3 4 7 0;
-#X connect 8 0 3 0;
-#X connect 9 0 12 0;
-#X connect 10 0 13 0;
-#X connect 15 0 3 0;
-#X connect 17 0 3 0;
-#X connect 19 0 11 0;
-#X connect 19 1 9 0;
-#X connect 19 2 10 0;
-#X connect 19 3 14 0;
-#X connect 20 0 19 0;
-#X connect 22 0 19 0;
-#X connect 23 0 19 0;
diff --git a/doc/additional/messageoddness/what_is_a_bang.pd b/doc/additional/messageoddness/what_is_a_bang.pd
deleted file mode 100644
index 172308f33bbf3631ad89c9a9deb980f5c975ab1b..0000000000000000000000000000000000000000
--- a/doc/additional/messageoddness/what_is_a_bang.pd
+++ /dev/null
@@ -1,91 +0,0 @@
-#N canvas 312 241 798 505 10;
-#X floatatom 80 298 5 0 0 0 - - -;
-#X symbolatom 128 297 10 0 0 0 - - -;
-#X obj 33 318 bng 15 250 50 0 empty empty bang -6 23 1 12 -262144 -1
--1;
-#X obj 33 274 route bang float symbol list;
-#X obj 80 318 bng 15 250 50 0 empty empty float -4 23 1 12 -262144
--1 -1;
-#X obj 128 318 bng 15 250 50 0 empty empty symbol -12 23 1 12 -262144
--1 -1;
-#X obj 176 318 bng 15 250 50 0 empty empty list -2 23 1 12 -262144
--1 -1;
-#X obj 224 318 bng 15 250 50 0 empty empty undefined -18 23 1 12 -262144
--1 -1;
-#X msg 32 21 bang;
-#X obj 46 40 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X msg 72 31 element;
-#X obj 68 54 bang;
-#X msg 81 96 float bang;
-#X text 164 96 invalid;
-#X msg 86 118 symbol bang;
-#X text 173 118 not a bang \, but a symbol;
-#X msg 92 142 list bang;
-#X msg 94 169 list bang bang bang;
-#X text 163 141 not a bang \, but a symbol;
-#X text 235 170 not a bang \, but a list;
-#X msg 87 203 bang bang bang;
-#X text 195 203 this is a bang;
-#X msg 91 226 bang 1 2;
-#X msg 92 247 bang one two;
-#X text 160 226 this is a bang;
-#X text 191 247 this is a bang;
-#X msg 422 27 bang;
-#X obj 436 46 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X msg 469 43 element;
-#X obj 447 74 bang;
-#X msg 471 102 float bang;
-#X text 554 102 invalid;
-#X msg 476 124 symbol bang;
-#X text 563 124 not a bang \, but a symbol;
-#X msg 482 148 list bang;
-#X msg 484 175 list bang bang bang;
-#X text 553 147 not a bang \, but a symbol;
-#X text 625 176 not a bang \, but a list;
-#X msg 477 209 bang bang bang;
-#X text 585 209 this is a bang;
-#X msg 481 232 bang 1 2;
-#X msg 482 253 bang one two;
-#X text 550 232 this is a bang;
-#X text 581 253 this is a bang;
-#X obj 423 280 print;
-#X text 482 74 this turns [element( into a bang;
-#X msg 47 392 list bang;
-#X obj 47 416 list trim;
-#X obj 47 440 print;
-#X text 124 414 another way to convert a list to a bang;
-#X msg 77 77 list;
-#X connect 0 0 4 0;
-#X connect 1 0 5 0;
-#X connect 3 0 2 0;
-#X connect 3 1 0 0;
-#X connect 3 2 1 0;
-#X connect 3 3 6 0;
-#X connect 3 4 7 0;
-#X connect 8 0 3 0;
-#X connect 9 0 3 0;
-#X connect 10 0 11 0;
-#X connect 11 0 3 0;
-#X connect 12 0 3 0;
-#X connect 14 0 3 0;
-#X connect 16 0 3 0;
-#X connect 17 0 3 0;
-#X connect 20 0 3 0;
-#X connect 22 0 3 0;
-#X connect 23 0 3 0;
-#X connect 26 0 44 0;
-#X connect 27 0 44 0;
-#X connect 28 0 29 0;
-#X connect 29 0 44 0;
-#X connect 30 0 44 0;
-#X connect 32 0 44 0;
-#X connect 34 0 44 0;
-#X connect 35 0 44 0;
-#X connect 38 0 44 0;
-#X connect 40 0 44 0;
-#X connect 41 0 44 0;
-#X connect 46 0 47 0;
-#X connect 47 0 48 0;
-#X connect 50 0 3 0;
diff --git a/doc/additional/messageoddness/what_is_a_symbol.pd b/doc/additional/messageoddness/what_is_a_symbol.pd
deleted file mode 100644
index 79f4c8892ed1a921b630bcd375ade22c9f9462ca..0000000000000000000000000000000000000000
--- a/doc/additional/messageoddness/what_is_a_symbol.pd
+++ /dev/null
@@ -1,129 +0,0 @@
-#N canvas 146 67 812 610 10;
-#X msg 48 49 symbol pie;
-#X msg 67 101 pie;
-#X text 127 49 a symbol;
-#X floatatom 96 297 5 0 0 0 - - -;
-#X symbolatom 144 296 10 0 0 0 - - -;
-#X obj 49 317 bng 15 250 50 0 empty empty bang -6 23 1 12 -262144 -1
--1;
-#X obj 49 273 route bang float symbol list;
-#X obj 96 317 bng 15 250 50 0 empty empty float -4 23 1 12 -262144
--1 -1;
-#X obj 144 317 bng 15 250 50 0 empty empty symbol -12 23 1 12 -262144
--1 -1;
-#X obj 192 317 bng 15 250 50 0 empty empty list -2 23 1 12 -262144
--1 -1;
-#X obj 240 317 bng 15 250 50 0 empty empty undefined -18 23 1 12 -262144
--1 -1;
-#X msg 86 220 lots of pie;
-#X obj 142 538 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 233 538 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X msg 370 96 symbol pie;
-#X msg 387 142 pie;
-#X text 449 96 a symbol;
-#X floatatom 438 299 5 0 0 0 - - -;
-#X symbolatom 504 298 10 0 0 0 - - -;
-#X obj 371 319 bng 15 250 50 0 empty empty bang -6 23 1 12 -262144
--1 -1;
-#X obj 438 319 bng 15 250 50 0 empty empty float -4 23 1 12 -262144
--1 -1;
-#X obj 504 319 bng 15 250 50 0 empty empty symbol -12 23 1 12 -262144
--1 -1;
-#X obj 572 319 bng 15 250 50 0 empty empty list -2 23 1 12 -262144
--1 -1;
-#X text 28 566 [select] requires a atom type selector in order to understand
-the data (the float selector is implied);
-#X text 54 79 [route] says these are not symbols:;
-#X msg 74 121 word;
-#X msg 91 241 is this a list 2?;
-#X text 79 198 [route] says these are not lists:;
-#X msg 82 166 list lots of pie;
-#X text 203 167 a list;
-#X msg 397 161 word;
-#X msg 414 189 list lots of pie;
-#X text 541 189 a list;
-#X msg 415 214 lots of pie;
-#X msg 416 238 is this a list 2?;
-#X msg 474 444 symbol pie;
-#X msg 505 497 pie;
-#X msg 541 497 word;
-#X symbolatom 473 554 10 0 0 0 - - -;
-#X obj 473 571 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X text 616 486 (check Pd Window):;
-#X text 482 474 symbolatom says these are not symbols;
-#X obj 370 275 trigger bang float symbol list anything;
-#X obj 639 319 bng 15 250 50 0 empty empty anything -15 23 1 12 -262144
--1 -1;
-#X text 390 122 [trigger] says these are not symbols:;
-#X text 360 16 The Pd window reports that it 'can only convert "s"
-to "b" or "a"'. So it considers the non-symbols of type "s" since they
-are converted only to "bang" and "anything". But type "s" is not the
-same as "symbol" because the symbol is converted to all of the types.
-;
-#X msg 132 473 element;
-#X msg 140 492 symbol element;
-#X obj 141 517 select element;
-#X obj 71 538 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 119 538 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
--1;
-#X obj 70 517 select 1;
-#X text 190 472 not a symbol or a float;
-#X text 15 444 [select] considers [element( as something other than
-a symbol or a float:;
-#X msg 433 512 bang;
-#X symbolatom 60 417 10 0 0 0 - - -;
-#X msg 60 367 symbol bang;
-#X text 148 368 this is a symbol \, not a bang;
-#X msg 76 390 symbol 5;
-#X text 145 391 this is a blank symbol;
-#X msg 377 365 symbol bang;
-#X text 465 366 this is a symbol \, not a bang;
-#X msg 393 388 symbol 5;
-#X text 462 389 this is a blank symbol;
-#X obj 376 416 print;
-#X connect 0 0 6 0;
-#X connect 1 0 6 0;
-#X connect 3 0 7 0;
-#X connect 4 0 8 0;
-#X connect 6 0 5 0;
-#X connect 6 1 3 0;
-#X connect 6 2 4 0;
-#X connect 6 3 9 0;
-#X connect 6 4 10 0;
-#X connect 11 0 6 0;
-#X connect 14 0 42 0;
-#X connect 15 0 42 0;
-#X connect 17 0 20 0;
-#X connect 18 0 21 0;
-#X connect 25 0 6 0;
-#X connect 26 0 6 0;
-#X connect 28 0 6 0;
-#X connect 30 0 42 0;
-#X connect 31 0 42 0;
-#X connect 33 0 42 0;
-#X connect 34 0 42 0;
-#X connect 35 0 38 0;
-#X connect 36 0 38 0;
-#X connect 37 0 38 0;
-#X connect 38 0 39 0;
-#X connect 42 0 19 0;
-#X connect 42 1 17 0;
-#X connect 42 2 18 0;
-#X connect 42 3 22 0;
-#X connect 42 4 43 0;
-#X connect 46 0 48 0;
-#X connect 46 0 51 0;
-#X connect 47 0 48 0;
-#X connect 48 0 12 0;
-#X connect 48 1 13 0;
-#X connect 51 0 49 0;
-#X connect 51 1 50 0;
-#X connect 54 0 38 0;
-#X connect 56 0 55 0;
-#X connect 58 0 55 0;
-#X connect 60 0 64 0;
-#X connect 62 0 64 0;