diff --git a/pd/doc/4.data.structures/pd-l2ork/ds-demos/.swp b/pd/doc/4.data.structures/pd-l2ork/ds-demos/.swp
deleted file mode 100644
index bc5bf0c44e96377facbdbb38966b82ca9d4f2d4e..0000000000000000000000000000000000000000
Binary files a/pd/doc/4.data.structures/pd-l2ork/ds-demos/.swp and /dev/null differ
diff --git a/pd/doc/4.data.structures/pd-l2ork/ds-demos/bat-and-ball.pd b/pd/doc/4.data.structures/pd-l2ork/ds-demos/bat-and-ball.pd
index e3d50a2821645ad40955e346a41c6dcf2cf9b159..8d827f9bf38bdd00fb7a6af15b5c09b2b9dea807 100644
--- a/pd/doc/4.data.structures/pd-l2ork/ds-demos/bat-and-ball.pd
+++ b/pd/doc/4.data.structures/pd-l2ork/ds-demos/bat-and-ball.pd
@@ -1,7 +1,7 @@
 #N struct ball-and-bat float x float y;
-#N canvas -9 19 624 562 10;
+#N canvas 0 19 624 562 10;
 #X obj 132 -12 struct ball-and-bat float x float y;
-#X scalar ball-and-bat -79 24 \;;
+#X scalar ball-and-bat -80 40 \;;
 #X obj 132 9 route displace;
 #X obj 132 30 unpack p f;
 #X obj 189 82 t a b;
@@ -28,13 +28,17 @@
 -2.0833 -2.08333 -4.1666 -4.16666 -4.1666 l -2.08334 2.0833 -12.5 -12.5
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-#X msg 65 381 transform translate 590 -1800 rotate 0.57 65 1010 scale
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 #X obj 65 360 loadbang;
 #X obj 250 315 loadbang;
 #X msg 250 336 stroke-width 2;
 #X msg 240 294 transform translate \$1 0;
 #X obj 65 339 draw rect -35 -35 225 205;
+#X msg 432 15 0.57;
+#X obj 432 36 * 180;
+#X obj 432 57 / 3.14;
+#X floatatom 432 78 5 0 0 0 - - -, f 5;
+#X msg 65 381 transform translate 590 -1800 rotate 32.67 65 1010 scale
+2;
 #X connect 0 0 2 0;
 #X connect 2 0 3 0;
 #X connect 3 1 20 0;
@@ -48,17 +52,20 @@ c -11.9306 -11.9304 -20.8335 -27.0833 -29.1667 -35.4167 -4.16667 -4.16666
 #X connect 9 0 10 0;
 #X connect 9 0 17 1;
 #X connect 9 0 19 0;
-#X connect 11 0 26 0;
+#X connect 11 0 25 0;
 #X connect 12 0 11 0;
 #X connect 13 0 17 0;
 #X connect 15 0 16 0;
-#X connect 16 0 27 0;
+#X connect 16 0 26 0;
 #X connect 17 0 18 0;
 #X connect 18 0 11 0;
 #X connect 19 0 13 0;
 #X connect 20 1 4 0;
-#X connect 22 0 21 0;
-#X connect 23 0 22 0;
-#X connect 24 0 25 0;
+#X connect 22 0 31 0;
+#X connect 23 0 24 0;
+#X connect 24 0 14 0;
 #X connect 25 0 14 0;
-#X connect 26 0 14 0;
+#X connect 27 0 28 0;
+#X connect 28 0 29 0;
+#X connect 29 0 30 0;
+#X connect 31 0 21 0;
diff --git a/pd/doc/4.data.structures/pd-l2ork/ds-demos/circlehand.pd b/pd/doc/4.data.structures/pd-l2ork/ds-demos/circlehand.pd
index c5e3f86cfd57f103dae7f30b764aba634924d5d7..42a4dba5750fc55c857bfe6642f6f4343561db6f 100644
--- a/pd/doc/4.data.structures/pd-l2ork/ds-demos/circlehand.pd
+++ b/pd/doc/4.data.structures/pd-l2ork/ds-demos/circlehand.pd
@@ -11,7 +11,6 @@
 #X msg 519 135 transform rotate \$1 320 430;
 #X obj 519 92 pow 2;
 #X msg 518 48 0 \, 1 1000;
-#X obj 519 113 * 1.57;
 #X obj 357 408 loadbang;
 #X msg 357 429 fill blue \, stroke blue \, stroke-width 2 \, fill-opacity
 0.4;
@@ -34,22 +33,23 @@ Raphael.js.;
 control the frame rate using the second argument of [line].;
 #X text 81 383 The original is here:;
 #X obj 81 404 pddp/pddplink http://raphaeljs.com/hand.html;
-#X connect 0 0 21 0;
-#X connect 5 0 17 0;
+#X obj 519 113 * 90;
+#X connect 0 0 20 0;
+#X connect 5 0 16 0;
 #X connect 8 0 2 0;
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-#X connect 10 0 15 0;
-#X connect 11 0 8 0;
-#X connect 12 0 13 0;
-#X connect 13 0 4 0;
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-#X connect 18 0 15 0;
-#X connect 19 0 20 0;
-#X connect 20 0 6 0;
-#X connect 21 0 10 0;
-#X connect 22 0 16 0;
-#X connect 23 0 14 0;
+#X connect 9 0 27 0;
+#X connect 10 0 14 0;
+#X connect 11 0 12 0;
+#X connect 12 0 4 0;
+#X connect 13 0 7 0;
+#X connect 14 0 9 0;
+#X connect 15 0 2 0;
+#X connect 16 0 3 0;
+#X connect 17 0 14 0;
+#X connect 18 0 19 0;
+#X connect 19 0 6 0;
+#X connect 20 0 10 0;
+#X connect 21 0 15 0;
+#X connect 22 0 13 0;
+#X connect 27 0 8 0;
diff --git a/pd/doc/4.data.structures/pd-l2ork/ds-demos/clock.pd b/pd/doc/4.data.structures/pd-l2ork/ds-demos/clock.pd
index 1e713ab89b9e80b2383455667270090f6f789e0d..33ae0a7c3e99fbbd3333842e89ebc8551d8838ec 100644
--- a/pd/doc/4.data.structures/pd-l2ork/ds-demos/clock.pd
+++ b/pd/doc/4.data.structures/pd-l2ork/ds-demos/clock.pd
@@ -15,34 +15,34 @@
 #X msg 391 82 stroke-width 4 \, stroke-linecap 1;
 #X obj 401 381 loadbang;
 #X msg 401 400 stroke "" \, fill gray50;
-#X obj 487 228 tgl 15 0 empty empty Clock! 17 7 0 12 -204786 -1 -1
-1 1;
-#X obj 487 274 f;
-#X obj 537 274 + 1;
-#X obj 537 295 % 60;
-#X obj 487 300 * 2;
-#X obj 487 321 * 3.14159;
-#X obj 487 342 / 60;
-#X msg 487 363 transform rotate \$1;
+#X obj 487 228 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 1
+1;
+#X obj 488 294 f;
+#X obj 538 294 + 1;
+#X obj 538 315 % 60;
+#X msg 488 363 transform rotate \$1;
 #X obj 598 270 draw group;
 #X floatatom 598 228 5 0 0 0 - - -, f 5;
 #X msg 598 249 transform scale \$1 \$1;
 #X obj 488 246 metro 1000;
 #X text 53 15 Wall clock example. There are no subpatches here- this
 is the entire patch!;
+#X obj 488 320 * 6;
+#X text 585 299 <- slightly different from;
+#X text 585 314 the tkpath demo on which;
+#X text 585 329 this is based. It uses;
+#X text 585 344 radians. We use degrees.;
 #X connect 4 0 5 0;
 #X connect 5 0 1 0;
 #X connect 6 0 7 0;
 #X connect 7 0 3 0;
-#X connect 8 0 19 0;
+#X connect 8 0 16 0;
 #X connect 9 0 10 0;
-#X connect 9 0 12 0;
+#X connect 9 0 18 0;
 #X connect 10 0 11 0;
 #X connect 11 0 9 1;
-#X connect 12 0 13 0;
-#X connect 13 0 14 0;
+#X connect 12 0 3 0;
 #X connect 14 0 15 0;
-#X connect 15 0 3 0;
-#X connect 17 0 18 0;
-#X connect 18 0 16 0;
-#X connect 19 0 9 0;
+#X connect 15 0 13 0;
+#X connect 16 0 9 0;
+#X connect 18 0 12 0;
diff --git a/pd/doc/4.data.structures/pd-l2ork/ds-demos/violin.pd b/pd/doc/4.data.structures/pd-l2ork/ds-demos/violin.pd
index 631c20c74fa8338ec9455e573b1a499c4b309d12..b74368bd10e33d0e311d873194e03d69ee53f9d2 100644
--- a/pd/doc/4.data.structures/pd-l2ork/ds-demos/violin.pd
+++ b/pd/doc/4.data.structures/pd-l2ork/ds-demos/violin.pd
@@ -1,10 +1,10 @@
 #N struct violin float x float y;
-#N canvas -9 19 822 670 10;
+#N canvas 0 19 822 670 10;
 #N canvas 482 264 604 438 data 0;
 #N canvas 470 155 450 300 farg 0;
 #X restore 261 52 pd farg;
 #X restore 44 63 pd data;
-#N canvas 264 53 785 608 violin-template 0;
+#N canvas 458 34 785 608 violin-template 0;
 #X msg 614 -165 scalar foo 20 20;
 #X obj 614 -144 s c;
 #X obj 614 -123 namecanvas c;
@@ -346,7 +346,6 @@ c 0.631 -0.071 0.188 0.931 0.96 0.72 c -0.03 -0.601 -0.458 -0.751 0.24
 20.587 304.08 22.32 z;
 #X msg 425 -204 transform rotate \$1 \$2 \$3 scale \$4;
 #X floatatom 425 -310 5 0 0 0 - - -, f 5;
-#X obj 425 -239 pack 0 0 0 0;
 #X floatatom 476 -310 5 0 0 0 - - -, f 5;
 #X obj 476 -289 t b a;
 #X floatatom 526 -310 5 0 0 0 - - -, f 5;
@@ -361,14 +360,8 @@ c 0.631 -0.071 0.188 0.931 0.96 0.72 c -0.03 -0.601 -0.458 -0.751 0.24
 #X obj 871 -135 t b a;
 #X floatatom 921 -156 5 0 0 0 - - -, f 5;
 #X obj 921 -135 t b a;
-#X msg 562 -230 -0.45 59 113 0.5;
 #X obj 986 -122 loadbang;
 #X text 893 -293 1.09 to 142;
-#X msg 888 -86 1.2 16 -392 1.16;
-#X msg 719 -303 1.42;
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-#X floatatom 719 -261 5 0 0 0 - - -, f 5;
-#X obj 776 -201 expr ($f1/127.0 * 0.33) + 1.09;
 #X obj 790 -242 r vsl-snd;
 #X obj 574 -252 loadbang;
 #X obj 425 -177 draw group;
@@ -376,6 +369,18 @@ c 0.631 -0.071 0.188 0.931 0.96 0.72 c -0.03 -0.601 -0.458 -0.751 0.24
 #X obj 663 -346 struct violin float x float y;
 #X msg 770 -61 transform translate 525 250 rotate \$1 16 -392 scale
 1.16;
+#X msg 1006 -286 1.2;
+#X obj 1006 -265 * 180;
+#X obj 1006 -244 / 3.14;
+#X floatatom 1006 -223 5 0 0 0 - - -, f 5;
+#X obj 776 -201 expr (($f1/127.0 * 0.33) + 1.09) * 180 / 3.14;
+#X msg 886 -87 69 16 -392 1.16;
+#X msg 707 -314 -0.45;
+#X obj 707 -293 * 180;
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+#X floatatom 707 -251 5 0 0 0 - - -, f 5;
+#X msg 562 -230 -26 59 113 0.5;
+#X obj 425 -239 pack 0 0 0 0.5;
 #X connect 0 0 1 0;
 #X connect 3 0 4 0;
 #X connect 4 0 69 0;
@@ -421,39 +426,43 @@ c 0.631 -0.071 0.188 0.931 0.96 0.72 c -0.03 -0.601 -0.458 -0.751 0.24
 #X connect 54 0 9 0;
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+#X connect 73 1 105 1;
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+#X connect 75 0 72 0;
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+#X connect 77 1 105 3;
+#X connect 78 0 79 0;
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+#X connect 81 1 79 1;
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+#X connect 83 1 79 2;
+#X connect 84 0 85 0;
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+#X connect 85 1 79 3;
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+#X connect 100 0 101 0;
+#X connect 101 0 102 0;
+#X connect 102 0 103 0;
+#X connect 104 0 70 0;
+#X connect 105 0 70 0;
 #X restore 44 44 pd violin-template;
 #X obj 44 87 r vsl-snd;
 #X obj 64 136 s vsl-rcv;
@@ -470,7 +479,7 @@ c 0.631 -0.071 0.188 0.931 0.96 0.72 c -0.03 -0.601 -0.458 -0.751 0.24
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 #X obj 331 515 * 127;
 #X msg 42 364 set \$1;
 #X obj 102 329 r capo;
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 #X obj 144 45 f;
 #X obj 144 72 + 1;
 #X obj 144 144 t b a;
-#X msg 144 222 \$1;
+#X msg 144 222 \$4;
 #X msg 144 168 0 4 2 5 4 7 5 2;
 #X msg 172 191 set \, adddollar \$1;
 #X obj 192 57 mod 16;
diff --git a/pd/doc/4.data.structures/pd-l2ork/ds-demos/yin-yang.pd b/pd/doc/4.data.structures/pd-l2ork/ds-demos/yin-yang.pd
index eb3dce532fa4d4effc062f5f3c60b6b78a517449..6d06a5b42009d5d09c9ae6760e95be178e8d1ed3 100644
--- a/pd/doc/4.data.structures/pd-l2ork/ds-demos/yin-yang.pd
+++ b/pd/doc/4.data.structures/pd-l2ork/ds-demos/yin-yang.pd
@@ -12,7 +12,7 @@
 #X obj 698 439 - 255;
 #X obj 698 463 abs;
 #X obj 671 341 random 256;
-#X obj 670 294 tgl 15 0 empty empty empty 17 7 0 10 -4034 -1 -1 0 1
+#X obj 670 294 tgl 15 0 empty empty empty 17 7 0 10 -4034 -1 -1 1 1
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 #X obj 671 383 line;
@@ -28,25 +28,23 @@
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 #X floatatom 581 290 5 0 0 0 - - -, f 5;
 #X msg 671 362 \$1 2674;
 #X obj 670 315 metro 2674;
-#X obj 530 453 t a a;
+#X obj 530 433 t a a;
 #X obj 531 508 pack;
-#X obj 554 481 * 0.1;
 #X obj 531 583 draw group;
 #X obj 291 46 loadbang;
 #X obj 291 116 loadbang;
 #X obj 531 46 loadbang;
 #X obj 291 197 loadbang;
 #X obj 581 197 loadbang;
-#N canvas 747 19 529 360 visualization 1;
-#X scalar yin-yang 55 70 13.3687 241.631 \;;
-#X scalar yin-yang 253 52 0 255 \;;
+#N canvas 747 19 609 405 visualization 1;
+#X scalar yin-yang 75 90 23.5303 231.47 \;;
+#X scalar yin-yang 273 72 0 255 \;;
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 #X text 308 290 Click here ->;
 #X msg 763 412 traverse pd-visualization \, next;
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-#X connect 0 0 47 2;
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 #X connect 14 0 3 0;
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 #X connect 16 0 6 0;
 #X connect 17 0 5 0;
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