Feat: UI/UX and ducking compressor

docs/tutorials/randomness.md

@@ -133,6 +133,12 @@ sine s .
 { crash s . } 4 every    ;; crash cymbal every 4th iteration
 ```
 
+`except` is the inverse -- it runs a quotation on all iterations *except* every nth:
+
+```forth
+{ 2 distort } 4 except    ;; distort on all iterations except every 4th
+```
+
 `bjork` and `pbjork` use Bjorklund's algorithm to distribute k hits across n positions as evenly as possible. Classic Euclidean rhythms:
 
 ```forth