improve composition notes, and create daft number of snippets for easier performance

snippets/p3bass

@@ -0,0 +1,17 @@
+# -*- mode: snippet -*-
+# name: p3bass
+# group: pistonlp
+# key: p3bass
+# expand-env: (yas-indent-line fixed)
+# --
+-- @p3bass
+let v = "i" -- (1) o i
+    c = 1 -- (3) 0
+    b = id -- (2) brak
+    in d'bass $
+       (4 <~) $ every 2 (0.5 <~) $
+       slow 4 . b $
+       rev . chop 16 $
+       bassP $ n "[0 1]/2" # s "${1:dubb}"
+       # cut c
+       # vowel v