commit - 658c8904c0678f0c8fbfaf4c752bd5fcf43b4d05
commit + 7feee87ca3ff925f86f779cc9e50e989431906c3
blob - 7145a31facd0450aaf59b6a3f648199ea5191aa8
blob + ec4735529d4697773c721996df54b219e2c44fea
--- README
+++ README
@@ -20,6 +20,7 @@ Useful environment variables:
 
  MORSE_SPEED	set output speed in words per minute [24]
  MORSE_PITCH	set sidetone frequency in Hz [550]
+ MORSE_LEVEL	set number of starting characters [4]
 
 
 Tips for learning:
@@ -44,7 +45,9 @@ Tips for learning:
    have to sit in meditation, just do something benign for about 15 minutes to
    give it some room.
  - Begin every session with only the first few characters.
-   It reinforces learning to reiterate old material.
+   It reinforces learning to reiterate old material. You may later increase
+   MORSE_LEVEL *conservatively* if and when the "recap" part of each session
+   takes so long that it impedes progress.
  - Aim to train once every day.
    More than one session per day is said to be unhelpful. Persistence is key.
  - Leaves of absence are fine.