pianobooster(6) on Linux
The text c07151f78d3d, as Debian 10 (Buster), Debian 9 (Stretch) shipped it.
learn the piano just by playing a game
Flags it lists
-
--Xnote-length -
--debug -
--help -
--lights -
--log -
--midi-input-dump -
--quick-start -
--version -
-d -
-h -
-l -
-q -
-v