ref: d6ffb115fe1df21fe6dafc0d9582029b4d2203be
dir: /examples/_midi.orca/
......................................... .# MIDI #................................ ......................................... ................################......... ................#..............#......... .....4C4........#..Channel..1..#......... ...4D.34TCDFE...#..Octave...4..#......... .....:04E.......#..Notes.CDFE..#......... ................#..............#......... ................################......... ......................................... ......................................... .........................................