ref: 263aa0e2a5adb40d9807a9ac654f552f66d93988
dir: /examples/_midi.orca/
......................................... .# MIDI #................................ ......................................... ................################......... ................#..............#......... .....4C4........#..Channel..1..#......... ...4D.34TCDFE...#..Octave...4..#......... .....:04E.......#..Notes.CDFE..#......... ................#..............#......... ................################......... ......................................... ......................................... .........................................