ref: d7ce9738297dcea08793e6308b2cea8060b7840c
dir: /examples/_midi.orca/
......................................... .#.MIDI.#................................ ......................................... ................################......... ................#..............#......... .....4C4........#..Channel..1..#......... ...4D104TCDFE...#..Octave...4..#......... .....:04C85.....#..Notes.CDFE..#......... ................#..............#......... ................################......... ......................................... ......................................... .........................................