ref: e4bb9a810056ed18f4b132631a75693baa716bfc
dir: /examples/_midi.orca/
......................................... .#.MIDI.#................................ ......................................... ................################......... ................#..............#......... .....4C4........#..Channel..1..#......... ...4D104TCDFE...#..Octave...4..#......... .....:04C85.....#..Notes.CDFE..#......... ................#..............#......... ................################......... ......................................... ......................................... .........................................