To his friends, it was "that weird MIDI thing." To Leo, it was a key to a universe.
He hit play.
He leaned into the monitor. The phosphor glow etched green and purple afterimages onto his retinas. In the mixer view, each of the 16 MIDI channels stared back at him: a series of cryptic patch numbers—49 for strings, 61 for French horn, 119 for "Synth Drum." He right-clicked a track. A menu cascaded open: Edit Event List .