Jessa of Hyperbolium created a visual MIDI piano score that plays a unique sound for each state in the United States.
Musician GLASYS quite ingeniously draws live MIDI computer art on his computer while performing on a piano or keyboard.
Japanese musician Ichika Nito showcased his incredible talent on a Casio DG-20 Digital Guitar with an onboard MIDI synthesizer.
Love Hulten created The Doodlestation, a synthesizer station that features an animated Doodles NFT character who vomits rainbows.
Musician Nathan Shepherd of Good Future Music performed the 50 Cent song "In Da Club" in the very recognizable style of Led Zeppelin.
Engineer and musician Vladimir Demin created an incredible robotic self-player for acoustic guitar that can perform songs upon command.
Mark Rober built a self-playing transparent piano that speaks English and can play "Rush E", an extremely difficult piano song.
"The Hydra" by Steve Vai is a triple neck instrument with a 12-string, a half-fretless bass, a seven-string guitar, and an electric harp.