It only sounds while a sandbag is on the key. Each one runs out of sand in 12 hours. If every bag runs out, it ends for good.
Tap anywhere to hear it.
The eight notes are the chord sounding in John Cage's Organ²/ASLSP in Halberstadt since 5 August 2026 (2001 to 2640). A sandbag keeps only your country. Built by Vynce.