camera and audio are off
A webcam and a pair of hands is the whole instrument. Your left hand chooses the chord, your right hand shapes it.
Video never leaves your device — hand tracking runs locally in the browser.
Each lane plays a built-in sound until you load a file — then your sample replaces it. Nothing is uploaded; the file is decoded in the browser.
Closed fist = silence.
If the hands read backwards, tick Swap hands — camera drivers disagree about mirroring.