I love its mechanical-only design; that really is a piece of musical art. And at 1:30 in the video, it looks like LEGO is used for the encoding pegs (also possi

I love its mechanical-only design; that really is a piece of musical art. And at 1:30 in the video, it looks like LEGO is used for the encoding pegs (also possibly some gears and supports at 1:36). Someone else made an entire version in LEGO [1] [2] but without marbles and playbacking to/covering the original: [1] https://www.youtube.com/watch?v=sP9x3t5HUa4 https://www.youtube.com/watch?v=sP9x3t5HUa4 [2] https://www.youtube.com/watch?v=XCsgpq9e2AE https://www.youtube.com/watch?v=XCsgpq9e2AE