Get the audio track "Marble Machine" by Wintergatan: https://wintergatan.bandcamp.com/track/marble-machine Marble Machine built and composed by Martin Molin ...
The Wintergatan Marble Machine is a beautiful, beautiful, amazing mental thing.
A hand-cranked box of extreme musical imagination and engineering skill, conceived, built and played by Swedish musician Martin Molin
This is quite a nice article about it.
Music and Marble Machine composed and built by Martin Molin Filmed and Edited by Hannes Knutsson Video where i am making the 128 teeth programming wheel gear...
If, like me, you NEED to know more about this, here’s Martin explaining how it works.
And you can check out what other amazing things he’s up to here.