Saw a demonstration video of this several years ago but can't find it. they had it on display in a museum and it was a self-playing instrument, I wanna say it was similar to an accordion? but maybe something else
Saw a demonstration video of this several years ago but can't find it. they had it on display in a museum and it was a self-playing instrument, I wanna say it was similar to an accordion? but maybe something else
I found YouTube links in your comment. Here are links to the same videos on alternative frontends that protect your privacy:
Link 1:
Link 2:
Link 3: