The algorithm presented me with one of these videos and now I’m binging on them. Each video presents an intricate mechanical 3d print.

Some of my favorites so far:

Mechanical 7 Segment Display https://youtu.be/r02oNu5t4Bs

Noodle cup timer https://youtu.be/qg9cYwPFyqs

Marble machine from a reel spring https://youtu.be/--qqFnPk3KM