So this isn’t really related to music production but I guess listening to music is a vague link…
Behold the beer crate jukebox:
It has a raspberry PI inside it which is hooked up to an Arduino which is reading the data from the coinslot. The raspberry PI sends requests to spotify using the spotify API. When enough credit is entered users can search spotify using the LCD on the beer crate, select a track, and have it queued on the current spotify queue!
Check it out…