What you are actually hearing on this video, for those not familiar with stepper motors, is the frequencies of the pulses that move the different motors. It takes a weeee bit of programming to get it to play correctly. Nicely done!Ok, here is one only a real geek would enjoy. Welcome to stepper motor music.
War Pigs is another one. I have no idea who made the video for this. It looks like a video game, but I have no idea. It's very well done. Like, professional artistry type of well done.always makes me feel the same way; angry, sad ... wars are bullsh****