Tangential: Usagi Electric plays Doom on a Bendix G-15:

https://www.youtube.com/watch?v=no0CkQk7id0

Also very tangentially related... I remember the first time I heard a real recorded music (not a chiptune) playing from a computer. It was on my Commodore 64, at home, in 1986: I had a copy of a floppy disk with a partial recording of the song Kung-Fu Fighting.

It looked (and sounded) like this:

https://youtu.be/-rN-Mwblqbw

I don't know who made that nor why but that disk spread like wildfire: we were all making copies of it and it felt like we were living in the future.