That's the electronics equivalent of sticking a jet engine in a Cessna, very nice! I really love this kind of hack, instead of ending up in the landfill someone has a ton of fun, learns a lot and breathes new life into a bunch of old hardware. Obviously it's not going to be able to hold its own against modern hardware but who cares, as long as itches get scratched it's all in the game. If you look at crate upon crate…
https://www.ronpatrickstuff.com/
(Actually, I suspect you've probably seen this -- a while back. But, like me, it may be a pleasant little memory, along with the one of that fellow with one in his shed for cooling beers.)