Oh come on Jeff, you forgot to buy GPUs for your AI cluster. Such a beginner mistake.

All you needed to do is buy 4x xtx 7900 used on ebay and build a four node raspberry pi cluster using the external GPU setup you've come up with in one of your previous blog posts [0].

[0] https://www.jeffgeerling.com/blog/2024/use-external-gpu-on-r...

More on that soon... ;)