Crypto bros ruin every single thing they touch.
(Edit: Not anymore, obviously!)
Ethereum switched to plutocracy, I mean proof-of-stake, years ago.
It probably helps that NVIDIA is underpinned by technical competence and their products have some basic utility outside of the bubble we are currently in.
I don't think anyone else was really trying that back then, except maybe Sony with their Cell processors in PS2s (but that was never really popular aside from a limited few supercomputing experiments).