1 sat \ 0 replies \ @zuspotirko 22 Feb 2022 freebie \ parent \ on: How Ethereum's PoS would be taken over by exchanges bitcoin
Correct, mining could theoretically become a shitshow. And it would only take a conspiracy of a few pools to have 90% hashing power.
But don't forget that pools consist of individual miners that would sanction this kind of centralization because it is in their own self interest.