But these financial incentives depend on whether algorithmic improvements will be enough to make do without them.

Yes, it is an interesting feedback loop and I'll tell you... there are a lot more than 3 main contenders in the ring. Looking over the spreadsheet tracking all of this, it is closer to 20. You probably just haven't heard of them, yet.

Yeah, my point is that compute power is seen as a technical obstacle in zkEVMs, whereas it is a feature in PoS.

> there are a lot more than 3 main contenders in the ring

There are. However, if you focus on clost to fully Ethereum-compatible L2 rollups, there are very few of them.