That's really irrelevant in 2022, since 90% of blockchains are not Proof of Work anymore.
Pop quiz: What will happen first, Ethereum PoS or the year of linux on the desktop?
I’m willing to bet any amount you want up to $30,000 that Ethereum main net is running PoS by Dec 31 of this year.
Like, if we are using the second metric we could even create 1000s of irrelevant PoS coins to pump that baby up.