We might have no choice at some point (like the choice will be made for us, by the planet), at the rate we're going. But that being said, I think there are big

We might have no choice at some point (like the choice will be made for us, by the planet), at the rate we're going. But that being said, I think there are bigger fish to fry than bitcoin in that department right now. And besides, if Proof-of-Stake becomes viable and desirable enough, they'll adopt it into Bitcoin's protocol, or some other Proof-of-Stake coin will eventually take over. Maybe it'll be Ethereum once it switches. Or something else. And then this will be a non-issue.