Agree, nothing is set in stone.
A good protocol can be ignored for years, but can suddenly catch on for a random reason: nostr:note164gpkkc792mm7le43pytx9vjlgdrmu54cdm3wm4awrvw7mz9c2wqvyg9u3
IMO nostr will sooner or later turn to PoW, so the more methods for using it and buying it, the better.