There are many disappointing errors in this article that one would expect an author with such prestige to know better.
Friends don't let friends build decentralized content addressible storage on insecure hash functions. Nor do friends try to convince you to use insecure hash functions. Nor do they appeal to authority. They also warn you against signing the output of insecure hashes. Finally they don't bother making argument that it's not worth upgrading today because we might have to upgrade tomorrow too.
I see someone has raised 17 million for a new ai git frontend.