It's not even that. It's that "centralization is more efficient" is a big fat lie. If you look at the "centralized systems" they're... not actually technologically centralized, they're really just a monopolist that internally implements a distributed system.
How do you think Google or Cloudflare actually work? One big server in San Francisco that runs the whole world, or lots of servers distributed all over?
It's not even that. It's that "centralization is more efficient" is a big fat lie. If you look at the "centralized systems" they're... not actually technologically centralized, they're really just a monopolist that internally implements a distributed system.
How do you think Google or Cloudflare actually work? One big server in San Francisco that runs the whole world, or lots of servers distributed all over?