in practice, there's a difference between "our SREs and management promise to not change anything" and "it would cost x billion dollars to replace this record with a different one, based on previous attacks we've observed"
> So while it’s nice that I’m able to host my own email, that’s also the reason why my email isn’t end-to-end encrypted, and probably never will be. By contrast, WhatsApp was able to introduce end-to-end encryption to over a billion users with a single software update. So long as federation means stasis while centralization means movement, federated protocols are going to have trouble existing in a software climate that demands movement as it does today.
i wonder which pieces we are missing to get to your theoretical world of increased efficiency.