You know I'm a committed user of the fediverse, perhaps this post will surprise
you. Still, at some point the truth has to be told, before lying leads to a
catastrophe.
I think I've been present in the fediverse (sometimes hosting a pod of some
software and sometimes not) since
NNTP is hierarchical. Also it’s certainly not more efficient with it’s 7bit MIME header system. And at least all of the docs for AP are in a single spec and not spread to 100 RFCs.