Nice point about decentralization being a part of the problem of spam on the email. But, I also guess that we end up on most of this spam lists because we use c

Nice point about decentralization being a part of the problem of spam on the email. But, I also guess that we end up on most of this spam lists because we use centralized services. If we only used decentralized services and emailed only people or organizations we are associated with then I'm sure we'd get fewer spam.