cloudflare running SMTP relays for your own mail system, in both directions, doing spam filtering, etc, could be valuable. argo, edge workers, etc could all be

cloudflare running SMTP relays for your own mail system, in both directions, doing spam filtering, etc, could be valuable. argo, edge workers, etc could all be useful in an email environment. most everyone is already convinced you can't run a mail server yourself, so perhaps the haters wouldn't think that cloudflare is ruining anything by getting involved in mail?