> we have email, but the MS/Google duopoloy has effectively unfederated that, with their inscrutable block lists and nonexistent appeals processes, allegedly in

> we have email, but the MS/Google duopoloy has effectively unfederated that, with their inscrutable block lists and nonexistent appeals processes, allegedly in order to protect you from spam. How much of a problem is personal (!) email being dropped for reasons other than the recipient account not existing realistically?