On 3 March 2016 at 14:39, Andy Bradford <amb-open...@bradfords.org> wrote: > Thus said Gilles Chehade on Thu, 03 Mar 2016 10:14:48 +0100: > >> Who should get mail for foo-bar@ ? > > The MTA will decide who will get foo-bar@.
How? A /dev/mind RPC? :-) >> This just doesn't happen with + because: > > It also doesn't happen with an MTA that can figure these things out. So, how would it figure it out? And what happens if a "conflicting" user gets created after a mail was sent, but before it was delivered? "This behaviour is undefined"? C.