No, GMAIL is not simply subject based. I guess it uses the Message-Id: that is part of an SMTP header.
2008/12/13 Phil Smith III <li...@akphs.com> > Rob van der Heij wrote: > >And also the opposite: folks who send a fresh note and just mimic the > >subject header. Probably because they use different mail agents for > >receiving and sending. But it forks the discussion and creates two > >threads with further responses landing in either thread. Annoying too. > > Like this one, which is that way because I get the list digested. Not much > choice then. > > The irony is that 99.44% of folks don't use, have never used, and have > never heard of a threaded newsreader, and don't know how it would do such a > thing other than via the Subject: (which I think is how GMail does it? Not > sure, haven't tinkered), so they don't even understand this discussion. > (Hint: It's another header, one your mail client doesn't show you.) > > ...phsiii > -- Kris Buelens, IBM Belgium, VM customer support
