Arnt Gulbrandsen <arnt(_at_)gulbrandsen(_dot_)priv(_dot_)no> writes:
NNTP was really simple to understand and implement, but that simplicity
is bought at the expense of completeness. For example, IMAP has
UIDVALIDITY while NNTP has a pretense that article numbers never change.
I think you need to find a better example. NNTP has both article numbers
and unique identifiers. (And on a well-run server, article numbers
*don't* ever change.)
--
Russ Allbery (rra(_at_)stanford(_dot_)edu)
<http://www.eyrie.org/~eagle/>