Is there any IMAP extension which would let the client ask the server for an email address corresponding to a particular mailbox?
Sounds like a job for ANNOTATIONS to me ...
<http://www.ietf.org/internet-drafts/draft-ietf-imapext-annotate-08.txt>
You'd still need customized MUA's that read them, though. -- Sebastian Hagedorn PGP key ID: 0x4D105B45 http://www.spinfo.uni-koeln.de/~hgd/
