compressed pop3 ... ?

[Craig Ringer]

>>An odd question, maybe ... but is there a way of setting up POP3 to accept
>>a compressed connection?  and/or any mail readers that support such?
> 
> TLS can do compression in addition to encryption, though I'm unsure how
> widely implemented it is.
> 
> http://www.ietf.org/internet-drafts/draft-ietf-tls-compression-05.txt
> 
> There isn't really POP3-specific compression though.

You may well be able to use a VPN with compression - an ssh tunnel, 
compressed IPSec link, ppp compression, etc.

Craig Ringer