Seens the /var/spool/input folder is getting larger by the minute.
Seems most of it is stuff like this:
143P Received: from mail by web.mydomain.com with local (Exim 4.60)
id 1GFUJQ-0001fe-6G
for
[email protected]; Tue, 22 Aug 2006 07:20:52 -0400
061 X-Failed-Recipients...