Surprised I haven't seen this crowd mentioned here before: www.virtualmda.com basically they pay individuals $usd1.00 per hour they leave their PC available as a SPAM relay - at ~$8700 a year, that's going to be VERY tempting for lots of people. Maybe time for blanket blocks on TCP25? There's some talk about it on /. http://yro.slashdot.org/yro/04/04/14/1415217.shtml?tid=111&tid=126&tid=95&ti d=98&tid=99