Let's move this thread to some place where people love to talk about spam:
http://www.claws-and-paws.com/spam-l/spam-l.html -- spam-l list for
spam prevention and discussion
http://www.abuse.net/spamtools.html -- spam tools list for software
tools that detect spam
net.admin.net-abuse.email | net.admin.net-abuse.usenet -- usenet lists