Computerworld: Usenix: 'Arms race' between spammers, spam filters under way

Computerworld: Usenix: 'Arms race' between spammers, spam filters under way- Classifying e-mail as "good" or "junk" before it's sent to be scanned by spam filters could speed up the delivery of legitimate e-mail, according to a paper presented today at the 2004 Usenix Annual Technical Conference.