The video from yesterday's standing-room-only conference at MIT on Spam-busting has been converted to a series of Real video-files. Oliver Schmelzle has posted timecode-indices for the different speakers, so you can jump right to the talk you want to hear:
Session 1
0:00:30, Teodor Zlatanov, spam.el Maintainer, "Gnus vs. Spam"
0:10:00, Bill Yerazunis, MERL, "Sparse Binary Polynomial Hash Message Filtering and The CRM114 Discriminator"
0:32:30, Jason Rennie, MIT AI Lab, "Adaptive Spam Filtering"
0:52:00, John Graham-Cumming, POPFile, "The Spammers' Compendium"
(Thanks, Oliver!)