text_combined: anthonyinterlinkcomau anthony baxter note header names case insensitive ones different mimeversion similarly headers list ignoring case may may help thats experiment decide plausible case significant eg particular spam mailing package generates unusual case particular clueless spammer misconfigures package found made difference testing brilliance anthonys count scheme requires thought cant fooled header lines evenly distributed across spam ham turn worthless indicators prob near 05 harm zactly started clever clever things always stuff found stupid rock beats smart scissors every time anthony baxter never late happy childhood sat 07 sep 2002 133851 1000 spambayes test sets