Deleting Spam From sup Maildirs
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A quirk of the sup email client is that it doesn’t sync back changes like deletes to mail sources. “Deleted” messages are only flagged and hidden from the user.

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Investigating Theme Spam
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If you’re interested in what spammers are up to these days, check out Snarky’s blog post Evil Eval() investigating the obfuscated spam code hidden in the new WordPress theme he downloaded.

I’d be really interested to see how many of the themes on various WordPress sites include function calls like eval, call_user_func, base64_decode, unpack, ord, chr, etc. as an indicator of hidden spam.