To offer a quick update on the trackback/comment spam attack I reported on yesterday, the attack is continuing in earnest today but things seem to be much more under control now.
reCAPTCHA is still holding the comment spam at bay and I have swapped out Akismet for Defensio in hopes of reducing the number of trackbacks [...]

I would like to take an aside and delve into a related topic that has been on my mind for the past few months: Comment spam.
Though it doesn’t have much to do with content theft, I have several reasons for wanting to cover this. First many of the RSS scrapers and spam bloggers also use [...]