I employ a zero tolerance policy against comment spamming. Comment spam is not welcome here. They are fairly easy to detect, and any comment spam will be submitted to Akismet for blocking.
I do SEO and I know comment spam when I see one. Comment moderation is disabled on purpose, so that I can catch spammers and spam-block their ass. So think twice before spamming my blog.
Here is a screenshot of my latest catch for the day:
Good riddance!