Google Cans Comment Spam

Comment spam is in many ways even more annoying than regular email spam, since you generally have to do more than just hit the delete button to get rid of it. Its defining characteristic is that spammers abuse websites where the public can add content (blogs, wikis, forums, and even top referrer lists) to increase their own ranking in search engines. It seems, however, that the days of content spam are numbered: today Google announced that, in partnership with MSN Search, Yahoo! and major blogware companies, that they have implemented a way to block content spam. There is a MovableType plugin available to take advantage of the change