Preventing Comment Spam
Google Blog: “From now on, when Google sees the attribute (rel=”nofollow“) on hyperlinks, those links won’t get any credit when we rank websites in our search results.” Fan-tas-tic!
Update: jarango.com is now nofollow-enabled.
Update: There’s an interesting thread going on Webmaster World on some of the unexpected / potentially undesirable side effects of the nofollow attribute.
