If this is an anti-spam measure, I expect it will be about as effective as "no follow" was. There's still plenty of good reasons for spammers to submit crap. RS

If this is an anti-spam measure, I expect it will be about as effective as "no follow" was. There's still plenty of good reasons for spammers to submit crap. RSS and Twitter syndication of links, for example. On the other hand, if the goal is to push HN back into semi-obscurity by making it harder to find, it might work.