It's an interesting link, but I fail to see how this really belongs here. If I wanted to view this, I would go to reddit. If I come here, I'd enjoy to read "hacker news" related articles.
Those are people's opinions and should be treated as such. Here's an article with some research behind it:<p><a href="http://nymag.com/print/?/news/features/27840/" rel="nofollow">http://nymag.com/print/?/news/features/27840/</a>