http://news.ycombinator.com/item?id=2003377
http://news.ycombinator.com/item?id=2002742 <- This one has lots of comments.
![The World’s Facebook Relationships Visualized [PIC]](http://cdn.mashable.com/wp-content/uploads/2010/12/fb-relationships-full.jpg){kind=link}
http://news.ycombinator.com/item?id=2003377
http://news.ycombinator.com/item?id=2002742 <- This one has lots of comments.