Yes, but these are the results of the hack, not the hack itself. OkCupid has a nice thing going but this is not about their software, this is about trends they've picked out of their database of dating profiles.

And it's not like we haven't been here before:

http://news.ycombinator.com/item?id=822782

http://news.ycombinator.com/item?id=803603

http://news.ycombinator.com/item?id=66129