We heard that Foursquare founders Dennis Crowley and Naveen Selvadurai were going to star in a Gap ad and

When Ping launched in early September, the music social network had one major problem: it wasn’t social. Sure, you can share stuff inside of iTunes, but there was no good way to post the songs you liked to the two big social networks: Facebook and Twitter. The truth is that Ping launched with Facebook Connect integration, but it was only for contact