The truth is that info is not all that valuable to Facebook -- they make all their money off of eyeballs. The personal user data they have (status updates, phot

The truth is that info is not all that valuable to Facebook -- they make all their money off of eyeballs. The personal user data they have (status updates, photos, comments) aren't very useful to advertisers. Their most profitable ads are when companies leverage their own proprietary data on the facebook network by connecting their user base to facebook's via cookies and showing you those shoes you were shopping for directly in your facebook feed (without ever caring about your likes!).