I give it a year or 3 before the government issues a secret order to Facebook to hand over all photos and photo tag records. Facebook already has the data requi

I give it a year or 3 before the government issues a secret order to Facebook to hand over all photos and photo tag records. Facebook already has the data required to match a huge number of faces with their names, addresses, likes, interests, political and religious leanings, and everything else. Sure, the project is just for known criminals now, but it'd be fairly straightforward to start tracking a large portion of the world.