A vapid thought:

Could Facebook’s “Tag Suggestions” feature finally catalog of all of my photo-bombs? Because I’m not sure I want to know.

A serious thought:

What I do want to know is to what extent and with what frequency Facebook allows law enforcement to use or to access its data repository, particularly given this:

The scope of government-driven biometrics data collection is well-matched by private-sector collection. Facebook, which uses face recognition by default to scan all photos uploaded to its site, states that its users uploaded more than 300 million photos every day in the three months ending on March 31, 2012. And Face.com, which developed Facebook’s face recognition tools and was recently acquired by the company, stated in March that it had indexed 31 billion face images…Private companies are using biometric identification for everything from prevening unauthorized access to computers and corporate facilities to preventing unauthorized access to the gym

Testimony of Jennifer Lynch to the Senate Committee on the Judiciary, Subcommittee on Privacy, Technology, and the Law (July 18, 2012).