After the Paris attacks, the the mostly cooled down topic of privacy vs security has come back with a vengeance, with many of the presidential front runners taking stands. It discusses how encrypted services like Twitter can be used as communication methods between terrorists, and where many important figures in the surveillance game, including former CIA director, stand on it.
The Predator is a nickname given to one in a series of unmanned aerial vehicles (UAVs), or pilotless drones, operated by the Pentagon, the CIA and, increasingly, other agencies of the U.S. federal government such as the border patrol. Combat-ready UAVs are used mostly in the Middle East.