Google’s Sensorvault—coming to one of your cases someday, sooner or later

Today’s New York Times has this very interesting article (complete with some fancy digital demonstrations) about an enormous Google database employees call “Sensorvault,” which “turn[s] the business of tracking cellphone users’ locations into a digital dragnet for law enforcement.” It will not surprise you to learn that the use of the database may help crack cases without leads—or lead to the arrest of innocent people.