New submitter FarnsworthG
writes A news story about the capture of a kidnapper mentioned that he was caught because a car dealer had secretly installed a GPS device on his car. Apparently this is becoming common for "buy-here-pay-here" dealers. The devices are sold by Spireon, among many others. Raises interesting privacy questions.
FarnsworthG also points to this Jalopnik article condemning the practice
, when it's done without disclosure. The kidnapping itself, of Philadelphia nursing assistant Carlesha Freeland-Gaither, was captured by a surveillance camera