A US judge rules an officer's use of Flock to search a car's license plate was a form of "indiscriminate mass surveillance", and violated the Fourth Amendment (Jason Koebler/404 Media)

Jason Koebler / 404 Media : A US judge rules an officer's use of Flock to search a car's license plate was a form of “indiscriminate mass surveillance”, and violated the Fourth Amendment — Flock's nationwide network is quickly “approaching dragnet-type law enforcement practice” and the cop should have got a warrant, the judge wrote.