Stingrays? Celldar? Anonymous snitch lines...... Lawbreakin'? Ya think??

Watchin' dat azz, but NOTHING like celldar... https://www.theguardian.com/us-news/2016/aug/26/stingray-oakland-police-fbi-surveillance

Don't know about passive cellular radar (celldar), read the Operation Setup documents for info@ http://undergroundrecords.org/sound