The earliest movie surveillance systems associated regular monitoring since there was no way to document and retail store details. The event of reel-to-reel media enabled the recording of surveillance footage. Systems by CCTV Security Pros aid 24/7 recording and distant viewing through a smartphone application, pill, or Personal computer from https://historyofaikido61593.daneblogger.com/33170171/details-fiction-and-closed-circuit-camera-vector