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by dontbenebby 2537 days ago
But elevator operators also served as security - they knew the occupants and could spot trouble. CCTV can be forwarded to the police after a crime but it can't say "Hey, I haven't seen you before, what unit are you in again?"
1 comments

There’s a good parallel there. In a modern building, there may be a single guard in the lobby checking for badges, as well as RFID access control in each car. Similarly, most self-checkout arrangements have one cashier monitoring 4 or more self-service stations.