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2023-07-02 16:43:29
in reply to

BenGWeeks on Nostr: CCTV cameras use IR to illuminate a persons face at night. By blocking/reflecting IR ...

CCTV cameras use IR to illuminate a persons face at night. By blocking/reflecting IR the camera just sees glare and can’t do facial recognition.
Author Public Key
npub1jutptdc2m8kgjmudtws095qk2tcale0eemvp4j2xnjnl4nh6669slrf04x