No, they're able to detect that the LED light has been covered and will refuse to record. There's users who have taken them apart to try to disable the LED but that's not something most users will do, is likely to break the glasses.
I live in China, and the only building I know that has more than six floors but no elevator is in Chongqing, because it has another walk-in entry in the middle. The vertical distance between the entry and the destination is still fewer than six floors.
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