He put a piece of tape over it, also wrote a phone# on it..
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.Get it?

Thief rips off the tape.. natch; now your Find Me chops likely can Use that camera.
(and these guys weren't even claiming any knowledge of The Lore. :-) Neat, eh?

(Ackshully I know not How Find Me might work on a desktop,) less'n the thief is a geek and has n-Devices, Clouds etc. all chattering at each other.

Hmmm, maybe EZ in Sierra-which-I-can't-run. Ah well, What me worry?