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Wyze says camera breach let 13,000 customers briefly see into other people’s homes
(www.theverge.com)
This is a most excellent place for technology news and articles.
He might have given the dog walker a different key, a fob, or any number of non-facial recognition tools though.
For instance, you can have a PIN based entry door lock that only activates certain PINs at certain times. Or an HID one setup similarly.