“Experts in Europe warn that these devices are used to record strangers without their consent, possibly breaching EU law.”
“A small LED light is designed to indicate when recording is taking place, but RTBF's investigators found that tutorials explaining how to conceal the indicator are abundant and easily accessible online.”
Sometimes I have a hard time deciding who I despise more, parasite Mark Zuckerberg or its witless hosts who keep using its products—yes, Zuck's pronoun is it. Ban Ray-Ban, for frick's sake.
That's for audio, not video, but it does bring up a point - do these glasses record audio? Because that could be a legal defense in a two party consent state. It would essentially make it illegal in two party states. It also depends on whether audio in public is protected at all, the way video is.