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This App Warns You if Someone Is Wearing Smart Glasses Nearby - 404media
(www.404media.co)
This is a most excellent place for technology news and articles.
It still isn't OK.
It is just that the technology became so small, you can't differentiate with regular sunglasses anymore.
I mean you kind of still can. Wire frame sunglasses are still too small to have recording hardware.
They should be only with transparent plastic a flashing LED that signals CREEP in morse.