As smart glasses become more mainstream, such as Metaâs Ray Ban models, itâs getting harder to tell when someone might be secretly recording video in public. Thatâs where a new smartphone app called Nearby Glasses comes in. The app scans Bluetooth signals and alerts users when they may be in the presence of smart glasses. These glasses can look like an ordinary pair of frames but are packed with a shocking amount of tech, like speakers, microphones, AI features, and discreet cameras....