Facebook’s smart glasses could lead to Black Mirror-style privacy concerns

Facebook’s smart glasses ambitions are in the news again. The company has launched a worldwide project dubbed Ego4D to research new uses for smart glasses. In September, Facebook unveiled its Ray-Ban Stories glasses, which have two cameras and three microphones built-in. The glasses capture audio and video so wearers can record their experiences and interactions. The research project aims to add augmented reality features to smart glasses using artificial intelligence technologies that co