1. You’ve inferred that the reason the glasses exist is to enable people to harass other people. That’s a very odd conclusion. 2. Where’s the without them knowing? Meta literally designed the hardware so that you do know that you’re being filmed, unlike almost every other camera on the market. 3. You haven’t managed to separate the decisions and accountability of an individual from the tool that they use to execute those decisions. This is a strange way to look at the world. It places inherent moral values into inanimate objects.