"using the bathroom" will be the least of what they're watching people do. Anyone wearing these glasses (or similar) should know that all of the audio/video picked up by the glasses will be watched and analyzed by others, likely by AI as well. Just like the entire point of facebook is to spy on people and profit from that data, the entire point of these devices is to spy on people in ways that the facebook app doesn't/can't and profit from that data.