> And surely workplaces will ban these?

For all but the most security-conscious companies, that ship has probably sailed. Bringing a camera into many companies used to be an exercise involving forms, approvals, and so forth. Now everyone has camera, video, and audio recording in their pocket.

To those around you, there is a big difference between having a video recording device in your pocket compared to on your head. I would personally feel pretty uncomfortable if someone pulled up to the next stall in the workplace bathroom with these on