Since the video cameras were made, people have known that they're being taped. You know that almost all buildings have security cameras, or that they're being taped by a tourist, weather they know it or not. The public is just not seeing the full picture, I could honestly, before Glass came out, recorded people with a camcorder or security camera. Also... If people are worried about others seeing how they act in public, then they need to fix how they're acting. A picture can mean a thousand words, but a video be chapters of your life. Choose how you want to have your book written, don't make bad decisions.