This is the thing a lot of people don't realise. If you record a 12 hour day, when do you have time to watch it back or publish it? It kind of reminds me of the

This is the thing a lot of people don't realise. If you record a 12 hour day, when do you have time to watch it back or publish it? It kind of reminds me of the guy who wrote down every thought he had for 3 months http://news.bbc.co.uk/1/hi/magazine/3857621.stm http://news.bbc.co.uk/1/hi/magazine/3857621.stm . In the end he couldn't do anything else but write, it's not something anybody could sustain. The reality will probably be that people actually watch back only a small amount and share less than that. The interesting application is a kind of augmented memory, or TiVo for your eyes. In which case it's going to be personal encounters or extremely novel public situations that will get reviewed. The average man on the street doesn't need to worry unless he's riding a unicycle. Charlie Brooker's Black Mirror explored a pretty dark outcome for personal recording devices http://en.wikipedia.org/wiki/Black_Mirror_%28TV_series%29#3._.22The_Entire_History_of_You.22 http://en.wikipedia.org/wiki/Black_Mirror_%28TV_series%29#3.... This seems a more likely danger than privacy invasion, people tend to be egocentric on the whole, they care more about themselves than a random person on the street.