Google ... announced a promotion in which people who share interesting ideas about what to do with the device get the chance to become a "Glass Explorer," who can then pre-order a $1,500 prototype. The application deadline is February 27.
I offered up several ideas including one with a simulated picture:
In other words, Glass would offer up semi-transparent views of the pages/content represented by QR codes in magazines, on posters, etc. -- helping to bridge the physical to the virtual world. If you like the idea or some of my other ones, please consider retweeting!