Combining facial recognition, social networking and mobile devices, a company called TAT (which stands for The Astonishing Tribe, apparently) has developed a mobile application called AugmentedID.
The idea is that you choose which services surround you at any one time, and then using a camera phone, people can view those services. "Modifying your augmented ID is easier than fixing your hair in real life!" says the company.
Judge for yourself, by watching the video above.