Just take a look at this application that allows users access to an augmented reality to allow them to better understand the environment that surrounds them; to get rich granular information about buildings and features. One can safely assume this could also include people and businesses.
It's a heads-up display for your world.
Via Faris
More new stuff from Pew about the future of mobile and internet connectivity
Posted by Ed Cotton
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nokia is already working on people. http://research.nokia.com/files/ViViFriendFinder.wmv FXX