cool ipad/iphone app that let's you check out the festures of the new Volkswagen car. you can play with the specs and take a picture of yourself with the virtual car.
augmented reality app that will superimpose ghost images of the twin towers into the NY skyline. people can then share the image and a story on facebook and twitter.
coke uses facial recognition technology to create facebook posts. users can post comments and pictures to their facebook account just by looking into the device and using their faces as identification
using RFID technology people can share their experiences at amusement parks. a swipe of their wristband will upload videos and let friends know what rides they went on.