"Researchers and security companies are developing cameras that not only watch the world but also interpret what they see. Soon, some cameras may be able to find unattended bags at airports, guess your height or analyze the way you walk to see if you are hiding something..... "If you think of the camera as your eye, we are using computer programs as your brain", said Patty Gillespie, Army Research Laboratory in Adelphi, Md. Today, the military funds much of the smart-surveillance research." Associated Press, msnbc