Microsoft exec Larry "Major Nelson" tweeted out this melding of Kinect and commerce earlier today. Nelson is likely proud of the execution here, since it shows the flexibility of the company's motion-sensing camera in a non-gaming setting.
But me? All I can think of is how utterly disturbing it would be if a mannequin in the men's sportswear section started mimicking me while I was trying on a jacket. And if it were a plastic simulacrum of a man that could do the moonwalk? Brrr.