Link to CNET-S Photogallery: Hands on with Microsoft's touch interface
Article from 10/20/08, by Ina Fried: "Microsoft aims to get more touchy-feely"
Food for thought:
"While a child using Surface for the first time will tend to use his or her whole hand to interact with objects, adults learn to use just a fingertip because they quickly realize that essentially the computer is only recognizing a single point for each "touch." "
CNET video about Microsoft's surface - tabletop computing: