Larry Larsen from on10.net recently did a more in depth article on Microsoft's new product.
Here is some of what he said,
"About a year ago I gave a presentation to a group of journalists about gadgets of the future and showed a video about a theoretical multi-touch computing system. When asked when we would see something like that in the wild, I optimistically ballparked 5-7 years. You can imagine my surprise when I walked into a room at Microsoft and found a fully functioning Microsoft Surface Computer (more than one, actually.)"
To read more and see a video, click on the link.