Ted Selker's description of the invention of the TrackPoint, as told to Bill Buxton, goes into a lot more detail about the path to product and the technical cha

Ted Selker's description of the invention of the TrackPoint, as told to Bill Buxton, goes into a lot more detail about the path to product and the technical challenges overcome. https://www.microsoft.com/buxtoncollection/detail.aspx?id=60 https://www.microsoft.com/buxtoncollection/detail.aspx?id=60