iRacing software developer David Tucker talks his experience of adding touch UI to iRacing with Windows* 8 Desktop on an Ultrabook. David wrote touch and tilt test code as part of his development effort. Sample source code for David's touch testing can be found at

<a href="http://software.intel.com/en-us/blogs/2013/03/19/iracing-and-the-ultrabook-integrating-touch-and-tilt-sensor-support-in-a-cutting">link</a>