Intel has created a concept tablet device with a slide up and tilt screen that would make a great Mac tablet. This is about the right size too. With Apple's touch technology, this would be a homerun device. Much better than the new netbooks, which are all the rage.
Link --> http://www.engadget.com/2008/08/20/intels-urbanmax-concept-device-demonstrated-on-video/
Link --> http://www.engadget.com/2008/08/20/intels-urbanmax-concept-device-demonstrated-on-video/