Apple Discloses Methods for Transitioning Between Mouse-Based and Touch Interfaces
Patently Apple reports on an Apple patent application published earlier this year that discloses how Apple might choose to implement systems for transitioning a single Mac computer between mouse-driven input for Mac OS X and touch-based input...
http://www.macrumors.com/2010/08/23/apple-discloses-methods-for-transitioning-between-mouse-based-and-touch-interfaces/