Is this the future of the mouse, or just a gimic from Apple? Only time will tell . . .
http://www.apple.com/mightymouse/
"Meet the mouse that reinvented the wheel. The scroll wheel, that is. Mighty Mouse features the revolutionary Scroll Ball that lets you move anywhere inside a document, without lifting a finger. And with touch-sensitive technology concealed under the seamless top shell, you get the programability of a four-button mouse in a single-button design. Click, roll, squeeze and scroll"