MacWorld: Apple’s new Magic Trackpad lets you perform Multi-Touch gestures on desktop Macs. Like the Magic Mouse, the Magic Trackpad’s system preference pane includes video demonstrations of how to perform each gesture.
We think Apple's Magic Trackpad marks the beginning of the end for Mac OS X. Other reviewers of the Magic Trackpad touched on other subjects.
Engadget: Apple's Magic Trackpad isn't the first of its kind -- in fact, Wacom has been playing this game for awhile -- but it's the first of its kind from the cats in Cupertino, so obviously people take notice.