For years, and recently in my writings here and elsewhere, I've made the point that GUIs are inefficient and even inferior to the keyboard when input is shared with the keyboard. The iPad will now have the opportunity to prove that a computer like device can be run usefully and happily only on pointing.
Whether Stevie knew it or not, he gets to observe a watershed event with his own money.
Here's a page from the AnandTech Review. I love when I'm right.