The article would indicate that portable computing devices don't need to have full functionality anymore.
The iPad, while not a huge iPod Touch is more like a souped up huge iPod Touch. If an iPod Touch had a faster CPU what could the iPad do that it couldn't? After all they do run the same OS.
More significantly the iPad could lead the way away from the mouse and to a gesture pad for desktops.
Well, its like I say when I sell Ipads to my customers....
Think of this as a suitcase. Now, when you pack a suitcase for a vacation or to go somewhere, you don't take your whole closet do you? No, you take only the things you know your going to need with you, and some things you can have for fun.
Its not for everyone, no. but think of the possibilities....colleges and schools are buying these in bulk for their students....its going to revolutionize textbooks.