The iPad not analogous to a laptop. If you want to read a book, you don't use a laptop. You use a book.<p>Have people tried reading books on the iPod Touch or iPhone? It's awful. Add a diagram or a photo and it's even worse.<p>It struck me how much different the New York Times homepage felt. You have a tactile interaction with the New York Times, <i>as if it were on newsprint</i>.<p>It's a book. With photos. And video. And internet connectivity. Seems extraordinary to me.