"How are we going to communicate with this? We don't want to carry around a mouse, so what are we going to do?
Oh, a stylus, right? We're going to use a stylus? No.
Who wants a stylus? You have to get them, put them away, you lose them, yuck. So let's not use a stylus.
We're going to use the best pointing device in the world; a pointing device that we're all born with - we're born with ten of them. We're going to use our fingers. We're going to touch it with our fingers. And we have invented a new technology called multi-touch..."