Things don't have to change the world to be important.
The reason that Apple is able to create products like the iPad is because we've always tried to be at the intersection of technology and the liberal arts.
The engineering is long gone in most PC companies. In the consumer electronics companies, they don't understand the software parts of it. And so you really can't make the products that you can make at Apple anywhere else right now. Apple's the only company that has everything under one roof.
We want to reinvent the phone. What's the killer app? The killer app is making calls! It's amazing how hard it is to make calls on most phones. We want to let you use contacts like never before - sync your iPhone with your PC or mac.