Computer science inverts the normal. In normal science, you're given a world, and your job is to find out the rules. In computer science, you give the computer the rules, and it creates the world.
Steve was perfectly aware of the Dynabook. That was one of the reasons he wanted me to come to Apple.
I've been a Fellow in a number of companies: Xerox, Apple, Disney, HP. There are certain similarities because all the Fellows programs were derived from IBM's, which itself was derived from the MIT 'Institute Professor' program.
Because people don't understand what computing is about, they think they have it in the iPhone, and that illusion is as bad as the illusion that 'Guitar Hero' is the same as a real guitar.
In the commercial world, you have this problem that the amount of research you can do in a company is based on how well your current business is going, whereas there actually should be an inverse relationship: when things are going worse, you should do more research.