The market may never coalesce around one basic design, or even around two or three dominant devices.

Books were rare,expensive, time-consuming to create and copy, and difficult to transport. That is why collections ofprint-based books developed around centers of religious belief, learning, and wealth. It was cheaper andeasier for people to come to the collection than for the collection, or parts of the collection, to go to thepeople.

The delivery and presentation media are important, and each format has its advantages and disadvantages, but ultimately I just want to read what I want to read, when and where I want.

The 10 or 12 artists I have known really well all my life are at least as competitive as professional athletes. They may express it in slightly different terms, but you look at the Jackson Pollocks et al., and they are as interested in wall space in the galleries as Joe Montana is in the percentage of completed passes. So the notion that symphonic conducting, or stage play, or pure art, is not a competitive business is real bullshit.

Authors and publishers want fair compensation and a means of protecting content through digital rights management. Vendors and technology companies want new markets for e-book reading devices and other hardware. End-users most of all want a wide range and generous amount of high-quality content for free or at reasonable costs. Like end-users, libraries want quality, quantity, economy, and variety as well as flexible business models.

Today brands are everything, and all kinds of products and services - from accounting firms to sneaker makers to restaurants - are figuring out how to transcend the narrow boundaries of their categories and become a brand surrounded by a Tommy Hilfiger-like buzz.

Business is about people. It's about passion. It's about bold ideas, bold small ideas or bold large ideas.