Come on. Apple directly markets to the latte set - it's their target audience. It'd be as silly as saying that MS has the best OS because that's what all the high-end gamers use.

Also, on the hardcover thing, we must live in very different areas, because even excluding novels, most books people have lying around are paperbacks and while there are a few hardbacks, they're not used with anything like the regularity of e-readers.