It feels as if ever since the iPhone was released, the Macintosh computer has become just another leverage point in this other operating system's marketing plan.

I went to Cal Arts and AFI, and I worked on 'Bonfire Of The Vanities.' I got this grant from the Academy to be Brian De Palma's apprentice director. And it was such a harrowing, disillusioning, awful experience.

Since the 1960s, mainstream media has searched out and co-opted the most authentic things it could find in youth culture, whether that was psychedelic culture, anti-war culture, blue jeans culture. Eventually heavy metal culture, rap culture, electronica - they'll look for it and then market it back to kids at the mall.

Beyond the hype, style, and speculation, the truth is that the iPad is really just another tablet device. A really big PDA, where a touchscreen does what a laptop's keyboard used to do.

Google did a great job hacking the Web to create search - and then monetizing search with advertising. And Apple did a great job humanizing hardware and software so that formerly daunting computers and applications could become consumer-friendly devices - even a lifestyle brand.

As Apple continues to release new styles of netbooks, laptops, and even desktops with untold movie-watching and game-playing capabilities, I wouldn't be surprised to see the iPhone operating system running on them - and the Macintosh eventually becoming a thing of the past.

The function of a book is to provide a reading experience.