When Steve Jobs toured Xerox PARC and saw computers running the first operating system that used Windows and a mouse, he assumed he was looking at a new way to work a personal computer. He brought the concept back to Cupertino and created the Mac, then Bill Gates followed suit, and the rest is history.

We're living in an economy where productivity is no longer the goal, employment is. That's because, on a very fundamental level, we have pretty much everything we need. America is productive enough that it could probably shelter, feed, educate, and even provide health care for its entire population with just a fraction of us actually working ... Our problem is not that we don't have enough stuff-it's that we don't have enough ways for people to work and prove that they deserve this stuff.

We are looking at a society increasingly dependent on machines, yet decreasingly capable of making or even using them effectively.

We've been taught that the renaissance was one of the great golden ages of civilisation. The renaissance was not a golden age, it was the end of a golden age.

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.

Online advertising may not be much more successful than an old double-barrel, but - like a good spray of buckshot - it makes up for its lack of accuracy with sheer volume. There are 10 unique ads listed with every Gmail message in your queue, each tied to the message content. And a paying sponsor.

In the industrial age and in analog clocks, a minute is some portion of an hour which is some portion of a day. You know, in the digital age, a minute is just a number. It's just 3:23. It's almost this absolute duration that doesn't have a connection to where the sun is or where our day is.