Virtual simulations allow post-traumatic stress disorder sufferers to re-experience the events that traumatized them, and then slowly desensitize themselves to their impact through repeated recreations involving not just sight and sound but even smell.

The iPad - contrary to the way most people thought about it - is not a tablet computer running the Apple operating system. It's more like a very big iPhone, running the iPhone operating system.

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.

Occupy Wall Street is meant more as a way of life that spreads through contagion, creates as many questions as it answers, aims to force a reconsideration of the way the nation does business and offers hope to those of us who previously felt alone in our belief that the current economic system is broken.

Your next SMS will probably be around longer, and remain more legible, than your tombstone. For, unlike your tombstone or even your mortal coil, your texts may be worth something.

Files on iTunes - and thus iPods - are incompatible with everything else. Applications on iPhones may only be sold and uploaded through the iPhone store - giving Apple control over everything people put on to the devices they thought they owned.

Unfortunately, for the vast majority of us, a vast majority of the time, we surrender our true autonomy to this illusion of agency. I'm as guilty as anybody, and I write about it in a book. I'm not condemning anybody.