The upheavals [of artificial intelligence] can escalate quickly and become scarier and even cataclysmic,” the New York Times tech columnist once wrote. “Imagine how a medical robot, originally programmed to rid cancer, could conclude that the best way to obliterate cancer is to exterminate humans who are genetically prone to the disease.

Advertisers are not thinking radically enough - they look for technology to lead instead of trying the neuroscience approach and thinking about what parts of the brain haven't been activated before. These new experiences bring new capabilities to the brain.

In the Sixties, the hippies said "Make love, not war," and that was naive. But it might be less naive to say "Make music, not war," in the sense that the people who create musical instruments are the same people who make up new weapons.

Back in the 1980s, when the internet was only available to a small number of pioneers, I was often confronted by people who feared that the strange technologies I was working on, like virtual reality, might unleash the demons of human nature. For instance, would people become addicted to virtual reality as if it were a drug? Would they become trapped in it, unable to escape back to the physical world where the rest of us live? Some of the questions were silly, and others were prescient.

Create a website that expresses something about who you are that won't fit into the template available to you on a social networking site.

I'm astonished at how readily a great many people I know, young people, have accepted a reduced economic prospect and limited freedoms in any substantial sense, and basically traded them for being able to screw around online.

The great thing about crummy software is the amount of employment it generates.