There are good reasons why we don't want everyone to learn nuclear physics, medicine or how financial markets work. Our entire modern project has been about delegating power over us to skilled people who want to do the work and be rewarded accordingly.

As befits Silicon Valley, 'big data' is mostly big hype, but there is one possibility with genuine potential: that it might one day bring loans - and credit histories - to millions of people who currently lack access to them.

Technology changes all the time; human nature hardly ever.

Cyberattacks have become a permanent fixture on the international scene because they have become easy and cheap to launch. Basic computer literacy and a modest budget can go a long way toward invading a country's cyberspace.

I'm active on Twitter, and I love my iPad and my Kindle.

[People] somehow assume that the Internet is going to be the catalyst of change that will push young people into the streets, while in fact it may actually be the new opium for the masses which will keep the same people in their rooms downloading pornography.

Someone ought to publish a book about the doomsayers who keep publishing books about the end of publishing.