Steve Jobs was notoriously blunt about products he found wanting, but his attack on Flash - Adobe's popular technology for playing multimedia content inside a browser - was particularly vicious. Claiming it was buggy and insecure, Jobs banned it from the iPad.

I worry that as the problem-solving power of our technologies increases, our ability to distinguish between important and trivial or even non-existent problems diminishes.

The Egyptian experience suggests that social media can greatly accelerate the death of already dying authoritarian regimes.

Personalization can be very useful in some contexts but very harmful in others. Searching for pizza online, it's probably OK to keep showing the same pizza shop as your No. 1 choice. I don't see any big political consequences out of that.

Much of the real computer talent today is concentrated in the private sector.

This marketization of personal information is a big mistake.

Universities ought to be aware of the degree they would want to accept funding from governments like China to work on, say, face recognition technology.