The uptake on mobile phones in Africa is phenomenal.

On Twitter, if you want to quote someone else, you say, RT, re-tweet, that person's name, and then what they said before. And it's a way of essentially saying, I'm not saying this, but my friend said this and I thought this was interesting.

When I'm playing with circular saws, I'm offline (though often listening to podcasts) and when I sit in the cabin to read or write, it's wonderful to be offline for a few hours at a time.

Wikipedia is a victory of process over substance.

A world where everyone creates content gets confusing pretty quickly without a good search engine.

Talking about 'stopping globalization' is unrealistic - and probably not what anti-globalization protesters actually want.

Increasingly, I'm inspired by entrepreneurs who run nonprofit organizations that fund themselves, or for-profit organizations that achieve social missions while turning a profit.