I'm quite bullish. We're coming up on year 15 of a flat stock market. Historically that's a pretty good sign. So I'm not a hedge-fund manager but if I was I think I'd be feeling pretty good.

Every kid coming out of Harvard, every kid coming out of school now thinks he can be the next Mark Zuckerberg, and with these new technologies like cloud computing, he actually has a shot.

Companies in every industry need to assume that a software revolution is coming.

There will be certain points of time when everything collides together and reaches critical mass around a new concept or a new thing that ends up being hugely relevant to a high percentage of people or businesses. But it's really really hard to predict those. I don't believe anyone can.

I love digital books. And I actually started digital-first publishing back in 2005.

The Tunisian blogger and activist Sami Ben Gharbia has written passionately about how U.S. government involvement in grassroots digital spaces can endanger those who are already vulnerable to accusations by nasty regimes of acting as foreign agents.

You know you don't want to see somebody in that kind of position to the point where they're actually putting out a cry for help on social media. That's not a good place to be in.

When it became clear that I wasn't going to have the opportunity to do any work on VR while at id software, I decided to not renew my contract.