The biggest motivation is not the money but the impact.

Technology is closing the gap between what one can imagine and what one can do and as a result the equality of opportunity is unmatched in human history.

If you're not embarrassed when you ship your first version, you waited too long.

I'm an investor in MakerBot, which is a good example of the 'thingiverse'. The idea of applying collaboration and rapid iteration to things that we interact with and hold in our hands everyday is super revolutionary.

One of the things I've been working on for the past few months is a radical simplification of the interface.

Simperium seems like a genuine utility for our own apps, and for other people as a service. And Simplenote, as a product, I love, and it's just darn handy.

Twitter is the ultimate service for the mobile age. Its simplification and constraint of the publishing medium to 140 characters is perfectly complementary to a mobile experience. People still need longer stuff, but they see the headline on Twitter or Facebook.