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

I do my best stuff midmorning and superlate at night, from 1 to 5 in the morning. Some people don't need sleep. I actually do need sleep. I just sleep all the time. I'll catch naps in the afternoon, or I'll take a 20-minute snooze in the office - just all the time. Our business is 24 hours. Our guys in Europe come online at midnight.

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.

The relationship between WordPress and Tumblr has always been pretty friendly: Tumblr's own blog used to be on WP, WordPress.com supports Tumblr as a Publicize option alongside Twitter and Facebook, our Akismet team sends them daily emails of splogs on the service, and there's healthy import and export traffic both ways.

As an entrepreneur making decisions for your company, always go back to your first principles of what's important to you and why you started in the first place.

Usage is like oxygen for ideas.

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.