The big success stories - Facebook, Zynga and Twitter - are leading to investing in ideas on a napkin, because no one wants to miss out on the next big thing.

I think there are four or five interesting pockets where a lot of cool technology companies are getting started. Chicago is one of them. New York is certainly another. Silicon Valley really dominates. And you're seeing some stuff out of Boston and Seattle and down South.

Studying doesn't have to happen in a silo. It can be a social experience. You can engage with your friends and family to find out the answer to a tough question or have someone explain it to you. You can also study anywhere you happen to be and on any device.

I've been part of founding three companies that have gone public. It doesn't seem like a big number, but it's actually a lot.

Think about the way most companies currently hire. You post a job and then get blind resumes in response. This should be a social experience.

I'm going to be in technology for a long time.

My weeks tend to differ pretty dramatically.