You can have successful teams where people hate but deeply respect each other; the opposite (love but not respect among team members) is a recipe for disaster.

I have this massive notebook called IDEAS and another one called PERSONAL IDEAS and another one called CRAZY IDEAS.

The world is now awash in data and we can see consumers in a lot clearer ways.

PayPal once rejected a candidate who aced all the engineering tests because for fun, the guy said that he liked to play hoops. That single sentence lost him the job.

Right now, nearly all the apps on Facebook take a week to build. No more.

Think of Slide as a giant media network for people to transmit information. The content that's in there now has been provided by users - it's whatever they want it to be.

Mobile is the perfect example of what is enabling economic growth in the technology sector.