The big problem that is holding back Linux is games. People don't realize how critical games are in driving consumer purchasing behavior. We want to make it as easy as possible for the 2,500 games on Steam to run on Linux as well.

In order for innovation to happen, a bunch of things that aren't happening on closed platforms need to occur. Valve wouldn't exist today without the PC, or Epic, or Zynga, or Google. They all wouldn't have existed without the openness of the platform.

People who are constantly looking for the opportunity to do something new are also people who are not going to be helped by having job titles - job titles create expectations of specialization and focus which don't map really well to creating the best possible experience for your customers.

The PC is successful because we're all benefiting from the competition with each other. If Twitter comes along, our games benefit. If Nvidia makes better graphics technology, all the games are going to shine. If we come out with a better game, people are going to buy more PCs.