The Internet is becoming the town square for the global village of tomorrow.

The common thread for everything I do is this idea of a Web-services architecture. What does that mean? It means taking components of software and systems and having them be self-describing, so that you can aim them, ask them what their capabilities are, and communicate with them using a standard protocol.

Improving the health & productivity of the poorest is one of the best investments you can make in the future of the world

I am super lucky. I've been in the area where things have been changing and been part of the digital revolution, the magic of software, the internet, the computer, and now the cellphone... so it's been a great privilege.

So we do software for watches, for phones, for TV sets, for cars. And some of these take a long time to catch on.

I think philanthropy is also growing and catching on. Figuring out how the philanthropy sector, which is quite small compared to the private sector, which is the biggest by far, and then the governments, you know, even in these poor countries over time has to take on these key responsibilities. How does philanthropy accelerate that? Drive the kind of innovations, make sure they get used well. So it plays this kind of special role.

I'm invested in a lot of battery companies - and there's a lot that exists I'm not in.