Media is very different from financial services. People are very fickle and very vocal. They believe that things should be one way and not the other. It's still very rewarding to build products for huge audiences. It feels like you're making an impact.

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

We're becoming slaves to our social networks - and that's not a bad thing. You like your favorite networks, so do you friends, and pretty soon you have market winners.

Technology has come a long way since PayPal.

We're all put on Earth for a limited amount of time. Am I using in a way that is great, or good enough, or wasteful?

I've been developing mobile for years before anybody else really thought it was that important.

If I see what you're up to on Facebook but I don't see your updates on Flickr, I'll still care about Facebook.