Mikko Hypponen

It's not publicly known, but antivirus companies co-operate all the time. On the surface, antivirus vendors are direct competitors. And in fact, the competition is fierce on the sales and marketing side. But on the technical side, we're actually very friendly to each other. It seems that everyone knows everyone else.

You can get the best locksmith in the world to design the best lock he can design, is it pick proof? No, it's not: it can be very hard to pick, but it is pickable. Because you can get, say, the next 10 best locksmiths, and give them unlimited money and time, they will figure out a way to pick it.

As England manager I always felt we needed an extra man in midfield to retain the ball, but that was more as an attacking ploy to help create opportunities. It came from my experience playing international football in a 4-4-2 and spending half my time chasing the ball.