As a modern employer you have to treat people well.

The way the world is going, it's technology driven. And it isn't just driven by the old super powers, it's driven by the far east and new emerging economies.

My interest in film is sort of catholic - apart from science fiction and horror movies, I'll watch almost everything.

Fear is always a good motivator.

If you invent something, you're doing a creative act. It's like writing a novel or composing music. You put your heart and soul into it, and money. It's years of your life, it's your house remortgaged, huge emotional investment and financial investment.

I've obviously used fans - I wouldn't say all my life, because we couldn't afford them when I was young, but from my 20s and onwards we've had to use fans. And I've always loathed them. Everything about them. The way you adjust them, getting them at the angle you want. Carrying them. Cleaning them. The danger of putting your finger in them.

As an engineer I'm constantly spotting problems and plotting how to solve them.