How do we address network neutrality when the whole world is connected? How do we ensure governments don't purloin this for political purposes? It's already happening. Look at Russia on the American election. How do we protect data security when everyone's connected? Look what happened with the ransomware. How do we deal with cybercrime and cyberterrorism and the disruptions of the system? And we're seeing this every week now.

The American public is not aware that there might be potential allergenic and toxic reactions. With regular food, at least people know which foods they have an allergy to.

How do we address network neutrality when the whole world is connected? How do we ensure governments don't purloin this for political purposes? It's already happening. Look at Russia on the American election. How do we protect data security when everyone's connected? Look what happened with the ransomware. How do we deal with cybercrime and cyberterrorism and the disruptions of the system? And we're seeing this every week now.

What's really clear to all of us in the business community is that GDP is slowing everywhere. And the reason is productivity has been declining now for 15 or 20 years all over the world. So we've got very high unemployment, and it's structural. And it's compounded by real-time climate change - that's really a game changer.

The hydrogen economy will make possible a vast redistribution of power, with far-reaching consequences for society. Today's centralized, top-down flow of energy, controlled by global oil companies and utilities, could become obsolete.

We were making the first step out of the age of chemistry and physics, and into the age of biology.

If I were Mark Zuckerberg or any of these guys, I would say, "My God. How does the world expect us to deal with this?" I mean, it's too big a responsibility; I think they're going to welcome this. They'll maybe keep it in the private sector, but they'll welcome some form of regulatory operation because they've been so successful that they are a global, public good. Everyone needs them.