text:  Yes. And there's an essay that you wrote for Eon called The Disruption Nexus. Can you just very briefly define what you mean by the disruption nexus? What history tells us is that these kind of changes tend to happen when three things come together. Imagine three corners of a triangle. That's what the disruption nexus is. In one corner is a crisis. So you need some kind of crisis like a financial crash or bankruptcy.