[applause] Yeah. So, I'm here to talk about the climate and how a smarter electric grid is going to help accelerate the transition to a lower carbon energy source. But before I do that, I want to talk about a very different type of smart infrastructure.One that has, I think, a lot of lessons for how these smart grid can evolve. And that is, you probably heard for decades people have talked about smart highways. that the idea is you'd put sensors in the roadways that could measure traffic conditions, have so ...