Climate is a super important problem. There's enough innovation here to avoid super bad outcomes. We won't achieve our best goal, the 1.5 or even the two degrees. And as we go about trying to minimize that, we have to frame it in terms of overall human welfare, not just everything should be solely for climate.

I'm a climate activist, but I'm also a child survival activist.

If we stopped putting all vaccines in that saved you 0.1 degree, would that be a smart tradeoff? That's the kind of question we have to ask.

We need to define bubble. If what we mean is like tulips in the Netherlands that they eventually looked back and said, there was nothing there, those were just tulips. No, that's not where we are. If you mean it's like the internet bubble where in the end something very profound happened. The world was very different. Some companies succeeded but a lot of the companies were kind of meto fell behind burning capital companies. Absolutely. There are a ton of these investments that will be deadends.

AI is the biggest technical thing ever in my lifetime. I mean it is so profound and therefore its influence is hard to overstate. And the economic value this is basically intelligence ... So the value is extremely high just like creating the internet ended up being very very valuable but you have a frenzy.

Some of these companies will be glad they spent all this money. Some of them, you know, they'll commit to data centers whose electricity is too expensive, you know, that it could be done overseas or they'll buy a generation of chips and, you know, they won't have captured all their value before the next one comes along. But if you want to be a tech company, you don't get to say no, you know, let's check out of this race.