 when you're down there. But I love that idea of being down in this water that's so clear that you can't even tell that you're in the water. He did say that diving in Antarctica was what he described, I thought, with wonderful understatement as technically very challenging diving. But the notion of cutting a hole in the sea ice and going down under, I thought, was extraordinary. Let's go to Brendan in Austin, Texas. Hey, Brendan, go ahead.