Cave Johnson here, and apparently, the scientists downstairs have been playing this new game called Genshin Impact. Now, I’m not one to get caught up in games—I’m more interested in science that blows up in your face—but I took a look at it, and I’ll admit, there’s something fascinating going on here. First of all, this Genshin Impact place, Teyvat, has got floating islands, elemental magic, and a bunch of adventurers running around, collecting treasure, fighting monsters. It’s like if...