 whale song. And they're just so much faster, which is an important point. But the other article that I would love interested listeners to go check out is called The Singleton Paradox. And this works off of Nick Bostrom's work, who's a Swedish scientist and philosopher and thinker about artificial intelligence. He's the one who coined the concept singleton. And then my writings, I basically do a treatment of this into paralleling it to nuclear arms race.