 She goes, Daddy, I want you to promise me you're going to wear it. I'm like, why? It monitors your heart rate, your sleeping, your this, your that. By the way, I sleep like a dolphin, apparently. They have these analogies. What does that mean? Do you really want the long explanation? I do. I never heard of that in my life. What is that? All right, I have to pull it out, but it is what it is.