 So it was really that transformation between 2010 and 2015, a huge transformation in children's lives. That, I think, is what set them up for anxiety, depression, and mental illness. And you also don't solely blame the iPhone, right? No, that's right. There's two parts. There's more to it. That's why I think it's so intriguing. Well, thank you. Yes, people tend to focus on the phones because that's what we're all, I mean, we're all in the midst of it. But there's a longer backstory, and thanks for giving me the invitation to tell that.