I'm not a historian, but I love thinking about it. Well, part of it is we don't want to think about that. Like you said earlier, it's just something distant about that that I say love the Beatles. So if I tell you that Abba is an awful music group, it would jar me if you thought they were great. The same thing I think is true down through the generations. But I have a puzzle for you, which is, which you don't mention in the book, which is the following. Who captures what artist can you think of who were important in American music between 1900 and 1950? That was- well, you already, this is already