Quanti mechanics and from eternity were both a little bit demanding in terms of the concepts being talked about. But neither one of them is like quanti mechanics for babies. They're both involving some ideas that are tough to wrap your mind around a little bit. So it's more about keeping the level uniform and consistent within a book, rather than making any one book aim at some imaginary perfect balance between being too technical and too general. Maybe the physics of democracy, for example, will work out to be that way. I could make that one technical. A i have no idea how long it will take, but you know, eventually it would happen. And likewise, four bigger things, like