That is the basis of the 13-year cycle theory[1], but this is showing that each cycle never recovers, so to speak, resulting in a continual trend towards sadder

That is the basis of the 13-year cycle theory[1], but this is showing that each cycle never recovers, so to speak, resulting in a continual trend towards sadder and angrier. [1] https://globalnews.ca/news/4082568/the-theory-of-the-13-year-rock-vs-pop-cycle-alan-cross/ https://globalnews.ca/news/4082568/the-theory-of-the-13-year...