https://www.nytimes.com/2023/07/08/style/fourth-turning-pop-culture.html

Basically, the book came along in the 1990s and said there would be a big crisis in the late 2000s, and then the 2010s-2020s would have a lot of similarities to the 1930s and 1940s for various qualitative/generational/cyclical reasons.

Normally I'm not really into that sort of qualitative/cyclical analysis, but when I'm sitting around making all sorts of quantitative charts that turn out like this:

Then I'm like: