Looking back, civilizations which span hundreds of years do oscillate over long decades.

Comfort and complicity are said to produce ambivalence, maybe a break from the galvanized hardliners of war, or the impoverished interruptions in mass consumption supply ecosystems.

A after 800 it is said the Sumerian valley cultures were corrupted and perverted, we all know what happened to Greece, Rome, the early Christian world, and finally the consumertopia revolution.

What might come of our delegation of effort to technocracy?

The future awaits us, whatever it may be!

Open access article: https://www.nature.com/articles/s41586-023-06137-x

… even a real long time ago, see

https://en.wikipedia.org/wiki/Ages_of_Man

There was a previous study that found that "the good old days" were, on average, 10 years before you were born.