… and most of them are no longer here.

Full title:

>Hundreds of societies have been in crises like ours. An expert explains how they got out.

Statistically, a conservative estimate might be that there were thousands that did not "get out".

And that's after recordkeeping was invented.

Moated pleasure gardens with a nationwide high-tech surveillance panopticon contains, and increasingly pressurizes, unknown and silent frustrated penury `precarity' and unknown and silent political discontent. Over decades this becomes more dangerous, eventually splitting the sky.