All Dollars are Food Dollars
Let’s imagine for a minute that civilization of any kind doesn’t exist.
Humans living as animals sparsely populated with only a few predators and accidents, disease, etc to threaten individual existence.
The vast majority of “must do” effort is going to be going to food. Let’s just put that as “Job number ‘everything’” and any spare time can be spent raising children, painting caves, swimming in a clear lake, etc.
In other words…