after a while the topic loeans more to anthopology , but that's the nature of Egyptology it calls on so many diciplines.....
We use less of our brains. if we wish to wash we buy a bar of soap. If we need footwear, we go to the mall. If we want meat..to the butcher. Our forebears had to do everything from scratch. IOW's they used every skill that lies latent in all of us.
In the middle ages people quite often could speak 3 or more languages. But couldn't read!!
But then ...I believe the first prerequisite to understanding the maths of the OK builders is smashing ones Calculator and turning off one's computer. The sheer volume of manpower ie the chain of command ...demanded that the instructions were simple.
warwick
" I have always found that the main obstacle to free
association on these boards is the broad
misconception that what we do not know is more
significant than what we do know."
Warwick L Nixon, March 8, 2019