I have lived in countries that were coming out of conflict: Ireland, South Africa, the Czech republic. People there are overflowing with energy.
When I was young, an eccentric uncle decided to teach me how to lie. Not, he explained, because he wanted me to lie, but because he thought I should know how it's done so I would recognise when I was being lied to.
I think that technology is always invented for historical reasons, to solve a historical problem. But they very soon reveal themselves to be capable of doing things that aren't historical that nobody had ever thought of doing before.
The basis of computer work is predicated on the idea that only the brain makes decisions and only the index finger does the work.