Did you notice at the start of the video they showed seeds as money in ancient times?
It's a unit of account, evenly divisible, each one more or less equal, and a store of value since you can always eat them or grow them and if kept in a cool place away from sun, probably stored for a long time.
Things were simpler back then.
Yes, it actually has a very strong effect on the viewer. I think we should learn from history to avoid repeating its mistakes.