I'm not sure how on-topic this is, but this story/topic reminds me of the latest from Isaac Arthur called "Portable Power": https://www.youtube.com/watch?v=ffXq

I'm not sure how on-topic this is, but this story/topic reminds me of the latest from Isaac Arthur called "Portable Power": https://www.youtube.com/watch?v=ffXqcf48D9Q https://www.youtube.com/watch?v=ffXqcf48D9Q That's not about electric power per se, but maybe a nice context/background. If nothing else, in the first 2 minutes I learned something that I (who studied physics) hadn't even considered: that the electrical words "battery" and "charge" come from artillery terminology!