For that matter, why do we read Shakespeare? They’re plays. Watch them as plays or movies. If kids first exposure to Star Wars was by reading the script, they’d hate that, too, and they should.
It used to be common for clocks to be driven directly off the electrical frequency. The US Navel Observatory would call up generator plants and tell them to slow down or speed up a little to make a correction to all the clocks. I’m not sure if that still happens, though.
As for the US and Europe, things are too interconnected for that to work. That said, the Internet as a whole is more centralized than you might expect from its history as a network that was supposed to be nuclear war proof.
And on /r/exjw. There’s a good likelihood that person was kicked out of their family, and their last conversation with their grandmother was not a happy one.
You would have numbers 0-9 plus two more digits (could use A and B, but any two symbols will do). The advantage is being able to cut things in thirds and quarters as well as in half. Cutting by a sixth is a bonus, as well.
RPN (reverse polish notation) is a different way of doing arithmetic where the order you write it naturally determines the order of operations. Do you know those Facebook memes where people get different answers for seemingly simple math equations? RPN does away with that. There is one and only one right way to interpret an RPN equation, and you don’t have to remember any order of operation rules to do it.