> …for some areas of human endeavour, the only limit is the human brain. … But tau would be better. … [people dismiss this because “it’s just notation”…]

The case for me of this is current flowing from - to +. Franklin didn’t know better and had a 50/50 chance of getting it right, but happened to get it “backwards”.

A small thing but one that always makes me skip a beat while following a circuit.