I think the reason the US doesn’t have pay-toilets, unlike e.g. Europe, is that there was actually a concerted grassroots effort in the 70s to make bathrooms free.
Oh, here we go: https://en.wikipedia.org/wiki/Committee_to_End_Pay_Toilets_in_America
Was not surprised to see a red fist in their emblem, haha.
I still refer to energy drinks as caffeinergy sauce.