I think the saying is an abstract concept and began because the customer is always right if the business is doing well or not, but somehow the meaning got twisted around to an abomination of “Customer is entitled to bully, throw a tantrum and be arrogant and demanding.”
A pinch of salt can lower the bitter taste of coffee, and is also good in dark cocoa. It also helps make grapefruit taste sweeter and If you are making veggie noodles (turnips make great veggie noodles) soaking the raw noodles in a little kosher salt/water can take the bitter flavor out so they taste more like pasta noodles when they are cooked.
I would like a hide previous posts option. So many things are reposted.