All I wanted was something to drink, nothing more. It was a warm summer afternoon, and I’d been walking what seemed like a million miles – that might be a slight bit of hyperbole – to visit the sights of a well-known city here in this great country of ours. As my thirst was getting the better of me, I happened upon a nationally known fast-food restaurant that was literally across the street from a huge tourist attraction – not only was the location a prime one, there were no other fast-food restaurants nearby so competition was next to nothing. When I stopped in, it was close to lunch time, so the restaurant was understandably busy with a mix of locals and tourists – the line was one of the longest I’d ever seen for this particular “brand”. As I was waiting to place my order, I noticed that there were four or five registers mounted at the counter, but the manager only had two of the registers running. That se...