I once took a cab in the middle of the night. The cabby was a elderly gentleman who did not seem to know his way around very well. It was a long ride so we got

I once took a cab in the middle of the night. The cabby was a elderly gentleman who did not seem to know his way around very well. It was a long ride so we got talking. Turned out he was the new boss of the company (a fairly big company, lots of cars) who wanted to get to know the circumstances under which his drivers worked. He had been working the night shift for a couple of weeks.