When I was a very young boy growing up in Pittsburgh, Pennsylvania, my father would tell me that the revolving doors at Kaufmann's department store were what powered the escalators. It made sense at the time. As my father pointed out, the escalators didn't operate when the doors were closed.
Law firms are a lot like old-fashioned department stores like Kaufmann's. When the revolving doors are turning, with partners going in or coming out, that is a sign that things are happening inside. Unlike department stores, however