Eh, whatever floats his boat. I’m sure it gets oo and ah from the audience he wants, and boo and hiss from the audience he wants boo and hiss from. I could accomplish the same thing with a hat, but to each his own.
Perhaps there’s a deeper more symbolic meaning for him as well. Perhaps. But I doubt he had it done and then sat alone, contemplating existence. He got social with it I’m sure. After all, we see his picture.