"Or maybe as he was in the traffic lane, and now that she was clearly irate and argumentative, he did not want to stand there waiting to be hit by a car... while trying to explain to her that he was just issuing her a warning with no fine."

That's a non sequitur. She said "I'm in my car. Why do I have to put out my cigarette". His immediate reply was "Ok, then I'm telling you to get out of the car", implying cause and effect.