He wanted to argue like this forever. This was better than nothing. There was no exhausting his anger at his father, and every word, however well intentioned or intentionally barbed, was a pull at a scab on his bloody heart. It was too late for any of this. There could ultimately be no healing. Marty had terminal cancer, and so did the two men have a cancer between them. They were terminal together, as father and son. They remained, momentarily exhausted, but it was really only that quiet between lightning and thunder as sound lags behind speed. The lightning had cracked the ground already, you just hadn't heard it yet.