Or, another "Do Not Enter" sign at the south end of the road, facing the north, so a dumb car can't exit from either end. It would be the perfect "AI" trap, ha.

Or, another "Do Not Enter" sign at the south end of the road, facing the north, so a dumb car can't exit from either end. It would be the perfect "AI" trap, ha. But then the street would just be filled with WayMo cars going in circles.