The point is for the cars to be going the same speed as pedestrians so that pedestrians can safely use the roads. Cars would use it only to access the interior

The point is for the cars to be going the same speed as pedestrians so that pedestrians can safely use the roads. Cars would use it only to access the interior of the super-block; never to go through the super-block. Think of it as more like driving in a parking lot than like driving on a road.