"No pedestrian impact design requirements" --> no need to design in crumple zones --> less dead volume that isn't usable. "People like grills" --> Flat two-dim

"No pedestrian impact design requirements" --> no need to design in crumple zones --> less dead volume that isn't usable. "People like grills" --> Flat two-dimensional decoration on the front surface --> How would that affect dead volume in the interior? Your arguments aren't making sense to me.