> mechanical simplicity from when folks weren't concerned about maximizing efficiency, thin window frames and door pillars that would fare embarrassingly in a m

> mechanical simplicity from when folks weren't concerned about maximizing efficiency, thin window frames and door pillars that would fare embarrassingly in a modern crash test, etc. Immensely better for visibility, though. Which was actually a plus for safety compared to now, when a pedestrian can well be entirely hidden by your own windscreen pillar.