Two comments:

I would guess that virtually all, if not all, of the people seen in that film are dead. But I would guess that some of the vehicles are still in existence. We as humans have a finite lifespan but machinery can exist forever.

Secondly, where are the stop lights? This went on for block after block with no stops.

"We live in a time when intelligent people are being silenced so that stupid people won't be offended".