Notice the police's use of the light coordinated with the disappearance of the speaker.

It was used to blind any cameras facing that direction, and it immediately disappears after their police action.

Why is the left pizza on the right, and the right pizza on the left?

Because in this context it means there are more men than necessary that exhibit this. Otherwise the statement would be, "not enough men"

But the US doesn't have other rail systems, so an apt comparison is US planes to US trains.

Insane take.