Have you ever considered what would happen if the United States was really invaded? 9/11 was a terrorist attack but there was no follow up.
Human Smoke is chock-full of small, often powerful but unrelated scenes. What you get is a Jackson Pollack painting in audio: a lot of vivid colors and absolutely no shape to any of it. It's a helter-skelter of disjointed events and it's up to us to connect the dots.