The gradual decline of a society is often a self-induced process of trying to meet ever-expanding appetites, rather than a physical inability to produce past levels of food and fuel, or to maintain adequate defense.
HATE, even if it's making money. is an underground movie, that's how it was made. It's a film about police brutality in the largest sense, it's about the whole of society and not just about the hood.
The very first time I was on a car in Atlanta, I saw the conductor - all conductors are white - ask a Negro woman to get up and take a seat farther back in order to make a place for a white man. I have also seen white men requested to leave the Negro section of the car.