> Are American politics just going to be a game of treating racial resentment like a violence-inducing wedge issue while the people financing both parties bleed us into a husk?

That seems to be the current plan.

> Where do we even go from here?

Either be bled dry or move towards a civil-fracture.

It's difficult to label a fracture as a civil-war since things are not the same as they once were. Not really sure what the lines of division (that could be defended) would be at this point.