If the system works as-is, does Congress need to do anything? Ideally, I think that we'd want the federal Congress and the individual state legislatures being

If the system works as-is, does Congress need to do anything? Ideally, I think that we'd want the federal Congress and the individual state legislatures being reflective, making prospective decisions which anticipate future events and impose the correct structure to deal with them, rather than retrospectively doing something in order to be seen to do something. But no-one ever got elected on a platform of 'my predecessors did a great job; I'm going to play some golf!'