Firstly, you're addressing a different question than everyone else (even though I agree it's the right question), because you're talking about political viabili

Firstly, you're addressing a different question than everyone else (even though I agree it's the right question), because you're talking about political viability whereas most people get stuck arguing about economic viability. Second, there are a whole bunch of pieces to the system that keeps this in place. Relationships between lobbyists and government. Campaign financing regulations. Gerrymandering. SCOTUS interpretation of the commerce clause. If you started fixing a few pieces like those ... one at a time over decades ... you could change a lot of things.