Tell me how it is to tangled up for Oklahoma and Nebraska? Why can't they go their own way while the coasts broil over in guerrilla warfare? It's a big country. This isn't tiny Kosovo.
In an essay that’s already 3.5K words long, it’s impossible to adequately cover every local situation. Yes, it will be much better for Oklahoma and Nebraska during a period of national chaos. OK can supply the fuel and get food in return. Not at pre-SHTF levels, but enough to survive, God willing.