The police state is in place.  Now all it takes is the mob clamoring for a strong ruler to lead us out of our mess.  Where will the next Adolph Hitler come from?  How soon will he get here?   

I don't know but I do know the next Hitler will command nukes.  Not good and where are you going to escape that?

Consider https://en.bitcoin.it/wiki/Trade. When you scroll down a ways, you will find dozens (is it hundreds?) of places using Bitcoin like money. Once bread and butter living commodities are traded Bitcoin-wise, and people drop their bank accounts and their SSNs (so that Government no longer has authority over them by quasi-contract), ways will be found to stay in (not within) the country... or move out of it freely.