My understanding is that the costs are low enough to be done by a single country unilaterally. At least at first. If we start doing it, and don't reform our wa

My understanding is that the costs are low enough to be done by a single country unilaterally. At least at first. If we start doing it, and don't reform our ways, it gets progressively more expensive. Probably a nice stop gap if we ever get our shit together, but are staring down some really bad after effects.