releases from at least two governments I can think of have said, unambiguously, that we need to be ready to have our critical infrastructure partially or entire

releases from at least two governments I can think of have said, unambiguously, that we need to be ready to have our critical infrastructure partially or entirely disconnected for up to 90 days at a stretch. once the genie is out of the bottle the only solution is to go hide in yours and/or only talk to other isolated systems