Wow that is really cool how they manage that I always thought that it was transmitted dial up modem style buton a range outside the human hearing . Would that be viable to add that to transmit some more data ? Or is that already done and I didn ' t completely understand what you were saying there . <| sep |> However in a postapocalyptic situation the US might not be able to provide all these services and dissolveor drastically changeanyhow . The current federal system would probably fail in the event of a apocalyptic catastrophe but it might make the United States into a unitarytype state the US could attempt to expand it ' s borders in a Black Fridaystyle relevance ! rush for the remaining resources . <| sep |> I like to think on my feet .