Well, pragmatically, it only takes 2 folks with radios. Historically, there is a whole lot of prescident for it's functionality. By all means, though, having

Well, pragmatically, it only takes 2 folks with radios. Historically, there is a whole lot of prescident for it's functionality. By all means, though, having water and store-able food is an excellent thing to do regardless. Just anecdotally, having a radio and knowing how to use it is way higher on my list of personal prep than owning a firearm and knowing how to use it.