We've all been part of these discussions, and we've all read a ton of them on forums and blogs over the years: "If you could have only one gun for TEOTWAWKI, what would it be?" A more enlightened-seeming variant on this same theme are discussions that start with, "If you could pick only three guns for TSHTF.." Here's what's wrong with so many of these discussions: no matter what flavor of civilization-ending apocalypse you contemplate-meteor strike, super volcano, global pandemic, EMP blast, etc.-a SHTF scenario is likely to play out in phases, and for each phase you're going to need...