I talked to a guy once he carrys a NAA 22 revolver, hes about 75 or so. Carry hammer down on empty chamber so only 4 shots.. Carry extra in a pouch of some sort.
SHTF vs TEOTWAWKI you ask? SHTF, just some crap on the ceiling and walls, TEOTWAWKI end of the world as we know it. Orignally made by 9mm/®™©