On the planet of compact firearms, several types have caught just as much notice because the folding bank card gun. Formally called the LifeCard 22LR, this special pistol from Trailblazer Firearms folds down to the size of a stack of charge cards, making it Probably the most discreet handguns out there.What's the LifeCard 22LR?The LifeCard 22LR (fr