First of all, think about why you want a 2 shot pistol. My guess would be that you want it as a last ditch back-up gun or as a very concealable self-defense piece. In each of those cases, self-defense is the issue. If you want one because it looks cool, or because it looks like fun, or because it is something different – that would be another issue and maybe this post will bore you to tears. If you want it for self-defense read on.
A very well thought out article. You could do worse reading other Ninja Stuff. To use a Stephen Hunter reference, a 2 shot would be a “Jesus gun.” You can imagine why.