forgot reason #4 why the constition argument is silly: (this belongs in my pending comment)
4) Even the most ardent supporter of the new interpretation of the 2nd amendment concedes that some limitation exists. No-one (as far as I’m aware) says the second amendment guarantees the right to own Bombs (nuclear or otherwise), grenades, tanks, even automatic weapons/machine guns are uncontroversial restricted. The only question is what regulations are allowed and what are too restrictive. but all agree the some measure of limiting the right to bear arms exists