And that is perhaps the best ARGUMENT FOR ALLOWING ASSAULT WEAPONS
“Shall not be infringed” is certainly right up there as an argument, apparently lost in 1934.
The Miller case in which you refer to is an interesting read;
paraphrasing it was HELD that no sawed off shotguns had little or none military use. [not true today] Therefore were NOT protected by the Second Amendment; it went on to say that those types of normal military weapons were therefore THE most protected.
Filing an amicus curiae “federal question” in a US district court is fairly cheap $350 or so