That’s the crux—if new developments in weaponry can be denied to We the People, then it’s just a matter of time before the disparity between what the government has and what the people have will be as wide as if we were relegated to Brown Bess muskets and flintlocks against modern infantry. Unless “in common use at the time” is held to mean by soldiers in the field, with real “weapons of war,” as opposed to a sporting arms popularity contest, the Second Amendment will be nullified as a last-resort defense against foreign and domestic tyranny. [More]
Only proponents of a dystopian future will demand technology render an armed citizenry obsolete.