And that has exactly what to do with my reply to rgama? He thinks "common sense" should be enough to prevent me from having a 30-round magazine. I pointed out that he defines "common sense" as agreeing with him.
And let me point out that during the Rodney King riots, the Korean storekeepers used "assault rifles" with 30-round magazines to keep the idiot rioters from burning their stores. Just as one example of the potential need for a 30-round magazine.