Spent Brass
Keeping South BR Classy
Found this on reddit. It's a read of a back and forth between a pro and a no-gun. Its fairly well written and has good grammar too! If your bored it's worth a look.
http://www.reddit.com/r/guns/comments/xsdxb/the_rationale_behind_assault_weapons/c5p767d
http://www.reddit.com/r/guns/comments/xsdxb/the_rationale_behind_assault_weapons/c5p767d