"This isnt about you clearing a building as a one man army Haha! This is about your personal protection, and the protection of your family"
Right ...
That's why they have semi automatic assault rifles that can fire 60 rounds per minute.
Because as we all know, a minimum of 60 bullets sprayed all over the room is necessary to stop a burglar.
-B-
That's for mowing down hordes of walkers, biters, skin-eaters.