Who is to say what you should not have in your home if it doesn't cause others problems. Like guns, the stuff you own should not have to be a somewhere else.
So going up a group of determined attackers with a shotgun or shotguns. That would be daunting.
"If you look through your scope and see your shoe, aim higher." -- said to me by my 11 year old daughter before going out for hogs 8/13/2011
My Hunting Videos https://www.youtube.com/user/HornHillRange