In a further proof of point, looking at my childhood home from a military standpoint, the top of the stairs represents the "fatal funnel" and is the most logical place to defend.
As stated earlier in the thread, downstairs they are just a danger to the tv and Mom's lighthouse collection, upstairs they represent a threat to the family.
NRA Life Member
Big Sister: "You should be sponsored by Allen"
Me: "If you can't shoot good, at least look good walking to the firing line."
Big Sister: "Can you not afford a Pelican? Then buy an Allen gun bag."