also an idiot that owns 10 guns 'for self defense' but only has 2 hands to only hold a max of 2 guns needs to learn the maths that 2 guns are more than enough
Wrong. You need guns in every room to be able to efficiently defend yourself. And don't forget about that one extra hidden in the drawer.
https://thumbs.gfycat.com/FixedScentedBedlingtonterrier-mobile.mp4But really, owning different types of guns allows you to practise. Who knows what you'll find on the battlefield and be forced to use.