Because too many are careless with firearms. But you see the same action going on with automobiles. The laws in some cases are too lax and the determination to enforce the laws we do have also. A lack of required training can be a contributing factor. One would be surprised how many are driving on the roadways with no license. :P
No it shouldn’t be. But I’m not about to try to read the mind of someone who’s broken into my house. Maybe they’re there only to take my stuff or maybe they’re going to try to kill me and my family afterwards. That unknown is why anyone breaking into my house will not be leaving without additional holes.
Not it actually isn’t. If the person poses an immediate threat to anyone, running away or not, shooting them is justified.
Who will arrive in 15-45 minutes depending on where your live, day of the week and time of day. Many armed citizens have stopped the bad guys with guns with their own guns.
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Since you’ve already been mocked for not knowing what the six refers to I’ll just add that this is total nonsense and so are the statistics that try to claim it’s true.