The difference is that that dog was not running toward you. If it had, I bet you would have fired at least three shots.
You are a particularly obnoxious, arrogant sort, aren't you.
What nerve to tell me how I would have reacted and what I would have done. What unmitigated gall!
A few hints:
* You were not there.
* You do not know me.
* You are not me.
* You should do us both a favor, and stay the hell off my land. :)