He then asked if I was willing to shoot someone over my xbox.
I told him, "The xbox was besides the point. We are talking about a person intruding into my house at night with my family present. Hell yes, I'd shoot him. It's the principle of the thing. I'd shoot a hole in my xbox without blinking to do it."
You are not defending your xbox. You are defending yourself and family from someone that has proven beyond any doubt that laws and rules mean nothing to them.