>I'm confused. How does a home invader know if I am armed? They don't, but they if you're _not_ if you live in a gun-hostile nation. And knowing you might be i

>I'm confused. How does a home invader know if I am armed? They don't, but they if you're _not_ if you live in a gun-hostile nation. And knowing you might be is a deterrence, for the same reason knowing you might get caught by the police is. >How is gun ownership supposed to prevent theft or violence? Well, because of the risk of being killed if you try to commit a crime against someone with a gun. The cause-effect there is pretty clear.