I am decidedly not interested in whether it's possible to build a society where grandma doesn't need to defend herself with a flamethrower at the grocery store.

I am decidedly not interested in whether it's possible to build a society where grandma doesn't need to defend herself with a flamethrower at the grocery store. That has nothing to do with my comment and I won't engage with it. I am simply asking what's wrong with grandma defending herself with a flamethrower at the grocery store.