We're always a threat. All we need today is a closet Hitler type rising to power in any of the nuclear countries - and that's just today. No idea what socio pol

We're always a threat. All we need today is a closet Hitler type rising to power in any of the nuclear countries - and that's just today. No idea what socio political landscape will be when the world is hot, water and food scarce, and we know there are aliens out there.