Note that, as we cling to geographic borders, some metals might well become unobtainium for some countries. But yes, agreed, it's way too expensive. And so we'

Note that, as we cling to geographic borders, some metals might well become unobtainium for some countries. But yes, agreed, it's way too expensive. And so we're not even going to make that happen. That was the point - it's more attractive than neighboring black holes along several different axes, and it's still not worth it.