<i>1. Advanced societies have probably solved the aging problem, leading to either extremely long lives or effective immortality. As long as these societies keep reproducing (and they will, unless they deliberately engineer out the urge to procreate, which I consider to be unlikely), they&#x27;ll need space to spread out.</i><p>If they had as little agency around the issue of population control as you suggest, this makes me question their status as &quot;advanced.&quot;