>We DO know that at our current population and current level of technology and/or level of comfort, the world CANNOT hold the number of people that are currentl

>We DO know that at our current population and current level of technology and/or level of comfort, the world CANNOT hold the number of people that are currently occupying it. Do we? I'm pretty sure that the simple fact these people ARE currently occupying the globe proves this false. Now, if you mean cannot forever hold this many people, well, perhaps - but assuming all technological advancement and rollout will cease seem to fly in the face of history.