&quot;you are going to finish all the Earth resources and die before you even get to a tenth of that!&quot;<p>Its fun to watch the debate about the &quot;before&quot; clause, as if the precise fraction or integer matters in the long run, when the real problem is nobody wants to face the reality of chopping off the entire &quot;before&quot; clause.<p>Once we stop economically extracting cheap oil energy, resulting in a roll back of the green revolution productivity gains, in a couple years at best its game over for about 95% of present humanity.  Good thing the supply of cheap oil is infinite, right?