[varjag]

I actually considered this, making a disclaimer at the beginning and the end of the post :)

My point was that the timeframe would likely be quite different, e.g. millennia instead of centuries. From theoretical perspective doesn't change anything, but perhaps makes the argument a bit less dramatic.

[digi_owl]

What he did was to take the economists golden calf, the 3% growth pr annum, and run with it in physical terms. Demonstrating how, if economists managed to maintain that growth curve, the energy requirements would be staggering.