@jackofalltrades @FantasticalEconomics its entirely conceivable (but the odds are unknowable) that in a not too distant future the role of energy in underpinning human economies will mutate yet again, and dramatically. We are, after all, drenched in low entropy solar radiation that is "free".
So even as the project of explaining the economics the fossil fuel era has barely started it feels it will have an expiry date. The future "value multiplier" might be whatever constrains digital systems