Have we ever had a Ponzi scheme that consumed this much of the world's resources (relatively speaking)?
And I'm not talking about money going in, just resources used to maintain it.
Tangentially, it's really interesting and fun to read about real historical bubbles and scams. For example:
https://en.wikipedia.org/wiki/South_Sea_Company
https://en.wikipedia.org/wiki/Gregor_MacGregor#Poyais_scheme