I thought this was the register, not the guardian
... and I expected better from el reg.
"Indefinite growth on a finite planet is not possible."
well, what 'growth' is is not overly well explained.
(a) Things will carry on growing (and dying) until the sun goes out.
(b) If you read some of the post 2000 views on what money is, money is a proxy partly for energy and partly of information complexity.