... growth models of new technologies, networks, pyramid (ponzi) schemes, cancer tumours and pandemic spreads are identical. It's the maths of exponential growth.

It doesn't mean Internet == Cancer. Only a moron would say that. A network that provides a valuable service to participants for being connected to it is on the same spectrum as a network that provides only minimal positive benefit (or is exploitative) of it's participants (like fiat monetary systems that are enforced coercively) and on net extract value from the majority of participants.

Pyramid schemes, fiat money, bitcoin and all monetary systems are networks with a basis in a temporally-limited, subjective-value, marketable unit.