[fella]

"Imaginary currency being held by someone else with access to your imaginary currency. What could possibly go wrong?"

Kind of like buying precious mental certificates? Because if the system collapses you've got a piece of paper.

[Worldtraveler once upon a time]

--- "Kind of like buying precious mental certificates? Because if the system collapses you've got a piece of paper."

True for carbon credits as well, when one looks back through the decades if attempts to construct "exchanges" of worthless paper, each of which seemed to prosper until the "last fool in" moment of each Ponzi snowball occurred.