Bitcoin isn't a pyramid scheme. It just does not have any value. Fools and their money are easily parted. (The comments on this site have as much or more value.)
The Fractional reserve system is(), (Dollar, Pound, Euro, etc.) They require a constant recreation of debt to keep going.
The Fractional reserve system is(), (Dollar, Pound, Euro, etc.) They require a constant recreation of debt to keep going.
(less a pyramid more just Ponzi)