Pyramid schemes are nothing new. For example, in the 1920s, Charles Ponzi promised investors high returns on postal reply coupons, using the money from new investors to pay returns to earlier ...
Ponzi and pyramid schemes depend on new money and recruitment to survive. These schemes promise returns from new participants, not real economic activity. Bitcoin does not require recruitment or ...
a pyramid scheme in the hands of a fraudster. Fans of the old horror movie Poltergeist 2 remember the classic line "They're back" and so it is with the classic Secret Sister scam which returns each ...
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