John Reed Stark, a former Chief of the SEC Office of Internet Enforcement has tagged crypto to be a “mammoth Ponzi scheme” about a Coinbase ad currently circulating on the internet. Coinbase Ads Draws Ponzi Scheme Comparison Software engineer Stephen Diehl recently reacted to a new Coinbase ad on the X app that preaches updating The post SEC Veteran Calls Crypto “Mammoth Ponzi Scheme” appeared first on CoinGape .