https://www.moneycrashers.com/bernie-madoff-ponzi-scheme-explained/
I'm not saying that SBI is a ponzi scheme but tell me what is gonna happen when sbi owner decides to cash out? His business model is unclear and designed to milk the Steem blockchain.
Use #sbi-skip to get rid of annoying downvotes.
Edit
After more than a decade of duping the SEC and his investors, Madoff saw his scheme lose
steamSTEEM in late 2008. He was borrowingmoneySTEEM POWER and couldn’t keep up with all of the investors who were desperate to liquidate their assets as the market continued to deteriorate