Indeed, the actual Ponzi scheme is the fiat monetary system, where the issuers of money gain at the expense of savers. Bitcoin merely intends to offer a way ou

Indeed, the actual Ponzi scheme is the fiat monetary system, where the issuers of money gain at the expense of savers. Bitcoin merely intends to offer a way out: long-term, if demand stabilizes, it should merely match inflation. But for the next few years or so, I'd expect it to keep growing, which means a lot of volatility.