This comment is a perfect, concise explanation of why cryptocurrencies are strictly less ideal than fiat currency with a central bank with control over supply.

This comment is a perfect, concise explanation of why cryptocurrencies are strictly less ideal than fiat currency with a central bank with control over supply. I do think cryptocurrencies do satisfy some use cases in a superior way to fiat currency. But there are some serious economic advantages that a currency with a central bank gives you that cryptocurrencies will never have (at least, the way they're currently designed).