So far cryptocurrencies seem to be really good at: * Pump and Dump and Ponzi schemes * Illicit Purchases in black markets (drugs, other illegal sales),

So far cryptocurrencies seem to be really good at: * Pump and Dump and Ponzi schemes * Illicit Purchases in black markets (drugs, other illegal sales), * A means for corrupt governments to skirt economic sanctions. What they aren't good at: * A stable currency used for the exchange of goods and services