> There's no such thing as viable currency. Of course there is, for example it would be necessary for it to be useful as a medium of exchange. Which, bitcoin c

> There's no such thing as viable currency. Of course there is, for example it would be necessary for it to be useful as a medium of exchange. Which, bitcoin certainly isn't. I can't purchase, for example, >50% of the basket of goods that comprise the CPI with bitcoin. Sure, you can argue that anything which can facilitate more than 0 exchanges with more than 0 counterparties is, at least ephemerally, a currency. But if you're arguing that, you've already lost.