Stablecoins: designing a price-stable cryptocurrency . A useful currency should be a unit of account, a medium of exchange, and a store of value. Cryptocurrencies excel at the first two, but as a store of value, they're pretty bad. You cannot be an effective store of value if your price fluctuates by 20% on a ... from Google Alert - cryptocurrency http://ift.tt/2GsjuXO via IFTTT http://ift.tt/eA8V8J