Cryptocurrencies are now worth a grand total of $600 billion -- and climbing

YouTube / Ripple Bitcoin might be slowing, but these other cryptocurrencies like Etherum, Ripple and IOTA, have made quite a name for themselves recently. Throughout history, there's been no better creator of long-term wealth than the stock market. Historically, the stock market returns about 7% annually, inclusive of dividend reinvestment and adjusted for inflation. This implies that invested funds should roughly double about once a decade over the long run. Not too shabby at all. The cryptocur...