Everything you need to know about what cryptocurrencies are, how they work, and how they’re valued. — By now you’ve probably heard about cryptocurrencies. Either a friend, a family member, a neighbour, a Uber driver, a barista, or a passer-by on the street, has probably told you how he/she is getting quick profit with virtual currencies like Bitcoin, Ethereum, Ripple, or one of the lesser-known. …