Michael J. Casey is a managing editor and columnist covering global financial markets at Dow Jones and the Wall Street Journal. He is also the author of Che's Afterlife: The Legacy of an Image. Michael lives in Pelham, New York.
Bitcoin became a buzzword overnight. A cyber-enigma with an enthusiastic following, it pops up in headlines and fuels endless media debate. You can apparently use it to buy anything from coffee to cars, yet few people seem to truly understand what it is. ...[SEE MORE]