Bitcoin Balloons on Overheated Air

Ever since the dot-com and housing bubbles popped in 2000 and 2008, spotting bubbles has become a national obsession. Investors have spotted bubbles in bonds, credit, equities, gold — you name it — over the last several years.I wouldn’t use the B-word to describe any of those investments — yet. In fact, I wouldn’t even nominate any of them for Most Likely to Bubble Over. I would give that distinction to a certain cryptocurrency that is quickly making its name and fortune: Bitcoin.