Buying bitcoin led patent mega-millionaire to an even bigger investing idea

Erich Spangenberg has always been good at spotting opportunities for arbitrage, places in the market where there is a pricing spread that a savvy buyer can exploit for profit. He started in high-yield bonds and went on during the internet boom to turn a million dollars in patent acquisitions into a portfolio of software intellectual property worth $150 million.

http://cnb.cx/2D73oFQ