Elon Musk is a serial monotasker. He’s also obsessed with risk. What makes him tick?  Ricky Mulvey caught up with Walter Isaacson to talk about the force that is Elon Musk. They also discuss: The importance of the letter X How to craft a “cocktail of a fanatical risk taker”  And Musk’s latest endeavor into “real world artificial intelligence”  Tickers discussed: TSLA, GOOG, GOOGL Host: Ricky Mulvey Guest: Walter Isaacson Producer: Mary Long Engineer: Dan Boyd