'Black Swan' investor Mark Spitznagel says you should guard against disaster — but take risks too

Mark Spitznagel is the head of Universa Investments. Bloomberg/Getty Images A "Black Swan" investor says to protect yourself against catastrophes while also taking risks. Universa's Mark Spitznagel said it's vital to "bet your beliefs" while avoiding big losses. He told BI that AI won't replace…