Composite image of Sam Bankman-Fried and Elon Musk
Sam Bankman-Fried was using 'Big Short' author Michael Lewis as a sounding board for ideas — like buying Twitter with Elon Musk
  • Michael Lewis' book on the rise and fall of cryptocurrency exchange FTX is set to be published on Tuesday. 
  • "The Big Short" author told CBS' "60 Minutes" SBF used him as a sounding board for ideas, including buying Twitter with Elon Musk.
  • Lewis said his answer to most of Bankman-Fried's ideas was no.

Sam Bankman-Fried, the disgraced former CEO of crypto exchange FTX, used "The Big Short" author Michael Lewis  as a sounding board for ideas — including one about acquiring Twitter.