The world's richest man may soon also be the world's first trillionaire as Elon Musk's SpaceX targets an IPO with a valuation of around $1.5 Trillion in what would be the largest IPO ever. Muskism: A Guide for the Perplexed authors Ben Tarnoff and Quinn Slobodian join David Gura and Christina Ruffini on Bloomberg This Weekend to discuss "Muskism," referring to the ideology and worldview that shaped Musk. They say it is "an operating system for the 21st century." (Source: Bloomberg)