Can Square (SQ) build a lasting business on Bitcoin? And is Jack Dorsey a safer investment than Elon Musk? Exponential Investment Partners’ Kevin Riley makes the case. Oilfield titan Schlumberger (SLB) predicts dollar signs as the world recovers from Covid-19. Zoom’s (ZOOM) ambitious plans to keep its pandemic momentum going after workers return to offices. Details on iRhythm Technologies’ (IRTC) sudden ouster of its CEO as it fights for bigger payment from Medicare for it’s digital heart rate monitor. The Drill Down with Cory Johnson offers a daily look at the business stories behind stocks on the move. Learn more about your ad choices. Visit megaphone.fm/adchoices