Rivian’s journey to producing a mass market EV has been filled with breakthroughs, setbacks, and big bets. In this conversation, founder and CEO RJ Scaringe talks about the long arc of building something meaningful in a competitive, high-stakes environment, and what he’s learned about patience, pace, and persistence along the way. market EV has been filled with breakthroughs, setbacks, and big bets. In this conversation, founder and CEO RJ Scaringe talks about the long arc of building something meaningful in a competitive, high stakes environment, and what he’s learned about patience, pace, and persistence along the way.