Rivian Automotive (RIVN), the electric vehicle (EV) manufacturer best known for producing Amazon's (AMZN) delivery vans, has drawn significant scrutiny and intrigue with its decision to award CEO RJ Scaringe a potential $4.6 billion pay package over the next decade. The package is tied entirely to performance, mirroring in spirit the incentive structure that once propelled Elon Musk at Tesla (TSLA), though on a smaller scale. Under this plan, Scaringe will have the opportunity to purchase up to 36.5 milli ...