GM operates on a functional model, not siloed brand divisions, to maximize economies of scale. By developing a single core platform that can be adapted for different brands like Chevrolet and Cadillac, the company leverages its global scale to offer more features and technology at competitive price points, a key advantage in the capital-intensive auto industry.

Rivian's decision to forgo CarPlay is a long-term strategic bet on AI. The company believes that to deliver advanced, integrated AI features, it must control the entire digital experience, connecting vehicle state, driver history, and various apps—a task it argues is impossible when ceding control to an overlay like CarPlay.

Tesla's most profound competitive advantage is not its products but its mastery of manufacturing processes. By designing and building its own production line machinery, the company achieves efficiencies and innovation cycles that competitors relying on third-party equipment cannot match. This philosophy creates a deeply defensible moat.

Tesla's price cuts are not just a reaction to competition. They reflect the 'scaled economies shared' model, where cost savings from increased scale and vertical integration are passed to customers. This drives more volume, which in turn enhances the scale advantage in a virtuous, recursive cycle.

Rivian deliberately used its expensive R1 models as "flagship" products to establish a premium brand identity and a "handshake with the world." This prestige is now leveraged to launch the more affordable, mass-market R2, which inherits the established brand elements.

Rivian's CEO explains that early autonomous systems, which were based on rigid rules-based "planners," have been superseded by end-to-end AI. This new approach uses a large "foundation model for driving" that can improve continuously with more data, breaking through the performance plateau of the older method.

RJ Scaringe argues that while Chinese EV costs are low due to economic factors like cheap capital and labor, their more significant advantage is their advanced, clean-sheet software and electronics platforms—an area where legacy automakers are far behind and which tariffs cannot easily address.

Ford's CEO states the company's EV investment strategy is designed to be sustainable without consumer tax credits. The new universal platform's primary goal is to make an affordable EV that is profitable for Ford on its own merits, a crucial step for long-term market viability.

By hosting an 'Autonomy and AI Day,' Rivian is strategically shifting its narrative from being solely an electric vehicle manufacturer to an AI and technology firm. This rebranding aims to attract a different class of investors and achieve a higher valuation multiple, especially as EV sales growth decelerates.