Forget the Roadster and the Semi — Tesla’s fate still hinges on the Model 3

There was a lot of pomp and circumstance at SpaceX’s Hawthorne, California, headquarters for the big Tesla Semi truck unveiling. There was even a surprise cameo from the ghost of Tesla’s Christmas past: the second generation of the Roadster. But at no point did CEO Elon Musk mention the car on which the fate of his entire company still hinges: the Model 3.It’s not totally shocking. After all, the Model 3 had its own party earlier this year. But since then, Tesla’s first h