Tesla just posted its worst quarterly results in years. Net income plunged 71% to $409 million in the first quarter. Automotive sales tumbled 20%, and global deliveries took a hit—falling 22% in China and a staggering 62% in Germany, two of Tesla’s largest markets. Even in California, the company’s original home base, EV market share dropped from 56% to 44%. For months, institutional investors have blamed Tesla’s troubles on CEO Elon Musk, who has been devoting much of his time to politics. On