Tesla's feckless board needs to rein in Elon Musk before it's too late

1. Tesla shares are up 190% over five years, outperforming the S&P 500. 2. Musk's controversial behaviors, including political ambitions, risk shareholder backlash. 3. Musk's engagement in politics could alienate Tesla's environmentally conscious customers. 4. Tesla has missed delivery targets and may lose government support amid these issues. 5. Investor pressure might increase oversight on Musk's future actions as CEO.