1. Tesla reported Q4 earnings that missed estimates, but investor sentiment was lifted by Elon Musk's optimistic projections, including a $10 trillion revenue potential from robots. 2. Despite valuation concerns, the author upgrades the rating to speculative Buy due to bullish chart setup and Musk's ambitious growth projections. 3. Tesla's cost advantage in autonomous vehicles and potential rapid scaling of Optimus robots support long-term growth.