Elon Musk Preaches Patience On Robotaxi, Optimus Rollout. Tesla Stock Plummets.

Tesla stock plunged after its second-quarter earnings left investors sorely disappointed. CEO Elon Musk preached caution and patience, after the company reported stepping up investments in robotaxis, Optimus robots and its Full Self-Driving software. That wasn't what investors were hoping to hear. Heading into the call, investors and analysts had been eager for updates on Tesla's AI projects — robotaxis.