Thursday, July 10, 2025, 09:05:00 AM Elon Musk saw a rapid thinning of his executive bench this week as four high-profile lieutenants departed across three of his flagship companies—social media platform X, artificial intelligence startup xAI, and automaker Tesla. Linda Yaccarino set the tone Tuesday, announcing: “After two incredible years, I’ve decided to step down as CEO of X,” adding that the platform’s turnaround had been “nothing short of remarkable.” Her exit comes just as the company readies X Money, bets on AI-generated feeds, and seeks to lure back blue-chip advertisers wary of brand-safety blow-ups. Linda Yaccarino steps down as CEO of X. https://t.co/M1CmQdGRXh — Gordon Johnson (@GordonJohnson19) July 9, 2025 Just a day later, Uday Ruddarraju, head of infrastructure engineering at xAI, confirmed his exit, noting on LinkedIn that he had helped field the 100,000-GPU Grok-3 training run on Colossus, a cluster he says has since grown past 250,000 GPUs. His departure lands a blow to Musk’s plan to merge xAI’s stack with X in pursuit of an “everything app” that marries social chatter, payments and personal-assistant AI. The talent bleed is not confined to privately held units. Reuters reports that Tesla’s 12-year veteran and vice president of software engineering David Lau told colleagues in April he was stepping down. Lau oversaw vehicle firmware, cloud services, and factory automation—critical components as Tesla races to deliver its promised robotaxi network next year. 🚨 In just 24 hours: – The CEO of X resigned. – The Head of Infrastructure at xAI resigned. – The VP of Software Engineering at Tesla resigned. Three top lieutenants. Three exits. One empire wobbling. You don’t lose leadership like this unless the ship is leaking and right…