According to Sawyer Merritt on Twitter, Yilun Chen has joined Tesla’s Optimus team as a staff robotics engineer after spending four years at Apple as a machine learning engineer and robotics research scientist (Source: @SawyerMerritt). This strategic hire highlights Tesla’s commitment to advancing AI-driven robotics, as Chen brings significant expertise in machine learning and practical robotics applications. The move strengthens Tesla's Optimus project, which aims to revolutionize industrial automation and humanoid robotics, presenting new business opportunities in the growing AI robotics market.