Elon Musk has raised concerns that a shortage of rare earth magnets could delay the development of Tesla’s Optimus humanoid robots. Rare earth elements, crucial for various technologies including electric vehicles and advanced robotics, have become a focal point in global trade discussions. China, a dominant supplier of these materials, has reportedly asked South Korea not to export rare earth products to U.S. defense entities, warning that companies violating this request could face sanctions. This situation highlights the geopolitical tensions surrounding the supply chain of critical materials necessary for technological advancements.
— new from The New York Times