Why the latest U.S.-China tech fight may be the biggest yet

Tensions between the U.S. and China are inflamed yet again — with the tech sector in the crossfire. In the latest move, Beijing has threatened to restrict the trade of rare earth magnets and metals, which are critical for making high-tech products, from microchips to smartphones to electric vehicles. On POLITICO Tech, host Steven Overly sits down with Liza Tobin, a geopolitical risk adviser and…