AI chipmakers are suddenly inseparable in investors’ minds. Companies that control the chips powering large language models can capture outsized growth, and sometimes that promise is best realized by spinning a unit out so the market can value it on its own. Big-cap tech spinoffs have a history of unlocking shareholder value, but they also carry execution and regulatory risk. That’s precisely what’s on the table at Baidu (BIDU). The company has confirmed it is assessing a spinoff and potential listing of ...