Uber’s Chinese robotaxi romance, and Webull’s strong debut

Uber has signed new alliances with Chinese robotaxi operators Momenta and Pony AI, and fortified an existing partnership with WeRide. Why the sudden embrace of Chinese robotaxis? And Webull's stock has charged from the gate with massive gains following its SPAC listing. What's driving this company, which is an unusual hybrid of a U.S.-based business with strong China ties?