The social media platform Snapchat has received a warning from the United Kingdom’s data watchdog over its new artificial intelligence (AI) chatbot known as “My AI,” according to an update posted by the regulator. On Oct. 6, the U.K. Information Commissioner’s Office (ICO) issued a preliminary notice to Snap Inc. and Snap Group, the parent companies of Snapchat, for the potential failure to “properly assess the privacy risks” posed by the chatbot. The notice is based on a provisional investig...