Chinese regulators have required Meta Platforms to unwind its planned $2b acquisition of AI start up Manus, clearing the way for Tencent to become the largest shareholder. The reversal marks a setback for Meta's AI plans in China and raises questions about its ability to secure and retain key AI assets in important markets. Separately, the European Commission has issued preliminary findings that Facebook and Instagram use potentially "addictive" design features such as infinite scroll and...