Major Chinese social media platforms, including Tencent Holdings’ WeChat and ByteDance-owned Douyin, have launched new features to abide by Monday’s roll-out of a new law that mandates labelling of all artificial intelligence-generated content online. The law, which was issued in March, requires explicit and implicit labels for AI-generated text, images, audio, video and other virtual content. Explicit markings must be clearly visible to users, while implicit identifiers – such as digital...