Jiang Lu, Research Lead of Google's VideoPoet project, has joined TikTok and is rumored to take on the role of head of the North American technology department. Jiang left Google to continue working in the video generation field, launching video generation technology similar to Sora. Jiang is a part-time professor at CMU and has extensive research experience, making him a key talent in AI that major companies are vying for. The VideoPoet project replaces UNet with Transformer, becoming the SOTA in AI video generation, attracting TikTok's interest.