Zuck poached 4 elite Chinese researchers from OpenAI: - Jiahui Yu: led o3, o4-mini, GPT-4.1 - Hongyu Ren: creator of o3-mini & o1-mini, core contributor to o1 - Shuchao Bi: head of post-training multimodal org - Shengjia Zhao: key contributor to GPT-4 & o1 These are undeniably some of the best researchers at OpenAI. Llama 5's about to flex hard.