“We’ve now exhausted basically the cumulative sum of human knowledge …. in AI training,” Musk said during a livestreamed conversation with Stagwell chairman Mark Penn streamed on X late Wednesday. “That happened basically last year.” Musk, who owns AI company xAI, echoed themes former OpenAI chief scientist Ilya Sutskever touched on at NeurIPS, the machine learning conference, during an address in December. Sutskever, who said the AI industry had reached what he called “peak data,” predicted a lack of training data will force a shift away from the way models are developed today. Indeed, Musk suggested that synthetic data —...