Ina FriedAdd Axios as your preferred source tosee more of our stories on Google.Illustration: Lindsey Bailey/AxiosProminent AI researcher Luke Metz has joined Meta's Superintelligence Labs, a source familiar with the matter confirmed to Axios.Why it matters: Metz is the latest leading researcher to jump between multiple rival frontier labs as part of the ongoing AI talent wars. Driving the news: Metz, who left OpenAI in 2024 to join Mira Murati's Thinking Machines, had rejoined OpenAI earlier th...