GDM leadership reset

Google DeepMind restructured its leadership with Demis Hassabis stepping back to focus on long-term strategy while Koray Kavukcuoglu takes operational control. Concurrently, Discovery Loop launched with top AI researchers aiming to automate scientific discovery. Meta released Muse Spark 1.2 and Muse Code, advancing AI coding agents with co-trained models and persistent agents for improved tool use.