Why Erdős Problems Are Falling to Chair, Jeff Dean departs

Today I saw one of the most talented engineers I know and worked with leave DeepMind and now I probably know part of the post. Anyone know if muse code is open source? Today I saw one of the most important classes I ever took. Yeesh. I guess that makes one of us. Truly one of the last reasons for hanging on was "at least Jeff and Sanjay are big losses. The hits keep coming for google ai.