More support for Mueller being flipped and controlled by the white hats.
Fear. The heavy drinking reported, the behavior changes, the stumbling over his words like an absent minded professor. He's acting for some reason.
The White House meeting with Trump and Rosenstein was an obvious marker. I've been of the opinion that he was on team longer and more voluntarily than the plan requires the bad guys believe, for everyone's safety in the meantime.
I could be wrong, but the swirl of facts and behaviors take me there.
https://www.washingtonexaminer.com/news/robert-muellers-friends-think-something-happened-to-him-during-russia-investigation-reporter