No need for conspiracy theories for what can be explained by human frailty. Press reports tend to imply he is losing physical and mental ability. Leaders step down when they are no longer able to lead. It would also explain his intention to hide himself from the world. Best guess is some signs of dementia. We all die at least once, If we are lucky, it's not too soon and we are ourselves for the duration. Not everyone is lucky that way. Wanna kill these ads? We can help!