> The initial door reveal is misdirection by an informed host, such that it has no effect on the odds, which are always, players choice of door is 1/3 Yes, exa

> The initial door reveal is misdirection by an informed host, such that it has no effect on the odds, which are always, players choice of door is 1/3 Yes, exactly. Which means when you switch, the host is effectively allowing you to choose both the other doors, which gives you 2/3 odds.