User blog comment:Master Sima Yi/"World War II not unlikely for AC III."/@comment-3112758-20101015024252/@comment-3112758-20101016024917

I don't think we're quite grasping what you're getting at then. But the attitude change in Desmond from cold to more open can be explained by his relationship to Lucy. He goes from not knowing what's happening to him to having someone help him. Trust opens him up, not anything from Ezio.