Well, when one of the big arguments is whether Diamond absolves European colonialism, and in a later book he does exactly that, that does lead me to assume less

Well, when one of the big arguments is whether Diamond absolves European colonialism, and in a later book he does exactly that, that does lead me to assume less good faith even in a previously written book. [EDIT: Note the title is "Jared Diamond: A Reply to His Critics". While the substance of the post is about GGS, the title is about Diamond. I think his other 'work' is fit for discussion under this title.]