Yeah. Lot of comments here are really debating what the word "Some" means. Geography has "Some" impact to "Some" degree. At what point does "Some" become a "

Yeah. Lot of comments here are really debating what the word "Some" means. Geography has "Some" impact to "Some" degree. At what point does "Some" become a "Major" influence. It was a major theme of the book, so if this current study indicates it was not 'major', only 'some'. Guess that is still valuable re-quantification. Think all the methods used in the study are pretty valuable. Whether we agree or not with Diamond, I think this current study is good to quantify it.