Good discussion, except for the word “error”. An error is what happens in early January when you accidentally write the wrong year at the top of a check or a letter. What Mann did when he created and analyzed data to support a pre-selected conclusion was more akin to putting the wrong year at the top of a check or a letter to manufacture an alibi; he lied.
No matter that the temp is going up or down, the hockey stick will show rising temps.
It is, and always was, a knowing fraud by the lefty groups.