The author gripes about the the scrolling direction of the mouse being matched to the scrolling direction of the trackpad. And then says: >Unfortunately, the s

The author gripes about the the scrolling direction of the mouse being matched to the scrolling direction of the trackpad. And then says: >Unfortunately, the settings are linked; you can't have >different values for each kind of input device. This turns out not to be true, you can indeed making scrolling different on the mouse and the trackpad. The trick is that link is only one way: changing it for the mouse changes it for the trackpad, but not vice versa. So by changing them in the right order you can make them do what you want. Confusing, but at least you can get it to work.