Pretty much exactly how I see it.
We know varied or cold running temps = increased engine wear
Evans runs hotter so the engine could very well need a timing change or higher grade fuel. (or both)
One of the chemicals involved build up on aluminum after time blocking heat transfer.
These are facts no matter who the funding for the article came from.
Oh, and plus I know how my Wife would react to cooking any water out of it on the stove if I ever need to do that. :D