Skills without commitment does not create a performance culture. A strong performance culture crosses organizational boundaries. Ideally, everyone owns performance.
Value in visibility, but no associated action and no cultural change
It’s useful to know that your home page is slow. But it’s more useful to know that it’s slow because of a third party add on; and even more valuable to know if that’s the best area to expend resources for improvement, given the business goals of the web site.