This does not refute the GP. All of those 50 bling buttons are like a honey pot for bad designers. And if MS did not offer them? People would whine about them not being in.
I'm a product manager for an IDE. The tool offers no component for adding gauge graphics to the app being built. What do customers ask or? How do you think they'd react to "gauges are chart junk and you'll just use them to create design abominations"? So yeah, gauges are on the roadmap. *sigh*