"He also notes, however, that some diagnostic data may end up going back to Microsoft based on settings, "like any Windows feature.""
Of course Microsoft would never sell any "Diagnostic Data" to third parties for "Quality Assurance" Purposes. We all know it will become mandatory and third parties will get access to our screen shots. What is the upside for consumers? It looks like a plan for Microsoft to create a vast data base of information on Windows users that they can sell to Vendors as the most detailed database of Windows User's habits, hobbies, friends, relatives, politics, spending etc.
I do screen shots in World of Warcraft. I don't do them when I am accessing my retirement accounts, paying bills etc.