W10 metered connection updates
"To do this without a single failed update was literally the "Holy Grail" in IT achievement at the time. (Again, so no different from Windows 7SP1 today or Windows 10)."
A suitable hook to mention that MS are possibly going to circumvent the "metered connection" method of blocking W10 updates. They could be intending to automatically download what they consider essential updates.
http://www.zdnet.com/article/windows-10-fears-that-microsoft-is-about-to-force-updates-over-metered-connections/