LOL, positive now aren't we? You're probably right though and and we're back at just another day at the office. Applying cautiousness, suspicion and being skeptical is all it takes. Those who go 'now looky here' none can save anyway as it will be too late when they scream for help for the most.
RS1 killed off my hobby computer's firewall rules in a particularly sleazy way, most Microsoft rules and none of mine leaving me without networking, but I was born a long time ago and have learned my lessons not to trust anything or anyone - Naturally there was a complete image backup as well as complete registry and complete firewall backup before proceeding and so M$ got 5 seconds of my time restoring the firewall rules, no more and it still does not report swat to M$, never will
I'll leave you with what happens when a universal app tries to log into Microsoft store (that's right, no MSMG Toolkit to slim down that computer to LTSB equivalent, I'll fight them on their home turf on this, not mine)
I know exactly what went wrong