Please see
https://news.ycombinator.com/item?id=27397695 about degrees of freedom and Von Neumann elephants. I have no knowledge of what's going on at MS, but it is a complex enough system to generate endless datapoints. What makes them significant is that
we pick the ones to single out as meaningful. (Edit: by "we" I mean anyone, of course.)
To be clear, I don't care about $BigCo, only HN; and if there's any actual evidence that this whole thing was anything other than randomness playing its usual tricks on the hivemind, that would actually be interesting and on-topic for HN. But note those words "actual" and "evidence".