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The timing of the deletion is what seems suspicious. On the other hand, it could be related to Christian Rudder's somewhat disastrous keynote at CHI (the largest academic human-computer interaction conference) last week:

https://www.reddit.com/r/chideviance/comments/8eenaj/people_...

https://www.reddit.com/r/sciences/comments/8edxm3/controvers...

But anyway I agree that this topic is gasoline-soaked and unlikely to produce much of value.