Why is Apple making Tumblr hide posts with tags like "bald" or "girl"?

I can't find any news outlets reporting on this yet, but here is Tumblr's statement: https://wip.tumblr.com/post/671184848292118528/an-update-on-the-tumblr-ios-app And here is a growing list of words users have discovered are being hidden: https://bannedtags.tumblr.com/post/671610234653048832/a-growing-list-of-banned-tags Can someone explain to me wtf is going on? TC: 185k

An Update on the Tumblr iOS App

work in progress

EDIT: SOLUTION!!!

Tumblr's List of No-No Words