Board Thread:General Discussion/@comment-34786354-20170705173459/@comment-1038387-20170728163319

Citrusellaeditswikis wrote: That's literally the only time it's ever needed to be used on that wiki AFAIK, but depending on the policy and audience of a wiki, it makes enough sense.

I've had to do it a couple of times when people put spoilers in edit summaries. But yeah, the legitimate uses for this (or hide revision) are few.