Weird example... The reboot of the Ghostbusters... the Trailer was not well received. Not at all! What a lot of folks didn't know was that while yes, there were posts that were all 'Wimmen Busters?!! WHINE!' and other sexist tripee, but far more comments were about the bad FX, the less than funny lines looking unpromising, and other legit critiques. Well, the studio deleted the comments critiquing writing, or visuals.. and KEPT the Sexist ones so they could manipulate the social justice crowd to defend their product and make it so if you didn't like the trailer you were sexist. And..it worked