As an Indian, I'd say this kind of "SJW" rhetoric serves no purpose other than causing a reactionary change -- of more normal people favoring extreme right wing instead, and leaving a bad impression about the total social justice thing.
This article is actually an excellent example of this in action: by any objective standard SSC was a pretty liberal blog, but the NYT cherrypicked 4 quotes from 1700+ articles where he dared to deviate from dogma and used them to paint him a Nazi.
> The New York Times Guild Once Again Demands Censorship of Colleagues