We have studies that show that negative communities and comment sections actually hurt: http://www.cnet.com/news/popular-science-silences-its-comments-section/ and can make people mistrust the truth http://arstechnica.com/science/2015/02/dont-read-the-comments-they-can-make-you-mistrust-real-experts/
Both of which are not good. So yes, we will remove them because it does better the community.
It's a summary/commentary taken directly from the court document, read it for yourself: https://www.scribd.com/document_downloads/256195669?extension=pdf&from=embed&source=embed&reddit=fucked
Shady as fuck.