To somewhat further your point, take a look at /r/greentext and /r/4chan. While the posts themselves are only somewhat racist, the comments that accompany them

To somewhat further your point, take a look at /r/greentext and /r/4chan. While the posts themselves are only somewhat racist, the comments that accompany them are disgustingly edgy and juvenile - they're not being downvoted however. I don't think anything is likely to be done to these subreddits.