Actually they will reduce the comment's score too, it just won't show. The difference is that if it is showing -4 and someone upvotes it, it won't neccesarily g

Actually they will reduce the comment's score too, it just won't show. The difference is that if it is showing -4 and someone upvotes it, it won't neccesarily go to -3, because it's actual score could be much lower.