Scientists Have Identified Where Gluten Intolerance Beginssciencealert.com4 ポイント·投稿者 hsuresh·2 年前·0 コメント
hsuresh·16 年前·議論I agree with you. The only times i have wanted to downvote was to mark some comment as spam and/or troll. Given that we have a 'flag' link on comments, i don't see a need for downvote, except to undo a upvote.