I think that the thumbs down that we have is sufficient. A Blue negative smilie may encurrage too much fighting
You guys do know that right below this thread (in the compotition section) there is a thread for this...hey I just looked and there are a lot we should add from the thread down there.
Im sure they will get to it when they can, they always have a full plate as it is...Not exactly a top priority task tbh...