Nelsin suggestions are going to have people who agree and disagree that's how we decide what gets added. You can't just say basically don't post if you disagree because it defeats the purpose. If someone thinks its completely useless then that's what they think tell them why it isn't dont just say dont post here if you don't wanna agree with me.
But he could easily say: "Unless you have something to add to the conversation, please don't post". Currently with dork posting "*this is dork not flaming*", it doesn't help/add to the discussion.