Removing content from a discussion IS moderation. That's why the idea is tying a 'reason for moderation' (the reply, or any reply existing at all at least) to

Removing content from a discussion IS moderation. That's why the idea is tying a 'reason for moderation' (the reply, or any reply existing at all at least) to the moderation action. Such a moderation comment might be anything, but the more egregious examples: Illegal content (of some sort); A threat upon persons or property (E.G.); Hate Speech; other things that a reasonable person would agree do not belong with a discussion; or just being Wildly off-topic.