From the General Rules: "Our moderation (in general) is NOT up for public discussion or to be questioned either. If you have issues with any member of the Arachnoboards Team, take it up in an email or PM."
In regards to your suggestion:
Comments on "Reviews" are not allowed. Replies are allowed for the reviewer and the person being reviewed.
"Warnings" are open for replies by others who have their own first hand experiences to add. Replies that are not first hand information regarding the person being discussed in the warning will be removed as they are inappropriate content. This is stated in the rules for the Warning Forum which can be found here.