You must excuse me, I will answer your post in more detail when I have more time (I don't have much this week, preparing for a French exam - I even wrote this post in advance, and right now I comment at the expense of sleeping time...), but I will say that poemless got those five points dead right. *Lunatic*, n. One whose delusions are out of fashion.
the above rant was intended to be a more provocative version...