I don't know how useful it would be, but I did do a write-up on the Xaela when Heavenward dropped. It's not terribly informative, and it answers none of your questions, but what the hell? Here it is.
Each man longs to pursue his dream. Each man is tortured by this dream, but the dream gives meaning to his life. Even if the dream ruins his life, man cannot allow himself to leave it behind. In this world, is man ever able to possess anything more solid, than a dream?
-Berserk
