Looking forward to trying it out myself. It's sort of like iPhoto books for text.
Quark could take a cue from Apple regarding some of the interactive features of Pages, such as live dragging, and user-designed templates as easy as those demo'ed.
Having been an Apple user since the 80's, I thought that they would never see the 21st Century. It thrills me to see how Apple has evolved and where they seem to be going.