Yes, the document is stored internally as a linear stream, but from the user's point of view the presentation should be as a reader sees it. Side-by-side edititng is a great example. One of the key principals in good user experience design is providing value - simple, clean functionality that users find useful. Makes me question the new design team's competence. Deleting this feature from Pages was a stupid decision.
I am a loyal Apple user because Apple form always follows function.
