Yep! Definitely. We don't (yet) show cursors and who is connected like google docs does, but you do see changes replicated to all windows / users in real time.

Yep! Definitely. We don't (yet) show cursors and who is connected like google docs does, but you do see changes replicated to all windows / users in real time. You can even see your own real-time changes from API calls in realtime while looking at your book.