Render destination snapshots with Ponder

README.md

@@ -26,9 +26,9 @@ right-clicking with an empty hand. Sneak-right-click with an empty hand to take
 the book back and restore the vanilla lectern. Breaking a Book Stand drops both
 the stored book and a vanilla lectern.
 
-Version 0.1.4 establishes a Ponder-backed destination-preview boundary and an
-animated loading view. Transmitting a destination snapshot and rendering its
-actual blocks as the rotating scene is the next preview iteration.
+Bound Linking Books request a small, server-validated snapshot around their
+destination and render its blocks as a rotating Ponder scene on the left page.
+The snapshot is visual only; the server independently validates every link.
 
 ## Requirements