<li>Monitor section present</li>
</ul>
</p>
+<p class="note">
+ The <code>/set_surface</code> should be set before this is called. That way
+ The right set of strips will be sent in return (though the default is good
+ for most uses) and feedback will start correctly.
+</p>
<p>
If the surface is using <code>/strip/list</code>, the surface needs to know
if the strips have changed. This would be true if a strip gets moved, created or