--- a/master/eltindex.html	Mon Aug 20 15:30:38 2012 +1000
+++ b/master/eltindex.html	Mon Aug 20 15:41:39 2012 +1000
@@ -20,6 +20,10 @@
 
 <p>The following are the elements in the SVG language:</p>
 
+<p class="issue">This includes elements from other specifications, such as all
+the filter primitives defined in Filter Effects.  Should we just list the elements
+defined in this document?  Or perhaps identify which are defined here versus elsewhere?</p>
+
 <edit:elementindex/>
 
 </body>