Why do queries for NSEC3 records fail to return the NSEC3 record?

FAQ.xml

@@ -17,7 +17,7 @@
  - PERFORMANCE OF THIS SOFTWARE.
 -->
 
-<!-- $Id: FAQ.xml,v 1.44 2008/08/27 02:34:48 marka Exp $ -->
+<!-- $Id: FAQ.xml,v 1.45 2008/09/09 05:02:38 marka Exp $ -->
 
 <article class="faq">
   <title>Frequently Asked Questions about BIND 9</title>
@@ -1056,6 +1056,21 @@ empty:
       </answer>
     </qandaentry>
 
+    <qandaentry>
+      <question>
+	<para>
+	  Why do queries for NSEC3 records fail to return the NSEC3 record?
+	</para>
+      </question>
+      <answer>
+	<para>
+	  NSEC3 records are strictly meta data and can only be returned in
+	  the authority section.  This simplifies processing and removes
+	  the paradox of a NSEC3 record proving it's own non-existance.
+	</para>
+      </answer>
+    </qandaentry>
+
     </qandadiv> <!-- General Questions -->
     
     <qandadiv><title>Operating-System Specific Questions</title>