Index: faq.html
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--- faq.html	(revision 15176)
+++ faq.html	(working copy)
@@ -345,14 +345,23 @@
 
 <p>No.  The "Subversion Filesystem" is not a kernel-level filesystem that
 one would install in an operating system.  Instead, it refers to the
-design of Subversion's repository.  The repository is built on a
+design of Subversion's repository.  The repository is built on either a
 database (currently <a href="http://www.sleepycat.com">Berkeley
-DB</a>) and exports a C API that <i>simulates</i> a filesystem -- a
+DB</a>) or on a filesystem (currently
+<a href="http://svn.collab.net/repos/svn/trunk/notes/fsfs">FSFS</a>)
+and exports a C API that <i>simulates</i> a filesystem -- a
 versioned filesystem.  Thus writing a program to access the repository
 is like writing against other filesystem APIs.  The main difference is
 that this particular filesystem doesn't lose data when written to; old
-versions of files and directories are saved.</p>
+versions of files and directories are saved.
+</p>
 
+<p>You can read more about the Repository Data-Stores in the
+<a href="http://svnbook.red-bean.com/en/1.1/ch05.html#svn-ch-5-sect-1.3">
+Subversion Book</a>
+</p>
+
+
 </div>
 
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