</para>
</foil>
-<!--
<foil>
-TODO: talk about linux versions, we have a very good odt for that
+<title>Linux versioning</title>
+<para>
+Another presentation.
+</para>
</foil>
--->
<foil>
<title>Outdated book</title>
</para>
</foil>
+<foil>
+<title>Linux Code Structure</title>
+<para>
+Show Linux Code Layout.
+</para>
+</foil>
+
<foil>
<title>Mechanism and Policy</title>
<para>