--- a/doc/book/en/devrepo/repo/sessions.rst	Wed Sep 22 10:35:34 2010 +0200
+++ b/doc/book/en/devrepo/repo/sessions.rst	Wed Sep 22 12:14:54 2010 +0200
@@ -3,16 +3,11 @@
 Sessions
 ========
 
-There are three kinds of sessions.
+There are two kinds of sessions.
 
 * `user sessions` are the most common: they are related to users and
   carry security checks coming with user credentials
 
-* `super sessions` are children of ordinary user sessions and allow to
-  bypass security checks (they are created by calling unsafe_execute
-  on a user session); this is often convenient in hooks which may
-  touch data that is not directly updatable by users
-
 * `internal sessions` have all the powers; they are also used in only a
   few situations where you don't already have an adequate session at
   hand, like: user authentication, data synchronisation in