diff --git a/src/com/silverwrist/venice/core/impl/PersonalMailSend.java b/src/com/silverwrist/venice/core/impl/PersonalMailSend.java
index a3c87f7..85ef2c6 100644
--- a/src/com/silverwrist/venice/core/impl/PersonalMailSend.java
+++ b/src/com/silverwrist/venice/core/impl/PersonalMailSend.java
@@ -18,7 +18,6 @@
 package com.silverwrist.venice.core.impl;
 
 import com.silverwrist.util.*;
-import com.silverwrist.venice.core.internals.UserBackend;
 import com.silverwrist.venice.except.*;
 import com.silverwrist.venice.svc.internal.GlobalSite;
 import com.silverwrist.venice.util.MailSend;
diff --git a/src/com/silverwrist/venice/core/impl/UserContextImpl.java b/src/com/silverwrist/venice/core/impl/UserContextImpl.java
index a893336..740c3d8 100644
--- a/src/com/silverwrist/venice/core/impl/UserContextImpl.java
+++ b/src/com/silverwrist/venice/core/impl/UserContextImpl.java
@@ -31,7 +31,7 @@ import com.silverwrist.venice.svc.ServiceControl;
 import com.silverwrist.venice.svc.internal.GlobalSite;
 import com.silverwrist.venice.util.*;
 
-class UserContextImpl implements UserContext, ServiceProvider, PropertyProvider, UserBackend
+class UserContextImpl implements UserContext, ServiceProvider, PropertyProvider
 {
   /*--------------------------------------------------------------------------------
    * Static data members
@@ -87,7 +87,7 @@ class UserContextImpl implements UserContext, ServiceProvider, PropertyProvider,
   UserContextImpl(GlobalSite globalsite, EnvEngine env)
   {
     this.globalsite = globalsite;
-    this.env = new EnvUser(env,this,this);
+    this.env = new EnvUser(env,this);
 
   } // end constructor
 
@@ -1710,17 +1710,6 @@ class UserContextImpl implements UserContext, ServiceProvider, PropertyProvider,
 
   } // end propGetBoolean
 
-  /*--------------------------------------------------------------------------------
-   * Implementations from interface UserBackend
-   *--------------------------------------------------------------------------------
-   */
-
-  public void saveMRU(String tag, Object data)
-  {
-    mru_cache.put(tag,data);
-
-  } // end saveMRU
-
   /*--------------------------------------------------------------------------------
    * Operations private to implementation package
    *--------------------------------------------------------------------------------
diff --git a/src/com/silverwrist/venice/core/internals/EnvUser.java b/src/com/silverwrist/venice/core/internals/EnvUser.java
index 2aeb348..84ca288 100644
--- a/src/com/silverwrist/venice/core/internals/EnvUser.java
+++ b/src/com/silverwrist/venice/core/internals/EnvUser.java
@@ -52,7 +52,6 @@ public class EnvUser extends EnvEngine
 
   private ServiceProvider usersvc;     // the user service provider
   private PropertyProvider userprops;  // the user property provider
-  private UserBackend user;            // the user backend object
   private SecurityMonitor sm;          // security monitor at this level
 
   /*--------------------------------------------------------------------------------
@@ -60,12 +59,11 @@ public class EnvUser extends EnvEngine
    *--------------------------------------------------------------------------------
    */
 
-  public EnvUser(EnvEngine parent, ServiceProvider usersvc, UserBackend user)
+  public EnvUser(EnvEngine parent, ServiceProvider usersvc)
   {
     super(parent);
     this.usersvc = usersvc;
     this.userprops = (PropertyProvider)(usersvc.queryService(PropertyProvider.class));
-    this.user = user;
     this.sm = (SecurityMonitor)(getGlobalSite().queryService(SecurityMonitor.class));
 
   } // end constructor
@@ -75,7 +73,6 @@ public class EnvUser extends EnvEngine
     super(other);
     this.usersvc = other.usersvc;
     this.userprops = other.userprops;
-    this.user = other.user;
     this.sm = other.sm;
 
   } // end constructor
@@ -204,12 +201,6 @@ public class EnvUser extends EnvEngine
 
   } // end getProps
 
-  public final UserBackend getUser()
-  {
-    return user;
-
-  } // end getUser
-
   public final int getUserID()
   {
     return userprops.propGetInt("id");
diff --git a/src/com/silverwrist/venice/core/internals/UserBackend.java b/src/com/silverwrist/venice/core/internals/UserBackend.java
deleted file mode 100644
index 22739e0..0000000
--- a/src/com/silverwrist/venice/core/internals/UserBackend.java
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * The contents of this file are subject to the Mozilla Public License Version 1.1
- * (the "License"); you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
- * 
- * Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
- * WARRANTY OF ANY KIND, either express or implied. See the License for the specific
- * language governing rights and limitations under the License.
- * 
- * The Original Code is the Venice Web Communities System.
- * 
- * The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
- * for Silverwrist Design Studios.  Portions created by Eric J. Bowersox are
- * Copyright (C) 2001 Eric J. Bowersox/Silverwrist Design Studios.  All Rights Reserved.
- * 
- * Contributor(s): 
- */
-package com.silverwrist.venice.core.internals;
-
-import com.silverwrist.venice.except.DataException;
-
-public interface UserBackend
-{
-  public abstract void saveMRU(String tag, Object data);
-
-} // end interface UserBackend