The social forum plugin is updated and here are the changes. Quoted from vbulletin.org


History
1.4.0, 27th May 2008
- Added: If a group has a linked forum the grouplisting has the last post date and count of postings (with permission check).
- Added: Recent threads in linked forum on group home
- Added: Private groups: Link to forum only shown to members of group
- Changed: Enabled permissions for unregistered usergroup. Unregistered Users are not more explicit denied without a check of it's usergroup

1.3.1, 23th May 2008
- Fixed: Not existing array

1.3.0, 23th May 2008
- Added: Permissions are now active. This includes read/write public and private (moderated/invite only) socialforums and creation of forum. Please check permissions for every usergroup! As this needs two additional queries on every page you can disable this.
- Added: Checks for permission before the creation link will be displayed
- Changed: Default View Age set to "Show all Threads"



Im sure someone will have use of the private forums, but admins and supervisors can read them so please follow the rules.

Why not regular mods?