Joomla specific sections in the CiviCRM book

The CiviCRM book contains a great/thorough Drupal and Wordpress integration chapter description.
The Joomla integration section though is very short as is the description of Joomla permissions.
http://book.civicrm.org/user/current/website-integration/integrating-with-joomla/
http://book.civicrm.org/user/current/initial-set-up/permissions-and-access-control/

This should be a priority documentation change.
In terms of sourceforge downloads there are a larger number of Joomla downloads than Wordpress