'badtitletext' => 'The requested page title was invalid, empty, or an incorrectly linked inter-language or inter-wiki title. It may contain one more characters which cannot be used in titles.',
'perfdisabled' => 'Sorry! This feature has been temporarily disabled because it slows the database down to the point that no one can use the wiki.',
'perfdisabledsub' => 'Here is a saved copy from $1:', # obsolete?
-'perfcached' => 'The following data is cached and may not be completely up to date:',
+'perfcached' => 'The following data is cached, and was last updated $1.',
'wrong_wfQuery_params' => 'Incorrect parameters to wfQuery()<br />
Function: $1<br />
Query: $2',