PDO Sqlite functions – still experimental?

Hi! PDO::sqliteCreateAggregate(), sqliteCreateCollation() and ::sqliteCreateFunction() are marked as being experimental[1] since they've been introduced in PHP 5.1.0. Has that been overlooked, or are they really still experimental? [1] <http://php.net/manual/en/pdo.sqlitecreateaggregate.php> <http://php.net/manual/en/pdo.sqlitecreatecollation.php> <http://php.net/manual/en/pdo.sqlitecreatefunction.php>