Performer sort order frame defines a string which should be used * instead of the {@link ID3_Frame_TPE2} performer frame for sorting purposes. * * @package php-reader * @subpackage ID3 * @author Sven Vollbehr * @copyright Copyright (c) 2008 BEHR Software Systems * @license http://www.opensource.org/licenses/bsd-license.php New BSD License * @version $Rev$ */ final class ID3_Frame_TSOP extends ID3_Frame_AbstractText {}