public static function version($version, $format = "Y-m-d h:i:s")
  {
    if(!$version instanceof TeamSpeak3_Helper_String)
    {
      $version = new TeamSpeak3_Helper_String($version);
    }

    $buildno = $version->section("[", 1)->filterDigits()->toInt();

    return ($buildno <= 15001) ? $version : $version->section("[")->append("(" . date($format, $buildno) . ")");
  }