public static function getFormattedMaximumUploadSize($max_upload_size)
{
// I have to reduce the second parameter (sensitiveness) from 6 to 4
// to avoid weird results like 512 kKib
list($max_size, $max_unit) = self::formatByteDown($max_upload_size, 4);
return '(' . sprintf(__('Max: %s%s'), $max_size, $max_unit) . ')';
}