public function saveFromCache($ID, $Destination)
    {
        /* Get the raw picture from the cache */
        $Picture = $this->getFromCache($ID);

        /* Do we have a hit? */
        if ($Picture == null) {
            return false;
        }

        /* Flush the picture to a file */
        $Handle = fopen($Destination, "w");
        fwrite($Handle, $Picture);
        fclose($Handle);

        /* All went fine */
        return true;
    }