public static function sprintt($datatree, $containers, $entry = 'main', $hsr = _ETS_SOURCE_READ, $hcr = _ETS_CACHE_READ, $hcw = _ETS_CACHE_WRITE)
	{
		$ets = new _ets($containers, $hsr, $hcr, $hcw);
		return $ets->build_all($datatree, $entry);
	}