private function HasMatches($extend, $haystackSelectorPath){

		if( !$extend->selector->cacheable ){
			return true;
		}

		$first_el = $extend->selector->_oelements[0];

		foreach($haystackSelectorPath as $hackstackSelector){
			if( !$hackstackSelector->cacheable ){
				return true;
			}

			if( in_array($first_el, $hackstackSelector->_oelements) ){
				return true;
			}
		}

		return false;
	}