public function get_default_path() {
		if ( ! defined( 'ABSPATH' ) ) {
			throw \RuntimeException( 'ABSPATH constant is not defined.  Something is very wrong!' );
		}

		$default_path = $this->default_path;
		// Allow to change this in wp-config.php or elsewhere.
		if ( defined( 'QB_CUSTOM_THEME_PATH' ) ) {
			$default_path = QB_CUSTOM_THEME_PATH;
		}

		$result = ABSPATH . $default_path;

		return $result;
	}