public function getDefaultCountry($store = null)
    {
        /**
         * null  = not cached
         * false = couldn't get country from IP
         */
        if ($store === null && $this->country === null) {
            $country = $this->geoService->getCountry();
            $this->country = $country !== null ? $country : false;
        }
        return $this->country ? $this->country : parent::getDefaultCountry($store);
    }