public function checkEmergencyBreak()
    {
        if ($this->disabled === true) {
            // Tell them, everything is OK!
            return false;
        }

        if (static::$allIsOk === false) {
            // This has failed before!
            // No need to check again!
            return true;
        }

        return $this->checkMemory() || $this->checkRuntime();
    }