100 percent FDI in defense will be a good Idea if the progress in defense weapon is increased and cost is kept under control. Because the entire costs of these arms will be born by the country. Let India learn lesson from othe leading countries and should try to have cost control mechanism. Let us see how much India can increase cost efficiency by going in such a root. Manufacturing military hardwares under strict supervision of the Indian Government will be good ideas if the cost control can be achieved.