New Delhi, May 7 -- When India first braved a foreign OEM to design, develop and manufacture an advanced submarine (of contemporary time), there were only a handful of countries, even in the West, to match the requirements of India. Today in Asia there are five countries (Japan, China, South Korea, Taiwan and Turkey) that have the capabilities to develop and manufacture indigenous submarines. But India is still struggling to have what India dreamt back in the 1970s! In the quest to have "the best," India not only just did not explore the full potential of the indigenous "good," but also invested financially huge margins with only limited return. The original Type 209-1500 could have been taken forward in parallel to the Kalvari Class. This ...