India, Jan. 16 -- Carlos Ghosn, the former Chairman of Japanese car manufacturer Nissan and one of the only rockstars among senior managers in the automotive industry, spent the New Year in a small cell in a Japanese prison. In fact, it is almost a month since the one-time high-flyer with homes in several cities across the world has given up his life of luxury for prison austerity. He has been accused of financial wrongdoing, by hiding his true income and using company funds for personal enrichment. It is rather strange that the man who will be remembered as the saviour of Nissan, Japan's third-largest carmaker, from oblivion as well as building the Renault-Nissan alliance as a truly global automotive behemoth will leave the stage potenti...