October 11, 2012 marks the 70th birthday of one of the doyens of Indian film and Bollywood — Amitabh Bachchan. DNA lists 10 landmark films out of more than 100 great movies that the superstar has acted in. Just as wine gets older with age in the same way Amitabh Bachchan’s film career has seen ups and downs and has improved with time. He has...