Uday Shankar is a picture of calm despite months of hectic deal-making as we meet him in the spacious Viacom18 corner office on the 36th floor of a Mumbai skyscraper. Clad in a blue T-shirt and white trousers far from the formal attire in his previous job, Shankar was looking out at the vast expanse of what was once home to Mumbai’s textile mills when we entered.