Krishnan Ramanujam at TCS on the IT services giant's ongoing effort to build cloud ecosystems for customers—Part 2

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Our guest today is Krishnan Ramanujam, president and head of business and technology services at Tata Consultancy Services, India's biggest IT services company. In this concluding part of a two-part conversation, Krishnan talks about TCS's strategy to build cloud ecosystems for customers—as the cloud model starts delivering much more than cost benefits—and the investments the company will need to make for it