River of Gods by Ian McDonald
August 15th, 2047. Happy Hundredth Birthday, India...On the eve of Mother India's hundredth birthday, ten people are doing ten very different things. In the next few weeks, all these people will be swept together to decide the fate of the nation. From gangsters to government advisors, from superstitious street-boys to scientists to computer-generated soap stars, River of Gods shows a civilization in flux - a river of gods