Technology has changed the course of human life. From mid of 18th century to the mid of 19th century technology developed and the world witnessed sea change in quality of human life. During last two decades of the last century technology developed so rapidly that the world depicted in science fictions almost became reality. It changed the social values, altered our ideas of morality and changed human to human relationships. In coming three decades, how technology is going to be? With the threat of global warming, climate change, rise in sea levels, rise in the levels of CO2 and other green house gases, frequent hurricanes and droughts how man is going to be? How will his life be? How rising population is going to be fed? How we are going to solve the problem of energy? How will we provide clean and potable water to everybody? How health care will be? These are some of the questions we ponder over. "Mega Tech – Technology in 2050" provides answers to these questions and assures the reader of safe, decent and prosperous future.

Based on the idea that it can be useful to consider the longer term, it encourages us to be more thoughtful about the technologies we are building and their implications on our world, three decades from today.

The book is a collection of essays by eminent writers. Many of them are either regular contributor to "The Economist" or are closely associated with the weekly. Two science fiction stories are also included in this volume. They depict the world of tomorrow. The essays in the book deals with the various issues mankind is facing and tells reader that technology is going to resolve the issues we are worried of, which make the reader to think about these and many more questions.

Overall the book is a journey to the future. It is a journey that assures us of safe and decent life. Thanks to "The Economist" for bringing out this thought provoking peep in to the future. It assures us that it is certainly not going to be a leap in the dark.