Book Review: ‘Cashless Nation’ by Santanu Paul and B. Sambamurthy

Book Title: Cashless Nation
Author(s): Santanu Paul and B. Sambamurthy
Publisher: Penguin Business
Number of Pages: 336
ISBN: 9377300517
Date Published: Aug. 26, 2026

Book Review

“Cashless Nation” by Santanu Paul and B. Sambamurthy offers a fascinating account of how UPI changed the way India handles money. What may now feel like a simple scan-and-pay action is shown to be the result of years of planning, experimentation, setbacks, collaboration, and persistence. The book traces the journey across different governments, institutions, banks, and technology teams, making it clear that UPI was not created overnight. Its story is as much about people and institutions as it is about technology, and that makes the book particularly engaging.

The real charm of the book lies in the story behind the technology. UPI is not presented simply as a digital payment system, but as an idea that had to earn trust and find its place in everyday India. From banks and regulators to small businesses, street vendors and people in remote areas, the book shows how this transformation unfolded step by step. It makes the reader see just how much effort, patience and collaboration went into making a quick scan-and-pay transaction feel so effortless.

The anecdotes and easy writing give the story the pace of a thriller, while the larger picture reveals an important lesson: technological success depends not only on good software, but also on the ability to adapt, build trust, solve problems, and bring different groups together. The emphasis on inclusion also makes the story more meaningful, especially in showing how the informal economy became increasingly connected to formal financial systems.

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More than a story about UPI, “Cashless Nation” is a story about the making of a digital ecosystem and the many people who helped shape it. It acknowledges both the vision behind the system and the years of effort that made its widespread adoption possible. While issues such as cyber fraud and the risks of growing digital dependence receive less attention, the book remains an informative and highly readable account of one of India’s most significant technological transformations. For anyone who wants to understand what lies behind the effortless digital payments of everyday life, this is an engaging and worthwhile read.

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