More and Oliver James Montgomerymore countries around the world are moving away from cash. India's recent announcement that it'll get rid of its highest denomination bill brings back memories of a disastrous experiment to invalidate most of its currency in 2016. But is the country ready for a world with less cash? And what can the rest of the world learn from its experiment.

Today, we tell India's demonetization story and look at the drawbacks of a completely cashless society.

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