This article is a part of a series in which the Financial Times asks leading commentators and policymakers what to expect from a post-Covid-19 future
The writer is a former director of the US National Economic Council
Many parts of our lives will change after Covid-19, including the places we go, the people we see, how we travel and how we pay for it all. For the past five weeks I have not touched a single coin or banknote, instead relying exclusively on electronic payments systems and credit cards that only I touch.
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