Flour, oats, yeast—just a few months ago no one imagined there might be shortages of food staples such as these. But with the advent of Covid-19, a sense of uncertainty arose. As the virus broke out in different countries and governments responded with restrictions on public life, gaps began appearing on supermarket shelves.
Faced with an unknown virus, many people wanted to be certain at least of a well-stocked refrigerator and pantry. So far, so human. But the sudden rush to…
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