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Coronavirus is putting the power of private philanthropy to the test

Nicolás Rivero

On a rainy Saturday morning in early March, Joe DeRisi and Eric Chow were hauling a $90,000 robot down 16th Street in San Francisco’s Mission Bay neighborhood. The machine, a 150-pound cube of dull gray metal crucial for running medical tests at a high volume, was perched on a plastic cart, with scrap cardboard taped…


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