The world has changed. Not just the virtual world, that dance of pixels on our screens. The physical world, too: its houses, its energy, its infrastructure, its medicines, its hard tech. How different this era is from the opening decades of the twenty-first century, which unspooled a string of braided crises. A housing crisis. A financial crisis. A pandemic. A climate crisis. Political crises. For years, we accepted homelessness and poverty and untreated disease and declining life expectancy. For years, we knew what we needed to build to alleviate the scarcities so many faced and create the
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