It’s March 2020. Store shelves sit empty, without any toilet paper or cleaning supplies in sight. Tablets and electronic devices are out of stock. Consumers are clamoring for the basics they need to suddenly work and learn from home and live under quarantine. Meanwhile, on Zoom calls and in email threads, company leaders around the world are racing to put in giant orders with their suppliers to speed up supply-chain lags and get products to customers. In the supply-and-demand equation, demand seems infinite.