The annual United Nations General Assembly is more than just worthy pledges and fancy dinners; we ask where the tensions and the opportunities lie this time around. Last year’s fears of a crippling “twindemic” of covid-19 and influenza proved unfounded—and that provides more reason to worry this year. And why “like” is, like, really useful. For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/intelligenceoffer
 See acast.com/privacy for privacy and opt-out information.