The suicide-bombings that have killed scores of people signal how the Taliban will struggle to rule Afghanistan; meanwhile the rest of the world’s jihadist outfits are drawing lessons from the chaos. The swift reversal of an explicit-content ban by OnlyFans, a subscription platform, reveals a growing tension between pornography producers and payment processors. And the many merits of 3D-printed homes.For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/intelligenceoffer
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