Russian lessons: new and improved war tactics

From infantry to air defences and even electronic warfare, improved strategies and engineering could threaten Ukraine’s counter-offensive plans. How can these ramped-up defences be breached? What would a world of superintelligent AI look like? We use economic theory to conduct a thought experiment. And a tribute to the British novelist Martin Amis.Take our listener survey at www.economist.com/intelligencesurveyFor full access to print, digital and audio editions of The Economist, try a free 30-day digital subscription by going to www.economist.com/intelligenceoffer

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Get a daily burst of illumination from The Economist’s worldwide network of correspondents. Our reporters dig past the headlines to get to the stories beneath—and to stories that aren’t making headlines, but should be. A unique perspective on the issues and events shaping your world.Sign up for Economist Podcasts+ at http://www.economist.com/podcastsplus-intelligence.If you’re already a subscriber to The Economist, you’ll have full access to all our shows as part of your subscription.For more information about Economist Podcasts+, including how to get access, please visit our FAQs page at https://myaccount.economist.com/s/article/What-is-Economist-Podcasts