The world’s biggest strategy consultant has smaller rivals nipping at its heels. As it nears 100 years old, we ask how it will navigate a tricky AI-inflected future. It is already hard enough to fiddle with travel plans to get the cheapest flight. A new thing to consider? Whether you’re flying solo. And in America, women’s-sports bars are proliferating.Get a world of insights by subscribing to Economist Podcasts+. For more information about how to access Economist Podcasts+, please visit our FAQs page or watch our video explaining how to link your account.