Want to find a restaurant that won’t give everyone food poisoning, or the perfect accommodation for a city break? Online reviews can help—but they come with flaws https://www.economist.com/business/2025/08/14/should-you-trust-that-five-star-rating-on-airbnb?taid=69f10d1d05fd1e0001604223&utm_campaign=editorial-social&utm_content=discovery.content&utm_medium=social-media.content.np&utm_source=voante