--- title: A9 date: "2004-04-15T12:00:00Z" categories: - links wp_id: 850 description: I explore Amazon's A9 search engine, which leverages their platform strengths by integrating site reviews, related entries, and persistent search history into the interface to create a more personalized and context-aware web search experience. keywords: [amazon, a9, search engine, web history, search personalization, site reviews] --- Amazon's [A9](http://a9.com/) search leverages what they're good at -- offering reviews of sites, related entries, and recent history.