Which retail innovation is credited with introducing the first successful algorithm-based book recommendation system that revolutionized how readers discover new titles?

In the intersection of literature and retail, innovation has created new ways for readers to discover and engage with books. From specialized bookstore algorithms to revolutionary business models, the book retail landscape has transformed dramatically in recent decades. Test your knowledge about a groundbreaking development that changed how we buy and discover literature!

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Barnes & Noble's 'Browsery' platform (1998)
Amazon's 'Customers Who Bought This Also Bought' feature (1998)
Borders' 'Personal Reading Advisor' kiosks (2001)
Book-of-the-Month Club's 'Reader Profile System' (1996)