Which retail technology innovation was credited with revolutionizing the bookselling industry in the late 1990s, allowing customers to discover new titles through algorithmic recommendations?

The publishing and bookselling industry has undergone dramatic technological transformations in recent decades. From the rise of e-books to sophisticated inventory systems, technology has reshaped how literature reaches consumers. This trivia question explores a pivotal innovation in book retail that dramatically changed the industry landscape and consumer behavior patterns. Test your knowledge of how retail technology advancements have specifically impacted the literary marketplace!

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Amazon's collaborative filtering recommendation system
Barnes & Noble's RFID inventory tracking
Borders' digital kiosks for book ordering
Waterstones' integrated loyalty program analytics