Which pioneering e-commerce feature, first widely implemented in 2013, revolutionized book discovery by analyzing reading patterns and creating the 'If you enjoyed this, you might also like' recommendation system?

The publishing industry has undergone a dramatic transformation with the rise of e-commerce platforms. From traditional bookstores to digital marketplaces, the way readers discover and purchase literature has fundamentally changed. This poll tests your knowledge about the technological innovations that have revolutionized how literary works reach their audiences through modern retail channels.

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Neural network-based sentiment analysis of reader reviews
Collaborative filtering algorithms based on collective reading behaviors
Blockchain-verified author authentication systems
AR preview technology allowing virtual browsing of physical books