Which groundbreaking e-reader product feature, introduced in 2007, revolutionized digital reading by mimicking the appearance of paper and significantly reducing eye strain?

The publishing industry has undergone dramatic transformation with the rise of digital literature. E-readers and digital platforms have revolutionized how we consume books, changing everything from distribution models to reading habits. This trivia question focuses on a pivotal moment in digital literature's evolution that changed the publishing industry's approach to product development and marketing strategies.

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E Ink display technology
Backlit LCD screens
Text-to-speech conversion
Touchscreen page turning