Which retail technology innovation was first introduced by Amazon in their Seattle store in 2016 and has since revolutionized checkout-free shopping experiences?

The retail landscape is constantly evolving with technological advancements transforming how businesses interact with consumers. This trivia question explores a groundbreaking retail innovation that has significantly impacted the shopping experience and business operations. Test your knowledge about cutting-edge retail technologies that are reshaping the industry!

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Amazon Just Walk Out (using computer vision, sensor fusion, and deep learning)
Walmart Scan & Go (using mobile app self-scanning)
Target FastLane (using RFID-enabled shopping carts)
Kroger QueVision (using infrared sensors to predict checkout demand)