When was the first commercial implementation of IoT-enabled 'smart shelves' deployed in a major retail chain?

The Internet of Things has transformed modern retail environments in countless ways. One particularly innovative development has been the evolution of 'smart shelf' technology, which combines sensors, RFID tags, and real-time analytics to revolutionize inventory management and customer experience. This technology represents one of the most significant retail inventions of the past decade, bridging the gap between physical and digital retail experiences. Test your knowledge about when this game-changing technology first appeared in mainstream retail environments.

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2013, by Kroger in partnership with Microsoft Azure
2008, by Walmart as part of their 'Store of the Future' initiative
2016, by Amazon in their first Amazon Go store prototype
2011, by Target's innovation lab as 'Project Bullseye'