Which innovative retail technology was first implemented by Amazon in their Amazon Go grocery stores, revolutionizing the checkout experience in food retail?

The food retail landscape is rapidly evolving with innovative technologies transforming how consumers discover, purchase, and interact with culinary products. From AI-powered inventory management to blockchain food tracing, technological advancements are reshaping the grocery and specialty food retail experience. Test your knowledge about cutting-edge retail technology in the food industry with this challenging trivia question!

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Just Walk Out technology (computer vision and sensor fusion)
RFID Smart Shelves (radio frequency product tracking)
Biometric Payment Systems (facial recognition payment)
Digital Price Tags with Dynamic Pricing (AI-based pricing optimization)