Which architectural IoT innovation was first implemented by Amazon in their Amazon Go stores that fundamentally changed the physical retail checkout experience?

Modern architectural design for retail spaces has evolved dramatically with the integration of IoT (Internet of Things) technology. Smart stores represent the cutting edge of retail architecture, combining digital capabilities with physical spaces to enhance customer experience and operational efficiency. This poll tests your knowledge of how architectural design and IoT technology are transforming retail environments.

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Just Walk Out technology using computer vision and sensor fusion
RFID-based inventory tracking shelves
Biometric payment terminals with facial recognition
AR mirrors for virtual product try-ons