Which retailer launched the first innovation lab that pioneered the 'Just Walk Out' cashierless shopping technology, now licensed to other retailers worldwide?

Retail innovation labs serve as experimental playgrounds where companies test cutting-edge technologies and concepts before wider implementation. These tech incubators have been responsible for numerous breakthroughs in the shopping experience, from cashierless checkout to augmented reality fitting rooms. But how much do you know about which retail giants are leading this innovation race? Test your knowledge about a major retail innovation breakthrough that changed the industry.

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Amazon (with its Amazon Go stores)
Walmart (with its Intelligent Retail Lab)
Target (with its Target Forward initiative)
Kroger (with its Culinary Innovation Center)