Which major retailer launched its innovation lab called 'Store No. 8' to develop technologies that will transform the future of retail?

Retail innovation labs are where companies experiment with cutting-edge technologies before bringing them to customers. These labs serve as testing grounds for everything from AI-powered shopping assistants to augmented reality fitting rooms. Many major retailers have established innovation hubs to stay competitive in the rapidly evolving retail landscape. How well do you know these corporate incubators that are shaping the future of shopping?

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Walmart
Target (which actually has 'Target Forward' as its innovation initiative)
Amazon (which uses 'Lab126' for device innovation)
Kroger (which operates 'Kroger Labs' for its innovation efforts)