Which retail technology innovation holds the Guinness World Record for 'fastest adoption rate by consumers' in retail history, reaching 50 million users in just 19 days?

The retail landscape has been transformed by technological innovations, with some breakthroughs setting world records for their impact on consumer behavior and sales. This trivia question explores a significant retail technology world record that changed how consumers interact with products. Test your knowledge of the intersection between world-breaking retail technologies and consumer psychology!

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Amazon Go's cashierless store technology
Apple Pay's contactless payment system
Pokemon Go's augmented reality shopping experience
Alibaba's facial recognition payment system