Which innovative retail technology was FIRST implemented by major airlines to revolutionize the in-flight shopping experience in 2019?

The transportation industry has embraced retail technology to enhance customer experiences at various touchpoints - from airports to train stations and beyond. Modern transportation hubs have become sophisticated retail environments, leveraging technology to create seamless shopping experiences for travelers. Test your knowledge about how retail innovation is reshaping the transportation sector!

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Augmented Reality product visualization allowing passengers to virtually try products before purchasing
Blockchain-based loyalty programs that integrate with multiple transportation and retail partners
Contactless payment systems with integrated seat-to-seat delivery tracking
AI-powered personalization engines that recommend products based on destination and travel history