Which innovative POS feature has specifically revolutionized ticket purchasing in major train stations across Europe since 2019?

Modern transportation hubs are increasingly adopting sophisticated point-of-sale systems to streamline operations and enhance customer experiences. From airports to train stations, bus terminals to ferry ports, these systems are transforming how travelers purchase tickets, book services, and navigate transportation networks. Test your knowledge about the cutting-edge POS innovations revolutionizing the transportation industry!

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Biometric authentication allowing passengers to purchase tickets using facial recognition technology
Augmented reality interfaces showing real-time seat availability on 3D train models
Cryptocurrency payment options with instant blockchain verification
Voice-activated ticketing kiosks with natural language processing capabilities