Which transportation company pioneered the first widely successful mobile app that eliminated the need for physical tickets by introducing mobile QR code scanning for passenger boarding?

The transportation industry has been dramatically transformed by mobile commerce innovations in recent years. From ride-hailing apps to mobile ticketing solutions, the way we book, pay for, and experience transportation services has evolved significantly. This poll tests your knowledge about a groundbreaking mobile commerce development that changed how passengers interact with transportation systems worldwide.

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Amtrak (2011)
Masabi with Heathrow Express (2007)
Deutsche Bahn (2009)
Japan Railways (2010)