QR Codes Are Reshaping Public Transit, But Are They Safe?

The video discusses the evolution and uses of QR codes, highlighting their increased adoption during the COVID-19 pandemic for contactless transactions. It addresses security concerns, especially regarding data safety and the potential risks of shortened URLs. The video also explores the use of QR codes in public transportation systems worldwide, emphasizing the benefits and challenges of accessibility and payment options. Finally, it highlights improvements in transit efficiency, particularly in New York City's express bus services.

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