Hopefully in the near future (https://nfc-forum.org/news/2024-07-nfc-forum-defines-next-generation-of-contactless-user-experience-with-multi-purpose-tap/ https:

Hopefully in the near future (https://nfc-forum.org/news/2024-07-nfc-forum-defines-next-generation-of-contactless-user-experience-with-multi-purpose-tap/ https://nfc-forum.org/news/2024-07-nfc-forum-defines-next-ge...) you would just need to tap you phone once, and get your ID passed to the scanner, along all the tickets for that venue & time. No more opening app, and showing different tickets and IDs. That would clear that argument.