As horrendously user hostile as that is, the use case here seems to be you find ...

jakear on Aug 20, 2022 | parent | context | favorite | on: App Store doesn't accept “too simple” apps

As horrendously user hostile as that is, the use case here seems to be you find an event to attend when in service range and want to check back on it when you’re nearby, which may be out of service. The 7 day expiry wouldn’t be hit.