Delta Chat on Nostr: If the problem boils down to the users allowing UnifiedPush client to run and denying ...

If the problem boils down to the users allowing UnifiedPush client to run and denying the same permission to Delta Chat, then it is not interesting to spend development effort on it as the problem can be solved by allowing DC to run in the background. We do support FCM (besides Ubuntu Touch and Apple) notifications for the phones that do not allow to run apps in background, but there you cannot run UnifiedPush as well.