Some apps depend on location information and that can change when the app isn’t running (think alert system or apps that track stuff). But even for these, I don

Some apps depend on location information and that can change when the app isn’t running (think alert system or apps that track stuff). But even for these, I don’t see why they can’t wake up and go back to sleep after 5 seconds, and leave all the heavy lifting to a server in the cloud that can send a notification if anything more serious is necessary.