It says that apps in the "background" cannot access user input and sensor data. This means that even if the app gains permission in the foreground, it won't hav

It says that apps in the "background" cannot access user input and sensor data. This means that even if the app gains permission in the foreground, it won't have access when the app is running in the background. Note that this use case was extremely rare anyway, but I know Google did this simply to ease people's minds (I know several people on the Android framework team).