What would be neat is a way to "virtualize" permissions. Example: An app asks for GPS. You don't want to give out your location but you still want to use the ap

What would be neat is a way to "virtualize" permissions. Example: An app asks for GPS. You don't want to give out your location but you still want to use the app. So you lie to the app about your location while still sending your real location to your other apps.