Such as battery percentage, time, network provider...etc.
Yes, when I added this to previous prototypes the UX Researchers loved it and users didn't know 100% is was a prototype.
But let's make this optional, please. For me it would rather break things then fix them.
@Jonas Leupe: yes please only as an option
Also implement a way to change and animate these.
Yes because it's look like marvel or invision when we jump from scene (not really great)