A) Are not more complex. It's still just a Location Icon.
Clearly explains the Privacy Scenario.
B) For those that are alert to the color, provides
more information that can be very valuable.
There seems to be a deeper concept here - creating user interfaces that add information for experts without introducing any more complexity for beginners - kind of like the RSSI indicators you have for WiFi - they show you are connected _and_ how strong (roughly) a connection you have.