Android 10 is a step in the right direction.
https://www.cnet.com/news/android-10-everything-you-need-to-know-about-its-new-privacy-settings/
The better and more technical angle here.
Some scary stuff knowing what use to allowed, too:
> Starting in Android 10, the platform doesn't keep track of contacts affinity information. As a result, if your app conducts a search on the user's contacts, the results aren't ordered by frequency of interaction.
https://developer.android.com/about/versions/10/privacy/changes
This gets into a can of worms -
>>>
Contacts Provider is a powerful and flexible Android component that manages the device's central repository of data about people.
The Contacts Provider is the source of data you see in the device's contacts application, and you can also access its data in your own application and transfer data between the device and online services.
<<<
https://developer.android.com/guide/topics/providers/contacts-provider
I always thought Facebook was what the NSA would create to trick the public into helping build a global database "Six Degrees of Kevin Bacon."
Also, maybe I need a Contact list that is... only me. And keep everyone else I talk to via snail mail, POTS (landline) totally old school.
Because, what I am seeing, is scary and there is no privacy.
Smart phones / not smart