Hm, let's just see what are the other "authorities" here and there, like in Firefox.
Strangely, I don't know ANY of them either, and nobody can proove anyone they never did anything wrong. Many would trust more their grocery cashiers that some m...
The major issue is that you pay the same price, if not more, for a worse hardware.
Usually disabling all "ads", "tracking", "analysis" and "appmeasurement" services and receivers won't do any harm for apps you don't want to disable completely.
Edit : "telemetry" too.
It's because its badly tagged.
Here it is :