slurp

Mull is fine if you use the divestos repo directly, but the f-droid version is behind

I tried PCAPdroid recently and that seemed good

Sounds like you were engaging in whataboutism and that was the problem

The actual article says that the new thing is that it allows consumers to revoke access to information after the fact.

Look into Gadgetbridge, as that allows the bypass of proprietary apps for some trackers