If that is your stance, then there is literally zero privacy anymore. Zilch.

If I’m walking down the street and somebody marks that one person walked down the street, does that invade my privacy?

In that case, how does the concept of privacy even matter anymore? There is none, and there never will be.

If we want a really free and open high quality codec, we should push for opus support via bluetooth

Isn’t the new default codec in BLE Audio LC3 free and open and high quality? And it’s required for BLE Audio support, so there will be more and more devices that support it.