I just wanted to chime in from Stack Overflow here and let people know: we are aware of the issue. And we're NOT okay with it. We're trying to sort out how to kill the audio behavior now. It's not very straightforward to find where it's coming from, but we are working on it. We've also reached out to Google for their assistance in tracking it down. If anyone can offer advice, we'll more than happily take it. - Nick C…
Google has is currently as far away from their previous world famous "don't be evil" corporate culture.
Other examples are AMP where Google wants to make it harder to de-individualise URL's. This is being driven to an extend where Chrome on Android makes it harder to edit the URL.
Or games like Egress or PokemonGo, which in my opinion helps Google constantly update their WiFi SSIDs-To-GPS-location database.This database is rhen furthermore being used to track users location through a little permission called "WiFi Control", which also can not be found in the regular App Permissions settings entry.
To me WiFi-Control sound nothing like location tracking. But I have to admit, I am not a native speaker. Therefore I might be misunderstanding something.