This is a concern of mine as well. I like having some semblance of control of what connections my personally owned devices are making to the outside world. As

This is a concern of mine as well. I like having some semblance of control of what connections my personally owned devices are making to the outside world. As soon as that becomes opaque, and normalized, who knows what data leaks there will be? Given what advertising companies and malicious app developers already try to get away with when it's visible (to motivated technical folks), the opportunities / possibilities are scary. I avoid phone banking as it is...