> I think it has more to do with the various new meanings that have been attached to the word "agent" and the concept of "agency" by software and some parts of west coast culture.

Indeed, agency (the capability to act) and autonomy (the freedom to choose those actions) are separate things.

BTW, attorneys' autonomy varies, depending on the circumstances and what you hired them to do. For example, they can be trustees of a trust you establish.