Ale np, when she comes we will be playing
Może mieć właśnie te dwa zanczenia. To od czego to zależy?
Contrasted with the simple “we will play... “(when she comes,) we will be playing…” can communicate two particular qualities of the activity of “our playing: its durativity or its normativeness.
Durativity is simple to grasp.
Normativeness of an activity is short for its being or occurring as a matter of course, e.g., because of its being the norm in some situation as established, regular, expected, and as such often independent of the will of the speaker.