Add wording to integrate discussions from p2581r2

[ruoso]

I ended up using slightly different terms in order to make the text easier to understand. I also had to add a bit of context before talking about the command line arguments.

You can see the rendering with this change reflected in Section 3

Closes: #11 Fixes cplusplus/papers#1241

[Bigcheese]

Approved at the December 16th 2022 meeting.