Trade-offs · The reasoning record · Element

The argument

The reasoning as it stood when the exclusion was made.

The part

What it is

The value lies in it being contemporaneous. A reconstructed argument is a rationalisation and reads like one.

Recording what was known at the time is what allows a later reader to judge whether the situation has actually changed.

The smallest level

The attributes it carries

Each attribute is one of the framework’s shared types. What a date is, and how it is written, is defined once for the whole model — the note here says what it means in this particular place.