Trade-offs · The exclusion list · Element
The cost
What each exclusion gives up.
The part
What it is
An exclusion with no cost is not a trade-off. Naming what is being forgone is what makes it a real choice rather than a preference dressed as strategy.
It also prepares the argument for when the excluded option returns looking attractive.
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.
The other elements in the exclusion list
The exclusions
Each thing the strategy rules out.
LearnThe boundary
Where the exclusion stops — the edge cases it does not cover.
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