FIELD NOTES · A GROWING REFERENCE
NEW TO GROUNDWORK?
Field Notes for
the curious.
Permanent, source-backed explanations of the systems beneath AI. Read them in order or arrive only when a weekly story raises the question.

FOUNDATIONS · BEGIN ANYWHERE
THE INDEX WILL GROW
One useful question
at a time.
New Field Notes join the collection when they serve a real weekly story—not to make the library look full.
- 04
What happens inside a data center?
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Why can AI involve water?
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What does model size mean?
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What is a context window?
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When does a smaller model help?
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How do location and time affect electricity impact?
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What can companies measure more honestly?
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