The End of Syntax
Rafay A.Engineering signal in the AI noise. Architecting the future of software.
| Platform |  | Pricing | Freemium | Publishes | Daily |
|---|---|---|---|---|---|
| Issues | 42 | Founded | 7 months ago | Last Issue | 3 days ago |
| Active | |||||
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postsyntax.substack.comLatest Issues
You're Evaluating RAG on Questions You Already Know the Answer To
What This Post Covers
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The golden dataset selection bias — why the very act of building a golden set makes it easier than production.
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The Coverage Illusion — the gap between synthetic query distributions and real user queries, a...
Why Senior Engineers Are Losing the Middle Ground
If you are a software engineer, let’s talk about what’s actually happening to your job.
Not the abstract version. Not “AI will change everything” hand-waving or “engineers will always be needed” reassurance.
The specific, data-grounded,...
The Agent That Can't Explain Itself Won't Survive the First Audit
What This Post Covers
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Why “the model decided” fails every audit question, internal and external.
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What auditors actually ask — and why the honest answer to most of them is currently “we don’t know.”
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The compliance landscape...
Context Is a Cache, Not Memory
You have a mental model of what the context window is. You use it every day. You’ve built systems around it.
The mental model is wrong, and it’s costing you.
Here is what you believe, probably without having said it out loud: the context...
Your RAG System Is Serving Stale Data Without Knowing It
What This Post Covers
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Why the split architecture is a distributed system — and what that means for correctness.
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The four consistency anomalies your pipeline produces right now.
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Why the retriever can’t see the problem — and...
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