data.day
Issue #01 — Initial Commit

Field notes on data architecture, privacy, and control.

We write the hard, practical parts of data work: architectures that survive reality and trade-offs behind privacy. No hype.

03 Mar 2026  · diligence Elena Dossier

The Spreadsheet Q&A That Became a Discovery Trap

Answering diligence questions in a loose Excel sheet is a trap. Without evidence, your answers are just opinions that breed more questions. Anchor every response to a document.

25 Feb 2026  · risk-management Ingrid Pipeline

Cloud Dependency Is a Cost, Not a Convenience

We rented our infrastructure. Then the internet went down. The crew stood still. The cloud is a landlord. You need to own your operations.

19 Feb 2026  · automation Ingrid Pipeline

If We Copy-Paste It Twice, We Automate It

We call it 'Admin.' It is actually waste. Moving data from Excel to SAP is not a job for a human. It is a structural defect in your operations.

Don't trust the hype.
Trust the method.

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