Personal Notebook & Thinking Space

Where I share what I'm building, testing & thinking about.

Long-form essays alongside shorter unfiltered field notes on Business AI Automation, billion-row data engineering, and life in Gaborone.

Sandile Desmond Mfazi
Sandile's Digital Notebook

Every post includes interactive checklists, copyable code/prompts, emoji reactions, and an open discussion thread. Click any note below or jump straight into the Stream of Thoughts.

Featured • AI Automation November 2026 • 6 min read

Why Business AI Automation Fails Without Clean Data (And How to Fix It)

Everyone wants autonomous AI agents. Few teams fix the fragmented spreadsheets and broken schemas underneath them. Here is the 3-layer blueprint I use to make AI workflows actually reliable in production.

AI Automation Coming Soon

Automating Risk & Compliance Workflows with Power Platform and AI

Upcoming guide on taking manual corporate risk registers and turning them into automated, AI-summarized operational trackers.

Notify Me → In Draft
Personal Life Coming Soon

My Notion Operating System: Managing Work, Study & Content Creation

How I use my Notion Certified workspace architecture to organize BI consulting projects, YouTube video scripts, and daily habits.

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Data & Tech Coming Soon

Designing Governed Power BI Semantic Models & DAX Calculation Groups at Scale

Architectural patterns for keeping enterprise metrics consistent across departments while keeping cube processing fast and maintainable.

Notify Me → In Draft
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