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Insights · High Digital

A high-level look at what's moving in digital.

We pair what we're seeing on real client projects with the wider data to document the trends worth a closer look — across data engineering, AI, custom software and digital strategy.

92 articles
data-leakage
Data products25 February 2026

Don’t Cheat: Proper Splitting and Avoiding Data Leakage

We have now arrived at the most dangerous phase of the data preparation pipeline.

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alchemy
Business intelligence (BI) analytics17 February 2026

Alchemy for ML: Turning Raw Data into Signal

If data cleaning is the science of ML preparation, Feature Engineering is the art.

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the-great-cleanup
Data products10 February 2026

The Great Cleanup: Handling Missing Values, Duplicates, and Errors

Welcome to the unglamorous reality of Machine Learning. While Data Scientists love to talk about algorithms, they spend the vast majority of their time here, in the “Janitor Work” phase.

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getting-to-know-your-data
Artificial intelligence (AI)3 February 2026

Sherlock Holmes Mode: Getting to Know Your Data

In Part 2, we discussed the importance of labelling your data to create a ground truth. Now that we have our dataset, the temptation is to immediately start “fixing” it.

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data-labeling
Artificial intelligence (AI)27 January 2026

The Ground Truth: Strategies for High-Quality Data Labeling

In Part 1, we discussed why data preparation is the bedrock of Machine Learning. Now, we enter the most critical phase of that preparation: Creating the Ground Truth.

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why-data-prep
Artificial intelligence (AI)20 January 2026

Garbage In, Garbage Out: Why Data Prep is the Real Work of Machine Learning

There is a romanticised version of Machine Learning (ML) that exists in movies and marketing pitch decks. In this version, the hard work is the “AI” itself, complex neural networks, cutting-edge algorithms, and futuristic code.

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2026-tech-predictions
Agentic AI13 January 2026

10 Tech Predictions for 2026: The Year of the "Agentic" Enterprise Author

2025 was a year of friction for the entire tech industry. We saw the “AI Boom” collide with the reality of legacy infrastructure, creating a gap between expectation and delivery.

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secretary-script
Artificial intelligence (AI)9 December 2025

Why 17th-Century Secretary Script Is So Difficult

Some projects are technical. Some are operational. And every now and then, one is quietly profound.

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Data Center
Artificial intelligence (AI)3 December 2025

When Data Becomes Art

How We See the World: London has a new landmark, and for once it’s not another glazed tower, street installation or temporary sculpture that people take selfies with for a week and forget.

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