When a problem shows up across three clients, I write about it here.

AI Literacy - What Article 4 of the EU AI Act Mandates and Who Must Comply

Since 2 February 2025, the European AI Regulation (EU 2024/1689, known as the EU AI Act) requires every company in the European Union to ensure that its staff possesses a "sufficient level of AI literacy". There are no exceptions by comp…

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AI Literacy: How LLMs Work Without the Jargon
Aug 20, 2026 15 min

Series · 3 chapters

Trucos rápidos

Quick tips

Trucos rápidos

Quick tricks: Duplicate content

Today: Finding duplicate content on your website using Python and Google Colab

Series · 5 chapters

Digitaliza tu empresa por cero euros

Business strategy

Go digital with zero budget

From novice to sorted in less time than you'd think

Series · 2 chapters

Google Sheets

Google Sheets: Everyday tips and tricks

- 1975 - Altair 8800: first personal computer, no screen or keyboard, just switches and LEDs. - 1979 - VisiCalc: the first digital spreadsheet. 5 columns × 20 rows. Arithmetic + cell references with automatic updates. Written in 6502 Ass…

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Google Sheets: Questions and answers everyone asks
Oct 28, 2024 10 min

Series · 2 chapters

Arquitectura de datos

Data architecture

Arquitectura de datos

Data Architecture: Everything You Need to Know to Get Started

How companies store data is a mess. There are "chaotic organisations" and organisations with "commitment phobia".

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Data architecture: Let's talk about data mesh
Oct 25, 2024 16 min

Standalone articles

Independent reads

How to raise consulting rates without expanding scope: repositioning strategy

The most common trap is assuming you must do more to charge more. A consultant earning €60 an hour imagines that to double to €120 they need to offer extra deliverables, more sessions, expanded scope. Something in the offer must change, …

Jul 23, 2026 15 min

Complete guide to artificial intelligence for businesses: when to use it, when not to, and how to get the most from it

AI is everywhere, chatbots, email, code, reports. Some companies fire staff to replace them with AI. Here's the thing:

Nov 06, 2024 27 min

Gestión de procesos

Process management

Process management: The house of flying AIs

You're not using generative AI properly.

Oct 24, 2024 24 min

Business Strategy: From Niche to Execution

Search "market niches 2024" on Google and you'll get millions of impractical results. The dilemma: you want to grow without losing what makes you different.

Oct 23, 2024 11 min