Are AI Tools Worth Paying For? What the Data Actually Says
1B transactions: AI apps convert 52% better but retain 30% worse. Is ChatGPT Plus or Claude Pro worth paying for?
Posts about productivity
Vibe Coding: What It Is and Why 90% Do It Wrong
Vibe coding is real and growing. It also has serious problems. No-hype guide: tools, mistakes and how to use it right.
AI Maturity: Less Code, More Focus
Mature AI means less code, not more. The shift isn't smarter tools — it's knowing when to stop engineering and focus.
The copilot lie: why 95% of companies aren't seeing results
Studies from METR, MIT, and CMR show AI isn't delivering promised productivity gains. What successful companies do differently.
17% of Basque Companies Use AI — and They Earn 8.7% More
While 95% of AI pilots fail globally, the Basque Country shows a model that actually works. Analysis of the BAIC 2025 diagnosis.
50 ChatGPT Prompts That Actually Work (2026)
Collection of tested prompts for work, study, coding, and creativity. Copy, paste, and adapt.
Don't be a fanboy of any model
A year of real data using AI to code. My Cursor usage graph and why I jumped from model to model.
My Claude workflow: no lost context, free docs
My system for keeping Claude on track during long conversations and getting free documentation out of the process.
Using AI cost $1000. Now it costs $1. What's your excuse?
AI costs dropped 1000x in two years. If you're not using it, it's not about money. It's fear, ignorance, or laziness.
AI won't take your job. Someone who uses it better will.
Excel has been around for 40 years and hardly anyone masters it. AI will be the same. Your edge isn't the tool—it's how long you've been using it.