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Thinking
out loud

Writing on AI, technology, and financial services. The questions I keep coming back to from my work and from learning in public. Updated as I go.

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Recent writing

Why Attention Is the Breakthrough Behind Modern AI

Modern AI runs on one idea from 2017 called attention. It lets every word look at every other word at once, which is why these models could finally scale.

How the Same AI Engine Becomes Two Different Machines

The same AI engine trained two ways becomes an understander or a generator. Adapting either into a specialist is cheap, and that turns power into a product.

How Human Feedback Turns a Raw AI Into an Assistant

A powerful AI is not automatically helpful, honest, or safe. Human feedback is how a raw model is trained into an assistant you can actually trust.

How AI Learns to Create Images It Has Never Seen Before

Generating a convincing image is one problem solved two opposite ways, a tidy map you sample from and a forgery contest where quality emerges from competition.

How AI Turns Pure Random Noise Into a Finished Picture

The AI behind modern image tools learned one humble skill, removing noise. Run it in reverse from pure static and a detailed picture emerges, step by step.

How Text-to-Image AI Is Assembled From Familiar Parts

The AI that turns a prompt into a picture is not one invention. It is familiar parts wired together, and building one that ships well is a judgement call.

Why the Best AI Model Depends on the Shape of Your Data

Making an AI deeper adds power and fresh ways to fail. The winning move is not one giant model, it is matching the model to the shape of your data.

The Foundations That Quietly Decide Your AI Results

The demo always looks great. Two quiet layers under the model, your tooling and the basic maths, decide whether your AI results hold up or fall apart.

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What this blog covers

Most of the writing here sits at the intersection of AI, technology, and business. I am interested in how things actually work, not how they are supposed to work, and I try to write from direct experience wherever I can.

AI and LLMs Payments and fintech Credit and risk Product thinking Strategy and consulting Learning in public