A taxi driver told me he is learning to trade and needs no maths, statistics or finance. Exchange, regulator and broker data say most people who try lose, practice makes it worse, and the most confident beginners are the most often wrong.
An essay with data · Europe, the US, Brazil and Taiwan, 1991–2026
In 1930 Keynes predicted a fifteen-hour week by 2030. Output per hour has since risen as much as he said it would. The hours barely moved, and most of the money went somewhere else.
A data story · United States and Europe, 1870–2026
The usual rule says owned servers only pay off above 60–80% utilisation. A financial model calibrated to 2026 prices puts the line nearer 52%, and finds most established firms paying for flexibility they never use.
An essay with a model · From my master's thesis, 2026 prices
I'm a software engineer with twelve years in the field. I lead AI and machine learning at a cloud-storage company, where my team builds the kind of photo intelligence you'd expect from a phone maker, at consumer scale. Outside work I read and write about economics.
Before that I studied law and then finance.
I live in Sofia, Bulgaria, and work in English, French and Bulgarian.
I take on a small amount of advisory work for companies putting machine learning into consumer products and designing AI solutions end to end, from model choice to production serving. If that's you, write to me.