My latest hacks:

SWYM: Share What You Make

Frustimonials: Anti-testimonials for things that frustrate you



I'm a programmer and businessman based in London (UK), currently working on a shopping app called Giniji.

In the past, I built Pretty Graph and also wrote a book on making graphs in R.

I mostly like to build things to solve my own problems.

The video of my talk at HN London

Articles

The most important lesson from Steve Jobs

Why I decided to start yet another shopping startup

What I've learnt from giving and receiving product feedback