I bought a Roomba so I would have more free time, and then spent all my free time hacking my Roomba. I consider this a very solid set of decisions.
I made the original Thingometer during a leaders’ debate in the run up to the 2015 UK election, to allow people to create a hybrid party leader who could truly represent their views, or to visualise polling data in the worst imaginable way.
A look at the silly Twitter accounts I have programmed my Pi to run, and the logic behind them (such as it is).
In 2016, I helped Katie Steckles and Matt Parker build the Megapixel, a digital display made out of transparent plastic and red, green and blue OHP markers. This is my writeup and dive into the calibration maths.