On this very special episode of simply elementary we are joined by the one and only Avi Romanoff. Avi is a coding wizard who is responsible for much of the work that has gone into elementary OS. We learn what he's been up to at university, discuss design and cognitive science, and chat about the importance of open source. Then, we take the wraps off of a top secret project that the elementary folks have been working on, named Houston. What could it be?