Yesterday we did the Print Diamond kata in the Clojure Developers Barcelona group. I paired with Rafa Gómez. We managed to complete a recursive solution to the problem using our usual mix of TDD and REPL-driven development. Later, we showed our solution and realize that, even though, it worked fine, we had to improve the names of some helper functions we had created to make our solution easier to understand. After that, Samuel Lê, presented on the whiteboard (we couldn't connect his laptop to th...