Because humans need metaphors and analogies for everything that seems new, and also because the grass tends to be greener on the other side, the construction of software is often compared to the construction of physical buildings — civil engineering and architecture, in particular, are often invoked as metaphorical reference points. This talk is a reflection on my recent experience with renovating a building in Lisbon, and my own condo inside it, and how this physical construction project relates, or not, to software development.