Home theater PCs have taken many shapes and forms, perhaps none more interesting than this Mini-ITX PVR. In part three of its Mini-ITX project, XYZ Computing has turned its Mini-ITX box into a Linux PVR, using Ubuntu and MythTV. This is a lot of computer in a very small package and designing it, putting it together, and then getting it to work was an interesting process. The article is a great guide for people who are interested in their own Mini-ITX Linux PVR, but also goes over the problems and pitfalls.