Special guest Mad Dog Hall joins the show from Brazil

In this episode, the host introduces a special guest, Mad Dog Hall, who joins the show via a difficult phone connection from Brazil. They discuss Mad Dog's involvement with Linux and the GPL, as well as his work in Latin America promoting free software. Mad Dog talks about his projects, including designing and manufacturing a mini computer similar to Raspberry Pi, and a sensor computer for gathering data. The host then asks Mad Dog about his thoughts on Microsoft's position in the open source space, and he shares his perspective on their relationship with open source and free software. Mad Dog emphasizes the importance of reciprocal licenses and the benefits they bring to users and developers. The conversation also touches on the challenges of enforcing copy-left licenses, as well as the potential for more cases to come up in the future.