@Cabe: "if all the code was free, how would anyone make money?"
By providing support, service and customization -- this is the mainstream approach with Linux related products. But of course, there are a lot of bussiness approaches -- I worked for a company which sold IP for embedded products, so I'm aware of this too ;-)
Drones are, in essence, flying autonomous vehicles. Pros and cons surrounding drones today might well foreshadow the debate over the development of self-driving cars. In the context of a strongly regulated aviation industry, "self-flying" drones pose a fresh challenge. How safe is it to fly drones in different environments? Should drones be required for visual line of sight – as are piloted airplanes? Join EE Times' Junko Yoshida as she moderates a panel of drone experts.