Most of the effort so far is a battle of paperwork trying to hand off responsibility and covering your own behind.
Another regulation with good intentions, vaguely worded and broadly applied results in massive red tape for companies that have no control over the use/source of these materials.
Unless you employ significant penalties for anyone using conflict minerals, they will continue to be moved about and sold.
If you have inspectors who show up and take samples at random, you can begin to identify and police the people who "don't" care.
Just a thought.
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.