On the other hand, those extractors are operating on licenses issued by governments. So in principle, one could add that do their license, and they would just h

On the other hand, those extractors are operating on licenses issued by governments. So in principle, one could add that do their license, and they would just have to deal with it. A challenge is that the market is global, while licenses are given out by nations. So requires alignment of many nations for it not to be a competitive burden on a few producers.