It's like oil exploration, there's a cost at which extraction makes sense. Since the price of the resource varies over time, the economics of extraction will a

It's like oil exploration, there's a cost at which extraction makes sense. Since the price of the resource varies over time, the economics of extraction will as well. There's no firm "yes" or "no" to the "Is it worth doing?" question, there's only "worth it / not worth it right now." The much bigger obstacle will be political, breezy as the article is about ownership of lunar resources.