If you scratch the surface of the article you will realise that the biggest loser is Chile. This draconian law, if anything, will make investing in lithium production unattractive, regardless where in the value chain one invests.
Until and unless we get better battery chemistries that are not reliant on LI, you're going to find someone who will work with Chile's requirements.
It's a suppliers market and Chile has decided to "eminent domain" their resources and remove private ownership from the game, as is their right.
Yesterday would have been the best time to do this, and now is the next best time. At some point battery chemistries will shift to Na or solid state will take the crown, but until then...