LKE towards TOP-5, page-5960

Working at scale. Nowhere thats what revolutionary innovations are all about if they were already working then by definition they wouldnt be revolutionary innovations.
Water is not destroyed it is put in the atmosphere (when using ponds) but it is lost to the aquifer. Again, I would not like to be the CEO of a company that bought lithium from a producer who was in conflicted with the locals over environmental destruction.
Yes, re-injecting spent brine back into the aquifer will dilute the lithium in the aquifer, but these aquifers are huge, and it should not be a problem for many decades to come.