Ann: Borborema Optimisation Study Delivers Outstanding Results, page-7

No idea who they have been talking to or how advanced such discussions are, but there's been very few deals in the space in recent years, and a lack of exploration, so we must be due for companies to run the ruler over some commercial projects needing funds.
I asked more about why they didn't run jurena on the cheap, having guys with drlls chasing the veins. they answered that majors have been buying up all around us, so a targeted drilling campaign could add a lot of value.