What I do know is...........
Someone figured the ROI was strong enough to develop the processing site.
Someone figured the ROI was strong enough to purchase equipment from Mecru and Liming to have it shipped to Mexico.
You don't know schite from shinola, then. You seem to have fallen for the con, like all you clueless stuckholders.
By the way, 20 tons of low grade tailings, processed, might be worth $800.... A long log truck load of old growth Douglas-fir ---$4000 or so....