Rio Tinto, the world's second largest mining company, already has autonomous trucks and trains. They've been at it for some time now[0]. Even with a massive bu

Rio Tinto, the world's second largest mining company, already has autonomous trucks and trains. They've been at it for some time now[0]. Even with a massive budget and highly controlled environments (trains don't have to follow lanes, after all) it's proved to be quite difficult. [0] http://www.riotinto.com/australia/pilbara/mine-of-the-future-9603.aspx http://www.riotinto.com/australia/pilbara/mine-of-the-future...