Abishur Prakash is a geopolitical futurist at the Center for Innovating the Future in Toronto. His new book 'The Age of Killer Robots' lays out the possible outcomes as countries move towards deploying autonomous drones and robots in warfare. He talks about the weaknesses of algorithms, the current battle for AI supremacy between China and the US and how Saudi Arabia might transition from an oil-based economy to a self-sufficient technology hub as data becomes the new oil.