biggest economy. i will be discussing all of that with these two. there they are, the head of one of south africa s leading business groups, hotels with a top priority for any new government has to be fixing the basics, electricity, water and transport. also, the man in charge of economic policy for the democratic alliance. as the second biggest party, they are said to have an influential say in the future of south africa. plus, working harder in your work day. the big boss of the us software giant that helps power netflix, levi s and fedex tells me why ai will bring a step change in human productivity. wherever you arejoining me wherever you are joining me from around the world, once again, a warm welcome. this week, we are focusing on south africa, one of the most advanced economies on the continent, but one with huge challenges for the new government to get to grips with. unemployment, power cuts and infrastructure are just the start. that is despite the imf, the internati