According to Oxfam, South Africa is the most economically unequal country in the world - the wealth of the two richest citizens outstrips that of the poorest 50 per cent of the population. Twenty years after the end of apartheid, why is that so? Hardtalk speaks to Jay Naidoo, leader of the South African trade union movement during the liberation struggle and a cabinet minister under President Nelson Mandela. Why hasn't freedom reduced inequality?