IT is likely that historians will conclude that there was no one reason why the recent riots and looting of supermarkets, shops and warehouses in KwaZulu-Natal and Gauteng, South Africa’s two most economically important provinces, caught up so many generally law-abiding citizens in their slipstream. There were seemingly numerous dynamics at play, from the sheer poverty of numerous black citizens through to the manipulations of social media by supporters of former President Jacob Zuma, angered by his arrest. ROGER SOUTHALL, Professor of Sociology, University of the Witwatersrand However, one explanation which has been touted in various quarters has been that…