by Mandy de Waal, The Daily Maverick, South Africa - As LiveAid marks 25 years comes news that a movie will be made about Sir Bob Geldof, the man who made “kwashiorkor kid” the poster child for Africa, reducing a diverse continent into a terrifyingly simple cliché. It’s touted as a film about a man who could “think the unthinkable and achieve the seemingly impossible".