The world's wealthy movers and shakers have gathered in the ski-resort of Davos, as plunging oil prices and turbulent markets, fuel fears of a new economic meltdown.

"People in countries across the global south don't need 'saving' by the likes of Bill Gates. They want justice and not charity, with changes in the unfair trade rules and tax legislations that mean that these countries are systemically impoverished."

Anti-poverty campaigners have launched an online video game satirizing Bill Gates' global philanthropy and featuring a pixelated version of the billionaire flying across stereotypical African landscape.