Humanity may split into two sub-species in 100,000 years' time as predicted by HG Wells, an expert has said. Evolutionary theorist Oliver Curry of the London School of Economics expects a genetic upper class and a dim-witted underclass to emerge.Yes... I think this is already happening. Dubya, Kim Jong Il, Paris Hilton, the ozzie guy who said women are meat and men are cats. Why the hell does the "dim-witted underclass" have all the power? just had a scary thought... maybe they're not the dim witted ones.... oops.