“Past predictions about the future oftentimes fail miserably – or at least produce a few giggles. In 1949, Popular Mechanics predicted that future computers would at least ‘weigh no more than 1.5 tons.’ … [But] Asimov, writing for the New York Times about the 1964 World’s Fair, was nearly spot-on with a few predictions for what would turn up at a 2014 World’s Fair.”