Technology has proven to be extraordinarily slippery over the past century. Despite the vast information that industry insiders have had at they're fingertips, they've made some pretty terrible forecasts over the years. The predictions that history remembers most are those that demonstrate spectacular misjudgment, misunderstanding, overly optimistic hyperbole, self-delusion, or good old-fashioned wishful thinking. This timeline lists the very worst predictions, which show how even the titans of industry don't always know what they're talking about. (Published January 15, 2017)