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Cars are going to drive themselves sooner or later -- so what will we do with all that extra commuting time so we're not stuck twiddling our thumbs? It put test subjects in a super futuristic autonomous car simulation, then assigned them a series of attention-demanding tasks while monitoring brain activity with EEG sensors. The distracting demo was, of course, distracting, making the work more difficult. A report published by Intel and Strategy Analytics last month projects that self-driving cars will create a massive $7 trillion "passenger economy" by 2050, with 250 million hours of commuting time per year dedicated to these new spaces.