In the following video segment from this week's Week in Review, host Chris Hill sits down with Motley Fool analyst Austin Smith to talk about an idea catching headlines this week -- the Hyperloop. While only a speculative idea at the moment, the proposed system, dreamed up by entrepreneur Elon Musk, would be able to transport riders from Los Angeles to San Francisco in 35 minutes. Austin explains in this video why having entrepreneurs out there like Musk, the CEO of Tesla Motors (TSLA 3.49%), enacting ideas like this one, means that anyone who is long-term bearish on the markets today is a fool, with a lower-case f.