When and by whom was the concept of the Hyperloop transportation system first unveiled to the public?

In the world of transportation innovation, few concepts have generated as much excitement as the Hyperloop. This high-speed transportation system promises to revolutionize how we travel between cities. Test your knowledge about this groundbreaking product innovation that could transform the transportation industry and potentially replace traditional rail systems for medium-distance travel. Do you know which company pioneered this technology and when it was first unveiled to the public?

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Elon Musk and SpaceX in August 2013
Richard Branson and Virgin in October 2015
Jeff Bezos and Blue Origin in March 2014
Larry Page and Google X in January 2012