its not about the shape of the earth its about perspective... Tesla undoubtedly was the most brilliant scientific mind of the modern era, his work created the entire modern power grid. Further we have only merely tapped into surface ice relative to the potential of the iceberg that is Tesla's entire body of work... coincidentally do you know who examined his lab and his papers upon his passing? DONALD TRUMPS UNCLE who is a science genius with MIT. Are we going to get to see some unreleased inventions next four years?