Surprising technologies from the 1950s

Video Channel
Please help us to find bad videos. Broken or unappropriated video content?
Who really invented the Hyperloop? Are their really any new ideas out there or has everything already been invented? A browse through the pages of Popular Mechanics from the 1950s would indicate that there's nothing new under the sun.
Mdp.lt is not the owner of this text/video/image/photo content, the real source of content is Youtube.com and user declared in this page publication as Youtube.com user, if you have any question about video removal, what was shared by open community, please contact Youtube.com directly or report bad/not working video links directly to video owner on Youtube.com. Removed video from Youtube.com will also be removed from here.