The Disappointing Truth About Lexus' New Hoverboard

By now you've probably seen the latest video of Lexus' hoverboard technology, a two-minute spot produced as part of their "Amazing in Motion" advertising campaign. The board itself is incredibly cool--literally--the technology relies on superconductors, cooled using liquid nitrogen to somewhere below -200°C, and as a result it emits a trail of futuristic-looking fog (actually condensing water vapor) wherever it goes. Unfortunately, the video, which shows a number of skateboarders trying out the...