これはすごい。
バックトウザフユーチャのホーバーボードにちかいもんが
実現している
! 
In August 2015 Lexus unveiled its Slide hover board. To create liftoff, the Slide required a powerful magnetic field on the ground to repulse the board’s interior superconductor, which was cooled by liquid nitrogen. It couldn’t fly over nonmagnetic surfaces like concrete but it did sport a neat vapor trail, and could rise four to five centimeters in the air with a rider onboard.


百聞は一見にしかず。VFXじゃなさそうだ。


コンクリの上に浮いているようにもみえるが。はて?