3D TVs are effectively dead — consequently, so is the race to deliver glasses-free 3D sets at home. But that doesn’t mean the technology is entirely useless. Sony’s new Spatial Reality Display (or SR Display), for example, uses eye-tracking technology to render believable 3D objects, without the need to wear 3D glasses or put on a VR headset. It's something CG and VR artists could use to preview their work easily. And no, it's not meant for consumers -- not at its $5,000 price, anyway.

Sony first previewed the SR Display at CES this year, where it was called its "Eye-Sensing