Today, eBay revealed a nifty new piece of augmented reality software that makes use of both the front-facing iPhone X camera and Apple’s ARKit framework. By tracking head motions using the 3D sensors in the TrueDepth camera, which is the same hardware that enables Apple’s Face ID unlock feature, eBay developed a way to transmit input commands by just moving your head.

The system, which eBay is calling HeadGaze, seems to work similarly to eye tracking, although it would understandably be less precise than a fully featured eye-tracking kit. Given its primary business of helping people sell products online, eBay’s demo video illustrates how HeadGaze can be used to do hands-free online shopping, and just glancing at certain parts of the…

Continue reading…