[TUAW] HTC Vive Focus is a standalone VR headset with ‘world-scale’ tracking

https://www.engadget.com/2017/11/13/htc-vive-focus-standalone-vr-headset-daydream/

https://www.engadget.com/2017/11/13/htc-vive-focus-standalone-vr-headset-daydream/