Vive Pro Eye launches in US, costs four times as much as Rift S HTC had the hottest VR headset out of the gate in 2016, but the thinning margins on consumer hardware thanks to Oculus have pushed them into the enterprise business. Today, the company released the Vive Pro Eye headset, its latest enterprise play that integrates eye-tracking camera to give users an additional input mode and a way for users to signal attention. It’s available in a bundle with SteamVR 2.