When Facebook released its Oculus Rift headset in 2016, officially bringing virtual reality to store shelves for the first time in decades, it was the talk of the town in the tech industry. But in the three years since, CEO Mark Zuckerberg -- who said he's on a quest to get 1 billion people to use VR -- has dropped the price on its headsets a few times and declined to share any sales data on the Rift. And app developers say they're not selling enough copies of their VR programs and games to succeed.

All told, it's been near impossible to tell whether the rest of the world really cares much.

Read more at CNET.