VR has a time lag issue which I personally think is unfixable. I do not believe we have systems which can react in real-time without something morally akin to an uncanny valley glitch, somewhere in the processing loop.<p>Make it 120hz. make it HD. make it as good as you like, I am really sure that for the forseeable future computing ALL the asynchronous real-world event changes and arranging for them to arrive at the right time, compared to your own movements is functionally impossible.<p>A later thread speaks to the specific torture test: simulate being in a stadium for all 100,000 people and show ME the one person who is waving a giant hand I want to look at, out of 1000, against the game play on the field. You've now got to martial 100,000 events, render them into my view, and focus on a random singleton in real-time against game play, no matter how I move my head. Simulataneously, for everyone, with other async events taking place beside me, or in another sense-space.<p>Either you glitch the VR experience, or you put me on delay.<p>Zuckerberg swung the company to deliver an experience which was never going to score 8 out of 10 for average user experience. It was always heading to 3 out of 10. He should have put it into a sub-division and spent his personal risk money on it, not bet the company.