It was like the old question that film...

The Matrix was based on, how do you tell whether you're just a brain in a jar, experiencing a sophisticated virtual-reality program that is flawless in its execution?
The answer is: you can't. So it actually doesn't make much sense entertaining it.
- Mike Lancaster

My son got a Vive today, it’s a virtual reality headset for his computer. I probably won’t see him again until he’s 85.