Virtual reality seems kinda retro these days -- a future that never

quite materialized -- but I was really into it back in the 90s, and even

bought a VR headset sometime around 1995. Of course, it never worked,

and the company that made it went out of business, and the whole field

sort of went into a coma. I kept the headset on the theory that I could

make a wearable computer out of it for Augmented Reality applications,

but that never came together either, and now AR and ...