I've been interested in VR for a long time now, and it looks like it might finally gain some traction with the Oculus Rift shipping soon. If you don't want to wait, here's a guide for building your own VR headset.
Sorry for the missing week, and for the abundance of links instead of original work. I started a new shift at work, and have a backlog of stuff I wanted to share. Original essays will be forthcoming :)