In a similar vein, one someday project is to setup a vector-based (HUD-style) display using a laser projector (http://www.amazon.com/gp/product/B005D6D6DY/?tag=hn2013-20 [affil]) and its SDK (http://www.picop.org/distros discovered http://news.ycombinator.com/item?id=4827130).
Always looking for ideas on reducing eye strain -- looking forward to my Oculus Rift! http://www.kickstarter.com/projects/1523379957/oculus-rift-s...