headtracker / mag lens / macro lens (linaccess at yokoy.de)

[Mitch Bradley]

linaccess at yokoy.de wrote:
> I tried not to move my eyes but my head and looking to the four corners and the center of the XO display. The display is very small so I moved my head really not to much ...
>
> Maybe I have got a knot in my brain. 
>   

I'm pretty sure that if I had to keep my head still to avoid moving the 
mouse, I would have a knot in the back of my neck after a short time.  
Whether the knot would then travel to my brain, I don't know.  :-)