woah, i diddnt look at the directions so i thought it was pretty lame at first. But then i concentrated on the X in the middle and all the purple dots went away. WTF?!?!

I think is somethin to do with a blind spot in your eye, not really sure though
acrca Reviewed by acrca on . Check This Out http://www.patmedia.net/marklevinson/cool/cool_illusion.html I am home from school today due to a rock slide in the canyon:dance: ... anyways, I stumbled upon this illusion and am wondering why this happens? Can anyone explain it? Rating: 5