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dbax
23-10-2009, 9:44am
Ok found this little optical illusion. Well worth a look. If you like you can down load the image and clone the A square into the B square and prove it to yourself.
there is a copyright note that its free to download etc.
http://en.wikipedia.org/wiki/File:Grey_square_optical_illusion.PNG

kiwi
23-10-2009, 9:48am
very cool illusion

Analog6
23-10-2009, 1:28pm
Amazing!