27 August 2005, 13:35 by mark hoekstra

illusion? ILLUSION!

This is one weird optical illusion… stare at the black cross for a while and all of a sudden the empty space becomes a green dot and after that all the purple dots seem to disappear! creepy…


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As mentioned in the Message from Mark's family this site has been made static. This means that it will be no longer possible to comment on his ideas and projects, but that we all can continue to cherish his creativity.

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