Most persistent optical illusion EVER

From: Eliezer S. Yudkowsky (sentience@pobox.com)
Date: Tue Oct 29 2002 - 18:44:25 MST

This is the most persistent optical illusion I have EVER encountered.

http://www.mayeticvillage.com/QuickPlace/project_green/Main.nsf/h_Index/6A2397B6F1B3DCB1C1256C4000357CE8/$FILE/image001.jpg?OpenElement&1033033489

Thanks to Michael Raimondi for this one. 

-- 
Eliezer S. Yudkowsky                          http://singinst.org/
Research Fellow, Singularity Institute for Artificial Intelligence

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