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A little test illustrating a quick loss of objectivity.

Step #1: try to figure out what is shown on the picture below. If you know the answer, click on the picture.

The mysterious shape

Source: test from the book The design of everyday things Link points to external site

Page added on 4th January 2003, and updated on 1st April 2003.

Copyright © 2002-2005 Marcin Wichary
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