September 4, 2009 by Norbert Haupt
…Or Not?
Posted in Illusions | 2 Comments
Depends on how often you blink.
when i look at the left one, the right one spins in the periphery. and vice versa.
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Depends on how often you blink.
when i look at the left one, the right one spins in the periphery. and vice versa.