Quick Eye Test



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Count the number of F's in the following text:



FINISHED FILES ARE THE
RESULT OF YEARS OF SCIENTIFIC
STUDY COMBINED WITH THE
EXPERIENCE OF YEARS



Managed it? 


Scroll down only after you have counted them! 










OK?


How many?







Three?









Wrong, there are six - no joke! 



Read again! 




FINISHED FILES ARE THE
RESULT OF YEARS OF SCIENTIFIC
STUDY COMBINED WITH THE
EXPERIENCE OF YEARS



The reasoning is that the brain cannot process the word "OF". 


Incredible or what? 

Anyone who counts all six F's on the first go is a genius.

 
Three is normal.

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