Try this puzzle:
Please read this sentence and count the Fs:
FINISHED FILES ARE THE
RESULT OF YEARS OF SCIEN-
TIFIC STUDY COMBINED
WITH THE EXPERIENCE
OF YEARS.
How many do you see?
On first reading most people only see three. However, the answer is actually
Please read this sentence and count the Fs:
FINISHED FILES ARE THE
RESULT OF YEARS OF SCIEN-
TIFIC STUDY COMBINED
WITH THE EXPERIENCE
OF YEARS.
How many do you see?
On first reading most people only see three. However, the answer is actually
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