I may have posted this before --but very neat and amazing, I think. Just got it via email:

"THIS IS CRAZY, YOU HAVE TO TRY THIS! Alzheimer's Test-

Count the "F's" in the following text:

FINISHED FILES ARE THE RE-
SULT OF YEARS OF SCIENTIF-
IC STUDY COMBINED WITH THE
EXPERIENCE OF YEARS ...(see below)

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Managed it ?
Scroll down only after you have counted them, okay?

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Do you think there are three?

How many ? 3?

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Wrong, there are 6 !!--no joke.
Read it again.
The reasoning behind it is further down.

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The brain cannot process "OF".
Incredible or what ? Go back and look again!!
Anyone who counts all 6 "F's" on the first go is a genius.
Three is normal, four is quite rare.

Send this to your friends-it drives them crazy ."

Robert