I found this test, not really a joke just didnt know what section to put in, have ago and post your result, and then a week or so i'l tell you how many there actually is.....
Count all the F's in this sentence, ONLY ONCE.
FINISHED FILES ARE THE RE-
SULT OF YEARS OF SCIENTIF-
IC STUDY COMBINED WITH
THE EXPERIENCE OF YEARS
Good Luck, lol.