25th Birthday of Smiley!
September 19, 2007
The smiley turns 25 yesterday. 
Twenty-five years ago, Carnegie Mellon University professor Scott E. Fahlman says, he was the first to use three keystrokes — a colon followed by a hyphen and a parenthesis — as a horizontal “smiley face” in a computer message.
Entry Filed under: knowledge. .
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