: Photo: Gene J.
Puskar/AP
With three simple keystrokes, Scott Fahlman brought a smile to the internet.
In a 1982 message board post, Fahlman, a computer scientist at Carnegie-Mellon University, proposed using typographical smiley faces to mark jokes and clear up confusion about writers' intentions.
With his simple proposal, the emoticon was born .
Fahlman's smiling shorthand (and its frown-face equivalent) started a wave of internet expression that's spilled over into the real...
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