1982: At precisely 11:44 a.m., Scott Fahlman posts the following electronic message to a computer-science department bulletin board at Carnegie Mellon University:
19-Sep-82 11:44 Scott E Fahlman :-)
From: Scott E Fahlman I propose that the following character sequence for joke markers: :-) Read it sideways. Actually, it is probably more economical to mark things that are NOT jokes, given current trends. For this, use: :-(

