PlayNET was an American online system for Commodore 64, launched in 1983. It used PETSCII and pixel graphics. It was bought by QuantumLink, who later turned into AOL.
h/t: Tim Koch
Scott E Fahlman suggests a use of :) and :( in September, 1982. This happened on a bulletin board at Carnegie Mellon University in Pittsburgh, USA. It caught on pretty fast, and in November there were already several variations.
There are many older examples of emoticons, but this is likely what popularized emoticons as we know them today.
Reliefs by Ellen Marx, ca 1980.
#Teletext for All. Mark Cook’s’advertising flyer dating from c.1982, via.
Park Avenue (teletext soap) at ORACLE Teletext ITV p126 (1988-1991), created by Robbie Burns. Via.
In November 1981 in UK, Kenneth Baker, the Minister for Information Technology, proclaimed 1982 as “Information Technology Year, IT-82” to support the use of IT, like teletext and viewdata. via
Oracle Teletext 1980s, via.
ATASCII animation by Alan Kirk, 1986. Also uses custom characters. More info & ATASCII-videos at Break Into Chat.