A History of Short Words

From the New York Times Crossword Puzzle

ATS

Sun, 14 Apr '24
Social media symbols
Tue, 31 Oct '23
@@@
Sun, 15 Oct '23
Symbols in social media handles
Tue, 11 Jul '23
@ @ @
Tue, 2 May '23
Symbols for tagging on Twitter
Sun, 13 Nov '22
Email symbols, informally
Thu, 1 Sep '22
Symbols used for tagging
Sun, 24 Jan '21
Symbols in Twitter handles