A History of Short Words

From the New York Times Crossword Puzzle

NSFW

Fri, 29 Sep '23
Office warning letters
Sat, 8 Jul '23
Link warning
Wed, 31 May '23
[Wait until you're home to click this!]
Tue, 16 May '23
[Warning: Explicit content!]
Sat, 13 May '23
Warning accompanying a link
Thu, 9 Mar '23
Like R-rated pics, in brief
Thu, 13 Oct '22
"Careful where you open this" indicator
Thu, 3 Mar '22
"Office-inappropriate" tag
Sat, 3 Jul '21
Warning made with H.R. in mind