2008, Whet Moser, "Not dead yet", Chicago Reader, 23 September 2008:
And also: sometimes you just want to look at pictures, so I wanted to share my and my fiancee's gripe that the Trib's comprehensive Emmy red carpet photo gallery could stand to have wider pictures, kthxbye.
2010, Christopher Moore, Bite Me: A Love Story, William Morrow (2010), →ISBN, page 179:
Kthxbye. Being immortal rocks! I can type like demon speed! Fear me! L8z.
Much to the dismay of those who failed to acquire tickets quickly enough, the festival’s verified Twitter account cockily announced, “no we don’t have any passes left to release, kthxbye.”