Anyone watch the show Corporate on Comedy Central. They had an episode where an employee's exclamation point key stop working, so all his Thanks! were just Thanks, so his coworkers thought he was being passive aggressive and looked for subtexts in his emails.

https://www.cc.com/episodes/yu0qm4/corporate-thanks-season-2...

>Matt’s broken “!” key strains his relationship with John and Kate, and Jake and Grace conspire to get rid of the office dog.