This is why I love open source. In LibreOffice, cruft like this is often removed due to the embarrassment factor.
Since the 2002 TWC initiative, anything from easter eggs to things like that are all very strongly banned, and actively get removed as they're discovered.
In this context it refers to the early 2000s memo/paradigm shift at Microsoft as well as the now-defunct centralized infosec group.
But a bit of googling shows it was part of TWC: https://docs.microsoft.com/en-us/archive/blogs/larryosterman...
Probably not what you intended to say. "Expletive" or "exploit"?