A vile lie, I'm sure! Decidedly not something I would welcome people adding to by reviewing the content of data\tips.xml, CERTAINLY not something that I would allow people to disable by unchecking the 'Enable Easter Eggs' checkbox in Global Options!
@kainite: Chummer generally treats weapon stat blocks as only existing in their 'ready to fire' state. As the extra concealability of the Ghost can't be used when it can be fired, we default back to the standard.
@kyoto kid: Can't replicate it in 5.205, I don't recall fixing it recently though.