There isn't room.
Opinions are one thing, but this is categorically wrong. Ignoring for a moment the fact that from a practical standpoint there will always be as much room as the authors desire for something like this to occur, 40k is quite literally a setting that revolves around forgotten knowledge; it's a core tenet of the universe. Speaking as a historian, you'd be shocked at how easily information is corrupted and how quickly narratives go awry without any purposeful malevolence or negligence on the part of primary sources. I experience this as readily working with Herodotus as my colleagues do sifting through reports written by WW2-era soldiers the very day of a major engagement.
I'm guessing you may not be pleased at this development but there's little point in waving your hands around and saying it can't happen. As of right now, barring a twist of unprecedented
Edited by Marshal Loss, 06 April 2020 - 02:16 AM.