Probably the old fashioned way :-). I think you would need a human to detect the BS / super passive voice. At some point in the future it becomes impossible to

Probably the old fashioned way :-). I think you would need a human to detect the BS / super passive voice. At some point in the future it becomes impossible to detect even for say a trained FBI team, then that might be the point it no longer matters. Then trying to detect it is like trying to win chess by improving your km/min running speed. You just have to play a different game.