Visible crew/equipment: For a moment during the Bond/Graves sword fight (after Graves shatters the glass case, nearly impaling Bond), we get a brief glimpse of the stunt doubles for both actors. (00:55:35)
Visible crew/equipment: When Gustav is interviewed by a lot of journalists watch the window on the car and you'll notice a round screen used for lighting. In the opposite shots none of the press members holds one.
Answer: By this stage, it's become a habit.
J I Cohen