Yes, I for one. As a former 25 year TV Broadcast Professional, there's no way I would trust this idiot with an ear promoter. It takes a seasoned, practiced pro to use one properly. It's extremely difficult to focus on your own thoughts, or what anyone else around you is saying, when you have someone talking in your ear. Worse, it's extremely difficult not to talk back, or mouth back, or in some way be betrayed by subconscious body language to the voice in the ear. Even her eyes would give it away. This is just rumor and nonsense from people who have no clue about working with prompts.
You neglected to consider she wasn’t always in frame. Easy for the TD and her producer to coordinate offscreen prompts.
“It’s extremely difficult to focus on your own thoughts...”
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There’s all the refutation needed to debunk your argument, She has no thoughts.