I say that LLM's are a pacifier. LLM output is to conscious output as a silicone nipple is to a breast.
Sure, at some level, there are some people who at least some times, cannot pecieve a difference. That does not prove that there is no difference or that the difference doesn't matter.
Don't just focus on the model, half the turns in a session belong to the human, it's an instrument that depends on how well the user wields it. It does not need to produce the novel insights, just to support the user to have them.