That's already happening, and people already do. However, until it's proven that using LLMs to create content isn't categorically more profitable than using hum

That's already happening, and people already do. However, until it's proven that using LLMs to create content isn't categorically more profitable than using humans (which can be the case when the product is inferior, depending on the margins) then it isn't going to matter what people want. If 90% of the market is shit, people will learn to like the taste of shit.