All of this is true, and LLMs' nature as stochastic parrots mean that they'll do pretty much nothing to stem the tide. Journalism needs to be somewhere between the USPS, USAID, and local school boards: a network of local and independent offices, funded mostly by guaranteed government grants, reporting judiciously and independently of how the content squares with any particular group's interests. And if anyone wants to curate that feed, fine, but the feed would be there for all to peruse.