>but people wrote inflated explanations of basic things like this all the time pre-LLM.

And those got a pass because at least you could defend them with some excuse about how it's some budding author trying to hone their writing skills, or trying to improve their understanding by putting pen to paper. Cases where those excuses don't work (think crappy content marketing pieces from random companies) got short shrift as well. Now for all you know, it's just some dude who prompted claude to "write a blog post about openai's ads".