I am just curious about this. You said the word never, and I think your claim can be tested, perhaps you could post a list of five obscure questions for a LLM to answer and then someone could ask that to a good LLM for you, or an expert in that field, to assess the value of the answers.
Edited: I just submitted an ASK HN post about this.
Edited: I just submitted an ASK HN post about this.