I feel like you're coming from a very strange place of both using advanced technology that saves you time and expands your personal knowledge base and at the same time saying that the more advanced technology that saves you even more time and expands your knowledge base further is useless and a time sink.

For most questions it is so much faster to validate a correct answer than to figure out the answer to begin with. Vague queries CANNOT be distilled to simple keyword searches when you don't know where to start without significant time investment. Ctrl-f relies on you and the article having the exact same preferred vocabulary for the exact same concepts.

I do not assume that LLMs don't lie or hallucinate, I start with the assumption that they will be wrong. Which for the record is the same assumption I take with both websites and human beings.