Beyond that, most of the results that rank for anything are plainly worse LLM blogspam padded for SEO. All you're doing here is cutting out the middleman.
The problem with chat gpt for factual question search is, of course, that it's not factual. It's job is to produce coherent sentences, not actually tell you factual information. So until they manage to get that right it's not a superior product.
There are two types of search, people looking for a specific resource (like searching for a song on youtube) and people just looking for an answer to a question. If a LLM can be factually accurate, its a superior search product for that specific use, which is probably the majority of search.