While this article is a form of advertisement, it does a decent job at explaining why Google results are so bad when you search for product recommendations.
It's fascinating to see all these backend SEO tools, the whole SEO industry is so insidious and it feels like it's absolutely unknown in the mainstream consciousness.
One interesting point they move past that's sorta outside the scope of the article is the reddit comment. Generally reddit is decent for finding product discussions, but it's hard to imagine people are unaware of the reach being recommended on a reddit thread can get from search results. Reddit has massive issues with bots and astroturfing, so if google search remains reliant on reddit these ghouls will start ruining that avenue too