In addition to making it easier to find authentic perspectives, we're also improving how we rank results in Search overall, with a greater focus on content with unique expertise and experience. Last year, we launched the helpful content system to show more content made for people, and less content made to attract clicks. In the coming months, we’ll roll out an update to this system that more deeply understands content created from a personal or expert point of view, allowing us to rank more of this useful information on Search.
That seems like just a step in the inevitable AI arms race.
I've seen this "sub affects logitech stock" story a few times now, and I don't find it very credible. If you look at the 1-month or longer price of the stock, it's pretty evident that (a) a 5% intraday variation in price is totally normal and (b) the recent news that has actually hurt the stock price substantially is that their CEO resigned.
I'm skeptical that Amazon review trolls are buying enough stock to move the market.