Google is already scraping bits of website content and showing it to the user as a "featured snippet". Nobody is going to write short pages if Google can already rob you of a click so easily.
If it is a hidden algorithmically social function then of course it will be gamed.
But IRL there are certain people whose advice and recommendations you value and those whose you ignore. And in other cases you can easily ask the source of other information to find out if it is high value or not. MLM is the gamification of the IRL social structure and it's fairly easy to opt-out.
That's what search needs, a way to see the path information took to be presented to you and a way to filter it.
Unfortunately right now, so much of the best information is in Facebook groups, post and comments. The interface there is absolutely horrible though and not designed to provide you information, but to maximize the amount of ads that come across your screen.
The same is true for video information. It's not easily searchable or digestible. The web peaked when information was predominantly text form and not fragmented into walled gardens.
Appending site:news.ycombinator.com instead of Reddit?
Can you create a fake account with a verified credit card number, verified phone number, passport, drivers license, account history consistent with human usage, Google One subscription, etc.? You probably can, but doing it at-scale is going to be quite costly.
Quite cheaply