It could. In fact it will make that part of the Web yet another step closer to a bot-populated SEO-infested graveyard where a living human will find nothing useful.
If only my friends would stop using VK to communicate, and my family FB for the same.
the most frustrating part is when I search for a result I know exists, and I know that Google knows it exists, but it floods me with pages and pages of things it thinks I "should" see instead.
I'm too young, but I think I've read that we've already been there, when expert systems written in Lisp were all the rage, and you would write them questions. Of course, the percentage of humanity to ever see such a system was slim.