I am waiting for the era when SEO world is totally disrupted or destroyed by AIGC
It's the real content that's going to get disrupted/destroyed.
This is already underway and it's already the case that Google is sending you to a bunch of mediocre articles that were written mostly by an AI. The real question is what happens once that trend compounds over the next 2-3 years. It is working right now so it is going to 10x.
The Internet now feels like this to me:
https://www.okcu.edu/admin/communications/web/wharrgarbl
See also:
The article links to a tweet where hustlebros build a 500-page WP site with "best shoes 2023" type articles with affiiate links. It's already semi-automated, AI GC is just the final piece.