Do your u seriously think people that have tasted Gpt-4 will suddenly stop using it to generate contents and start doing manual work.
Ai contents is here to stay, you just have to be sensible about it and edit off the gibberish it produce. Fine tune it, fact check, interlink, external link it before publishing.
Don't mass spam Google as that is what will get them angry. Once your pages stop indexing they won't show up on Google, so no way it will rank.
Stay under the radar 5 articles a day we'll edited is 150 a month and 1500 quality content in 1 year. Spread it over 10 domains