There is already evidence of groups setting websites and "think tanks" that aren't for human but for influencing AIs scraping them.
I wonder if having the contributor model read and summarize your propaganda would be even more effective. Instead of astroturfing reddit, just feed it to the model directly. Give it generated threads and ask it loaded questions.
My personal opinion is that trying to make LLMs inefficient is futile and causes even more waste of earth resources.
It's like trying to stop a coal-powered locomotive by parking a truck on the rails. You're just going to make the thing burn more coal before reaching it's destination.