But AI is also going to kill some of your positive examples. Stack Overflow for example is in a steep decline, only a small fraction of questions are posted today compared to the peak. And the effects are more than financial, so even non-profit examples like forums would be hit.
If new people don't discover your site with useful user-created content, they won't contribute to it. You're also cutting off the pipeline for recruiting new users to your forum or Q&A site.
If new people don't discover your site with useful user-created content, they won't contribute to it. You're also cutting off the pipeline for recruiting new users to your forum or Q&A site.