Yes, I posted the same observation 3 months ago. https://news.ycombinator.com/item?id=46877226

"Yes, it (AI) will kill open source—at least as we know it. I’m convinced that GitHub and GitLab will eventually stop offering their services for free if the flood of low-quality, "vibe-coded" projects—complete with lengthy but shallow documentation—continues to grow at the current rate."