Bill Gates feels Generative AI has plateaued, says GPT-5 will not be any better::The billionaire philanthropist in an interview with German newspaper Handelsblatt, shared his thoughts on Artificial general intelligence, climate change, and the scope of AI in the future.
This has already been shown to degrade the output very quickly.
I think the wall that generative AI is hitting is the lack of more training data. All the web has been scraped to get it to where it is today, more and more content on the web is itself generated by AI and therefore not only useless but harmful if used as training data.
https://www.newscientist.com/article/2382519-ais-trained-on-ai-generated-images-produce-glitches-and-blurs/