They aren't useless. Otherwise, ChatGPT would have died a long time back
> Where the fuck is the rest of the data going to come from?
Good question. Personally, I think companies will start paying more for high quality data or what is at least perceived as high quality data. I think Reddit and some other social media companies like it are poised to reap the rewards of this.
Whether this will be effective in the long run remains to be seen.