Think how easy it was to tell the differences a year or two ago. By 2030 there will be no way to ever tell.
The same is true of all video, and all generated content. The death of the Internet comes not from spam, or Facebook nonsense, but instead from the fact that soon?
You'll never know of you're interacting with a human or not.
Why like a post? Reply to it? Interact online? Why read a "news" story?
If I was X or Meta or Reddit, I would be looking at the end.