> And then you have AIs talking to each other

This could be a future version of the "block" button.

Regular "block" button hides everything that the person wrote.

The new, AI-powered "block" button hides everything that the person wrote, but also makes the AI write a response, so that the person never finds out that he or she was blocked.

So at the end, 99% of social networks will be bots talking to bots, but you will still be able to talk to your friends and ignore all of that.

That is, this is what you will think, of course.