I mean, there might be a secret AI technology that is so advanced to the point that it can mimic a real human, make posts and comments that looks like its written by a human and even intentionally doing speling mistakes to simulate human errors. How do we know that such AI hasn’t already infiltrated the internet and everything that you see is posted by this AI? If such AI actually exists, it’s probably so advanced that it almost never fails barring rare situations where there is an unexpected errrrrrrrrrorrrrrrrrrrr…
[Error: The program “Human_Simulation_AI” is unresponsive]
It could still theoretically be that our reality is some kind of entertainment. For example, people enjoy playing The Sims. There are still active communities for the older versions even though there are newer, more engaging games out there. And more generally, some people prefer old games even though their computers have like 1000x the processing power needed to run it.
If the reality we experience is a simulation, it could be for similar motivations, the hardware would be sophisticated but still a user will run whatever they prefer on it.