One person's legitimate speech is another person's misinformation. Look at the lab leak theory for example. It was constantly called misinformation and now is m

One person's legitimate speech is another person's misinformation. Look at the lab leak theory for example. It was constantly called misinformation and now is more accepted. Is it misinformation? Maybe, but it is up to debate and that is the major problem. What happens the next time something like that pops up?