I would not say it is net-good. Spreading misinformation, pseudoscience is really, really harmful for the society (global warming is being questioned on the bas

I would not say it is net-good. Spreading misinformation, pseudoscience is really, really harmful for the society (global warming is being questioned on the base of various "healing crystals"-like arguments, similarly nuclear energy was (and still is) fought using unscientific arguments leading to the unfortunate situation we have now).