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The problem is that the most people prob don't have as carefully curated a sourcing system as you. So they'll just load up on anti-vax tripe shared by conspiracy theorists. Then the media will redirect their attention and produce the most lucrative content.
Then we all die 
Yep, that's the narrative: people are too dumb; the mainstream must lead them by the nose. I have my concerns with this story.
(Last I saw, it was something like 15% of Americans who believe that vaccines cause autism. This aligns with the general consensus that on any given issue, ~10% of the population will give an insane response. Does that mean that we all must be subject to adult supervision?)
That's an unfair reduction. And besides, there is already proof of the impact of what you're looking for out there - Facebook, which (to continue the vaccination theme) has become a pox on humanity.
What's the proof? And what's fhe solution, if not externally-curated content? I'm genuinely trying to follow you, here.
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