"As the Americans learned so painfully in Earth's final century, free flow of information is the only safeguard against tyranny. The once-chained people whose leaders at last lose their grip on information flow will soon burst with freedom and vitality, but the free nation gradually constricting its grip on public discourse has begun its rapid slide into despotism. Beware of he who would deny you access to informatio…
Closer to the free-flow of information was USENET, and even though it was eventually overrun by trolls and spammers, filtering was largely human driven and unsophisticated, via their news clients, and one had little choice but to look at contrary opinions, and even to debunk some of the totally false junk, which is now hidden from view or buried at the bottom of long threads, left for the "true-believers".
I've been reading parts of the "alt-right" (deliberately breaking my own filter bubble) for many years, and although I despise what they stand for, I do agree with them on one thing..human ability is not evenly distributed. Of course they use this point to advance a racist agenda, but the fact remains that many people of all backgrounds are just not smart enough to deal with the "free" flow of information. They lack the intelligence to deeply introspect on their own biases and to understand that what they are being fed is garbage aimed at manipulating them. The sooner geeks (and those with a "small l libertarian" streak) accept that reality, the safer[1] the world will be.
[1] in a literal sense, now.