We don't. Search engines return a limited number of results from "trusted media" and dissident opinion, whether balanced or batshit crazy, is all lumped together as misinformation and conspiracy theory.
Actually they or at least social media does or used to do, peaking during the panny-d and dismantling the 'fake news' checks and balances during Trump II.
In Italy a left wing writer and historian declared publicly he was going to vote a certain way on a referendum and facebook flagged it as "fake news"… how could it be fake news if it was clearly just his own opinion and intent on what to do.