To get a even more generic, but to what extent is all of our social morals based on the information society provides us? In 200 years, what will modern society

To get a even more generic, but to what extent is all of our social morals based on the information society provides us? In 200 years, what will modern society then look back on us and condemn us for buying into the propaganda on issues that, if they were mentioned right now, would be seen as clearly having a right/wrong choice that is not influenced by propaganda?