Well, loss of (control over) shared narrative was one of complains of the Church against the printing press ...
Radio gave us Demagogues like Father Coughlin in the US and Hitler in Germany, and we still havent dealt with the problems radio introduced when television came along and now we have the internet with social media, podcast, and algorithmic echochambers, and algorithm induced radicalization. Radio television internet any one is just as much a shock to society as print was and we still havent figured out how to adapt yet to any fully.