No, he isn' spot on. Printing presses spread ideas and misinformation at a much more human speed than today's Internet based platforms. So, they're a poor analogy for the problem we're discussing.
(I didn't down vote him, BTW. His comment is relevant)
I dunno, Europe post the printing press was pretty crazy for a few decades. More generally I think that it's the rate of increase that causes the problems, not the baseline.
(I didn't down vote him, BTW. His comment is relevant)