The way a friend of mine phrased it was that in a few generations (if both humanity and something like the internet are still around) people will look back on m

The way a friend of mine phrased it was that in a few generations (if both humanity and something like the internet are still around) people will look back on modern virtually unfiltered internet access and think of it the way we look back at virtually unlimited access to opium in 19th century England. (To clarify, she's thinking along the lines of personally controlled, managed filters, like those from the near-future parts of Neal Stephenson's Fall, not some sort of centralized control.)