My imminent concern is that it seems like increasing numbers of people can’t read anything more complicated than a tweet. Do we end up with a tiny group of peop

My imminent concern is that it seems like increasing numbers of people can’t read anything more complicated than a tweet. Do we end up with a tiny group of people who can seriously read and write, just communicating with each other? I think we had something like that several centuries ago? Is this whole “universal literacy” concept just doomed?