Wow this is really great.
I've taken some liberties and likely made some mistakes, but it's aping the kind of "history of technology in its social context" that I love to read about.
I am actively taking suggestions for similar reads - one I love off the top of my head is "The Victorian Internet" by Tom Standage: https://www.smithsonianmag.com/arts-culture/review-of-the-vi...