is an interesting article on the start of office automation and computing.
I read the opening paragraphs
Do you remember the office before email? Before we spent our time watching cat videos and doing surreptitious grocery shopping online?
As an experiment I turned off my office computer and kept it all off all day. I found I could think - just about - but had nothing to think about. I couldn't work, or communicate. I couldn't even skive. I was a non-person.
and thought "How true"