I enjoyed watching this 1970s, British documentary on the changing print shop and new ways of text composition.

There is a great deal of discussion about how to transition to new technologies *without* losing jobs.

I suggest starting at 6:10 and watch for a few minutes to see the switch from Monotype hot-metal to Linotype-Paul computerized equipment: https://youtu.be/L56BkG19594?si=6NXZH_O8og7QvqfF&t=370