This article writes the basic step of type creation, punchcutting, out of the story. It's crucial and exacting, while many other letterpress process are mechanical and unskilled. A lot of letterpress fans seem to fetishize processes and outcomes that are actually not that special.
See http://www.dandad.org/en/kumar-and-lost-art-punchcutting/
Edit: here's a better video: https://m.youtube.com/watch?v=eExllUeGtvc