It's interesting to read a little bit about the history of film editing. It gives you a sense of what this activity is like when it is at a professional level,

It's interesting to read a little bit about the history of film editing. It gives you a sense of what this activity is like when it is at a professional level, what kinds of things are important if you do this for a living: https://www.amazon.com/First-Cut-Conversations-Film-Editors/dp/0520075889 https://www.amazon.com/First-Cut-Conversations-Film-Editors/...