+1. Your short version pretty much summarize what other 1000 people would say. And that's what I told people who came to my school's open house today: look around you and see what kind of things you wish you could control. You want to be able to get all the files with certain prefix? Figure out that linux/windows command.
The title "A Short, Comprehensive, and Personal Summary". This is not short. It's pretty verbose.
It's hard to be short and comprehensive. This is shorter than a book, longer than a magazine article. (55 pages: OK, maybe a short book.) "Short" is relative. :)
His coverage of debugging, and how it's critical to overcome fear of breaking things, and of asking the right questions of how things might fail in this way, is a great explanation.
The title "A Short, Comprehensive, and Personal Summary". This is not short. It's pretty verbose.