If you are an author of a book on a subject, even if it's not great, your resume gains a lot of value. Also, YMMV, but for me, repetition in books causes to re

If you are an author of a book on a subject, even if it's not great, your resume gains a lot of value. Also, YMMV, but for me, repetition in books causes to remember much more, shape and use the knowledge. Unlike a random blog post from HN ;)