After you get through the first 5 chapters, you can kind of pick and choose what to read. Most chapters are 30-50 pages, and you should be able to work through them in an hour or two. Chapter 6, for example, covers objects (including ES5 extensions) comprehensively in 35 pages, and you'd probably come away after reading it feeling like you learned enough to make it worth your time.
Thanks! That was my goal when writing it. It is about language mastery. Not so that you can answer quizzes about obscure corner cases, but so that you can program more effectively. Its like adding tools to your toolbox, and keeping them sharp.
If it's "The Definitive Guide", how can there be a 6th edition? I mean, a first edition would suffice if it was truly definitive...
Mod the parent up. This is funny!
"Oh what wouldn't I give to be spat at in the face..." -- a prisoner in "Life of Brian"