[_getify]

Great point! The order of titles listed here is the intended reading order:

https://github.com/getify/You-Dont-Know-JS/blob/master/READM...

Also, the "Up & Going" title, Chapter 3, has descriptions about the titles and the narrative/story arc being told across them, which helps understand the intended order as well:

https://github.com/getify/You-Dont-Know-JS/blob/master/up%20...