After looking at the old chapter again (http://eloquentjavascript.net/1st_edition/chapter6.html http://eloquentjavascript.net/1st_edition/chapter6.html), it isn

After looking at the old chapter again (http://eloquentjavascript.net/1st_edition/chapter6.html http://eloquentjavascript.net/1st_edition/chapter6.html), it isn't as intimidating as before. So yeah, maybe it is still mostly all there -- it seems the ES5 syntax makes it way less confusing