What is the advantage of using unescape on [removed] to load javascript?

Question

The code that you have to add to track a web page with google analytics looks like:

Answer 1

It means the code will work in XML / XHTML and HTML without having to mess with CDATA

Answer 2

Well, one advantage is that it means you don't have to worry about quotes within the script being loaded interfering with quotes in your script that's doing the loading (since the ones in the loaded script can be escaped).