Lastly, the encodeURIComponent() method should be used in most cases when encoding a single component of a URI. This method will encode certain chars that would normally be recognized as special chars for URIs so that many components may be included. Note that this method does not encode the ' character, as it is a valid character within URIs.
This seems to do the trick. Sweet-ass find!
Just used this to pass JSON through the URL. Dumped URL scope on the receiving page and get something looking like this:
Wondering how to work with this data, i.e. if there's an easy way to parse the separate variables out into useable format without a lot of list functions and suchlike.