[@chrishajer Participant 17 years, 2 months ago]

I thought maybe the $ needed to be encoded, but it does not:

http://www.ietf.org/rfc/rfc1738.txt

Thus, only alphanumerics, the special characters

"$-_.+!*'(),", and reserved characters used for their

reserved purposes may be used unencoded within a URL.

 

So, it’s valid. Interesting.