While rummaging through the internet, I found this quirky website: http://www.deanliou.com/WinRG/WinRG2.htm
If you miss the days of Win 95, 98, ME or 2000 then you should give this a try.
If you do not miss how buggy these versions of windows were, then don't.
I got a chuckle from it myself.
Here are a few sneak peeks into the madness of Windows RG:
|Click to enlarge|
Personally the second image here is my favorite. I couldn't stand that paperclip. So buggy and intrusive.
Sorry this is such a short stub of a an article, but digging up information on the creators or any other info about it has been unfruitful.