Do you miss something on BrainKing.com and would you like to see it here? Post your request into this board! If there is a more specific board for the request, (i.e. game rule changes etc) then it should be posted and discussed on that specific board.
Fencer: Then it's not pure refactoring, but more of a revamp, which includes some refactoring and some user interface redesign. Of course, if you want to keep calling it refactoring, that's OK, just let the good people at Wikipedia about your view as well ;)