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.
Übergeek 바둑이: Just to add to what Jason said, if the person times out in that period of time that a game can be deleted, it does not affect BKR either. So, while you can delete the game, as he says, you don't actually have to go through that effort. When they time out, you will see no changes in your ratings.