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.
Taurec: pentathlons, decathlons and the like sould a good idea. I think it would be fun to have tournaments that change game for qualifiers as they progress.
Harley: I think you've missunderstood. The idea is an average rating calculated by the mean of all a players ratings. I think the average of all player's ratings over one game should be about the same regardless of the range, so lower rated players are needed to give other players high ratings.