title: Yahoo Multiplayer Games: What is the reason to have multiple rooms for a game?
body: <p>Yahoo has multiple rooms for a game. For example, let's choose Chess. <br/>For Chess, they have multiple rooms, and every rooms has multiple tables.</p>
  
  <p>What would be the reason to have multiple rooms ?<br/>
  Will the server be slower with 1 room and 10.000 tables than 10 rooms and 1000 tables for each room ?</p>
  
  <p>If yes, please make me understand why. I know they use Sockets.</p>