13 Months Ago, Adem Kermad from That VideoGame says (in Epic working on Gears 2 matchmaking issues) If you happen to have played Gears of War 2 recently, then you’ve probably noticed a few issues with the various aspects of the online multiplayer. Whilst some may debate that the majority of concerns relate to specific design changes, others might simply wish that they were able to get int...

And Jeff Baker from DigitalBattle says (in Epic issues temporary fix for Gears 2 match-making problems) Read(ArsTechnica) Related PostsGears of War Patch SoonEpic Games’ Ray Davis, Lead Producer of the recently released Gears of War, has announced that there…Gears of War 2 Coming Gears of War lead designer Cliffy Bleszinski, or Cliffy B as many call him, recently said that as …Gears of Wa...

And Zips from CS says (in Workaround for Slow Matchmaking in Gears 2) Also, in case you're curious, a few interesting facts about Gears 2 multiplayer so far: Almost 3 million multiplayer matches (excluding Private) have been played.
The most popular multiplayer mode is Horde.
The most popular multiplayer map across all modes is River.