Although there are a lot of people playing Reach right now (1.2 million have sampled its wares), there are still Halo 3 players out there - and B Mc Gann has Top 10 MLG Plays Episode 12.
urk has posted some guidelines to submitting good feedback on the Beta. (You do remember that Bungie is looking for feedback, right?) Give it a read!
(You'll notice I skipped all the "matchmaking is broken" stuff from last night, both at Bungie.net and at nobleactual.com - it's all fixed now, so no need to dwell.) (Louis Wu 19:22:50 UTC)