Gamerbytes is currently running a couple of articles centered around on the upcoming launch of NXE (New Xbox Experience) and the Xbox Live Community Games feature, with more reviews of Community Club-related stuff to be posted very soon. A new site called XNPlay was also launched by the crew at Retro Remakes recently, with the purpose of supplying news and reviews of all CC games to be released in the coming months.

5 Things You Didn't Know About Community Games
How To Play Community Games When They're Not In Your Region
XNA Community Games - What You'll Be Playing On Day 1, Part 1
XNA Community Games - What You'll Be Playing On Day 1, Part 2