Social gaming network OpenFeint has had its own app for a while now, offering up news and information for players playing games with the technology built-in. But the app recently underwent a re-branding of sorts -- it's now called Game Channel (not to be, or possibly to be, confused with Game Center), and is now built around a Groupon-style model. The app has offered up a Free App of the Day for a while now, but in addition to the freebies, it now also has a feature called "Fire Sale," in which players can "vote" for certain games to go on sale.
It'll be interesting to see how that works -- one of the biggest issues develop
