iPhone developers report that Apple's Game Center has finally gone live. Formerly limited to a sandbox-only development environment, accounts and friends that were created for the sandbox will not apply to the live production system on Apple's servers. Game Center is now prompting for new credentials -- and developers are sharing usernames on Twitter. Older accounts and friends were wiped out yesterday to prepare for the live system.
The server is reportedly having some start-up issues including connectivity and crashing issues, but developers who were limited before are now able to create full accounts and full-on matchups. Currently Game Center is live in 4.1, which we expect to arrive soon. Developers can submit Game Center applications to iTunes Connect using