Apple Emulates Microsoft and Sony With Game Center

With today's announcement of the iPhone 4 OS, Apple unveiled Game Center for the iPhone -- it's like a gaming network like Microsoft's Xbox Live and Sony's PlayStation Network. Even the feature list looks familiar: invite friends, matchmaking, leaderboards, and achievements.

But you're asking yourself, didn't many games already support these through Plus+? That gaming social network for the iPhone was created by Ngmoco had many of these features. It also had others such as avatars and...