Well, what do you know: it really does exist. Apple's at last showing off push notifications outside the clutches of Cupertino, with registered iPhone developers getting a special version of the Associated Press app to test out on their super fine iPhones running the latest and greatest iPhone OS 3.0 beta 5. Devs are instructed to let Apple know if they don't receive notifications from the app within 48 hours, and it sounds like this is an ideal setting to test out the server and make sure everything is humming along nicely before us proles start choking up the network with our inane Twitter noodlings.[Thanks to everyone who sent this in]Filed under: