IPhone OS 3.1 Beta: New firmware update with developers

Although iPhone OS 3.0 is just cooling off, Apple has already given developers early access to iPhone OS 3.1 with new hooks for video support.Seeded to developers on Tuesday night, the first beta and a matching SDK are said by those familiar with the releases to include roughly a dozen new extensions for the OpenGL ES graphics library that developers can use to improve graphics on the iPhone 3GS,