ZDNET's key takeawaysOpenAI's most capable video model, Sora 2, is here. If you thought OpenAI's first video-generating model, Sora, was realistic, wait until you see what Sora 2 can do on both the video and audio front. Also: Luma AI created an AI video model that 'reasons' - what it does differentlyOpenAI finally launched the highly anticipated next-generation flagship video and audio generation model, Sora 2, on Tuesday. New iOS social appIn tandem with the new model, OpenAI also launched a new social iOS app called Sora and powered by Sora 2. How to access Sora 2 (and the new app)The Sora iOS app is now available for download from the Apple App Store.