Last night Apple also posted QuickTime Broadcaster 1.5.2. What's New in this Version: H.264 (MPEG-4 Part 10 video) live broadcasting, 3G streaming support for sending live broadcasts to multimedia enabled cell phones, Dramatically improved performance for streaming 640x480 30fps video, Increased standards support including 3GPP and ISMA (Internet Streaming Media Alliance). Requirements: Mac OS X 10.4.10 or later"