Eyeblaster today announced the launch of Eyeblaster 5.3, the latest upgrade to its industry-leading rich media platform. Eyeblaster 5.3 includes a number of significant enhancements that make it easier for online advertisers to create, manage, and track rich media campaigns directly, and produce more effective online campaigns. One such enhancement is the ability to serve larger file-sizes of up to one megabyte (1 MB). There will also be the possibility of a closer integration with Flash MX.
Read on the press release on Yahoo! News, it features also some numbers on rich media.