According to Macromedia, "Flash video content enables a better user experience because of its unique ability to include interactivity, synchronize the video to other site elements, play back within the browser, and not deliver additional branding or advertising."
This is a great opportunity for Macromedia to make Flash video more widespread and more widely adopted than it is.
For more information, see the articles below.
Flash Video Service Open for Enterprise (Internet.com, December 18, 2003)
Macromedia Launches Streaming Video Service (Techweb, December 16, 2003)
Macromedia Announces Flash Video Streaming Service (StreamingMediaIQ, December 16, 2003)
Macromedia and VitalStream Deliver Flash Video Streaming Service