The Video Posts Webcam Recorder allows the WordPress administrators and authors to record and insert videos in their posts.
If your users want to broadcast their screen (when playing a game, using a program, tutoring various computer skills) they can do that easily just by using a screen sharing driver that simulates a webcam from desktop contents. Read more on http://www.videochat-scripts.com/screen-sharing-with-flash-video-chat-software/ .
See a video posted with this plugin on: http://www.videochat-scripts.com/webcam-video-recorder-for-wordpress/
More information, the latest updates, other plugins and non-WordPress editions can be found at http://www.videowhisper.com/ .