Internet:Web Conferencing

Overview
There are many Internet Protocol (IP) based teleconferencing systems

Wikipedia (2009a) has a count of the number of users

Microsoft Live Messenger

 * Includes text chat, video conferencing and interactive whiteboard.
 * Users: 300 million (May, 2008)
 * URL: http://download.live.com/?sku=messenger
 * References: (Wikipedia, 2009b)

Skype ( http://www.skype.com )

 * More than 276 million users (Jan, 2009)is a leader in videoconferencing.
 * Users: 309 million (May 2008)

Gmail video and Voice ( http://mail.google.com/videochat )

 * Introduced November 2008 the video and voice capabilities are embedd into Gmail
 * Users:

Dimdim ( http://www.dimdim.com )

 * Enables users to deliver synchronised live presentations, white boards and web pages accompanied by voice and video. Runs in a web browser and uses Open Source Software. Also has a Dimdim Virtual Classroom Pack for educational customers.
 * Users:

Webinar
Has restricted functionality for users. The one I participated in had voice only and no idea of who was online or stats to help create a sense of class.



Videos onine
There are services that create videos online


 * Examples: http://animoto.com, http://www.jumpcut.com, http://www.toufee.com, and http://www.digitalfilms.com