USTREAM

Website
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http://www.ustream.tv/

"Experience live video. In just minutes, you can broadcast and chat online with a global audience. Completely free, all it takes is a camera and Internet connection. Try it now!" - UStream homepage

UStream is another way to provide a live video feed from your computer to another. It's simply and quick, and sometimes has a lag of a couple seconds, depending on how many people are using the site.