From the official announcement: "Today we're excited to launch Hangouts On Air to Google+ users worldwide. So if you have something to say—as an aspiring artist, a global celebrity, or a concerned citizen—you can now go live in front of a global audience.


With just a few clicks, you’ll be able to:
Broadcast publicly. By checking "Enable Hangouts On Air," you can broadcast your live hangout—from the Google+ stream, your YouTube channel or your website—to the entire world.



Official announcement: ;


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Via Robin Good