[rjvir]

This functionality is built into YCombinator's live stream page: http://startupschool.org/watch.html

[mulka]

Ah, didn't see that since I'm actually at the event. But, tchat.io is actually better than the Twitter widget on that page. It updates in real-time, and if you sign-in you can tweet, reply, and quote in-page without opening a new window.