Out of the bajillion self-involved Tweets which were released unto the internet yesterday, one 140 character dispatch in particular pierced the din -- "I'm tweeting from Xbox Live," exclaimed Andrew Yoon, our correspondent from a future where such technology is within the realm of possibilities.

Fine, he's not from the future -- he was actually tweeting from a Microsoft Open House event where the Fall Xbox Dashboard Update was previewed for a number of outlets. Check out the above video (shot by our cohorts at Engadget) to see the new Facebook, Twitter, Last.Fm and Video Marketplace functionality in action. Make sure you stick around for the last minute, in which the conversation breaks down in a hilarious, Comedy of Errors-esque manner.

This article was originally published on Joystiq.

Now you'll have to buy Sonic & Sega All-Stars Racing