SXSW Day 2: The Top Social Buzz

With South by Southwest in full swing, what were the most-buzzed about topics in Austin on Saturday? The answer sounds like a David Bowie song: a party on Mars

With almost all buzz coming from Twitter, the most popular topic by far was the party scene at SXSWAl Gore retained some of his social heat from the day before, when he defended his choice to sell Current TV to Al Jazeera on a panel in Austin. But entrepreneur and SpaceX Founder and CEO Elon Musk was the most talked-about person on day two, thanks to his keynote, where he said he'd like to die on Mars (just not on impact).