Techies Gather at South By Southwest

The Takeaway
Twitter and FourSquare were first introduced at South By Southwest Interactive and have taken off in the social media sphere. What's going to be the big new thing to come out of South By Southwest Interactive this year? The event kicked off on Friday, marking the start of a week-long conference for social media entrepreneurs and techies to introduce their products and make business deals. Over the past few years, SXSW has become the venue to unveil apps that and software that forever change the social media market.   For a look ahead to the ideas making headlines this year, we speak with Dave Lifson, CEO of Postling, who's currently in Austin for the conference.
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