Here Are Your TechCrunch Disrupt SF Battlefield Startups From Day 2

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http://techcrunch.com – What a day! TechCrunch Disrupt SF day two kicked off with super angel Ron Conway and San Francisco Mayor Ed Lee. Then we had Kevin Rose, Marc Benioff, Aaron Levie and many others. Not to mention Mike Arrington’s epic chat with Facebook’s Mark Zuckerberg. Be sure to check out all of our live coverage of Disrupt SF day two here. Yesterday, 15 companies presented in the Startup Battlefield competition and today we had 14 companies who took the stage to fight it out for the ultimate prize of the Disrupt Cup and $50,000. All of the companies who presented today are below. Who do you thi (IT news)