This week, we're visiting the emerging technology conference EmTech at MIT in Cambridge. Put on by the publication Technology Review, EmTech's had a bunch of speakers who are pushing tech industries forward, like Google's Mary Lou Jepsen and Pebble smart watch founder Eric Migicovsky. But along with exciting stories about innovation are new challenges. Kara Miller, host of WGBH radio show Innovation Hub, talks about her favorite things at EmTech. Hi Kara.
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