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Street Fight Daily: 05.18.11

David Hirschman

Street Fight Daily: 05.18.11

A roundup of today’s big stories in hyperlocal media, technology, advertising and startups.

LivingSocial CEO and co-founder Tim O’Shaughnessy talks about why there are so many daily deals sites and why his company is at the top of the mountain with Groupon. In short, he says that while there’s not much of a barrier to entry into the daily deals market, there is a huge barrier to scale. (Business Insider)… The Matchbook iPhone app allows people to bookmark places they intend to visit. Users walking by a location, viewing a website, or simply recalling a place can add it to their automatically-organized Matchbook list by clicking a button. (Business Insider)…