Street Fight Daily: Foursquare Gets a New CEO, How Apple’s iAd News Affects the Industry

A roundup of today’s big stories in hyperlocal publishing, marketing, commerce, and technology… Foursquare CEO Steps Down as Valuation Plummets (Wall Street Journal) Dennis Crowley is stepping down as chief executive of Foursquare after struggling to turn the location-sharing mobile app into a moneymaking business over the six years since he founded it.Read the full article