Gowalla is coming back. The startup, which longtime TechCrunch readers will likely recall, was an ambitious consumer social app that excited Silicon Valley investors but ultimately floundered in its quest to take on Foursquare before an eventual $3 million acqui-hire in 2011 brought the company’s talent to Facebook. The story certainly seemed destined to end … Continue reading Gowalla is being resurrected as an augmented reality social app