Josh Williams On Why Facebook Acqhired His Startup Gowalla To Put A “Nearby” Lens On 250M Geo-Posts Per Month

“A location service only gets interesting when you get to a certain scale,” and Foursquare isn’t there yet says Josh Williams. His check-in app Gowalla wasn’t either, but it was bought by Facebook where a quarter-billion people tag locations each month. In an interview, Williams tells me how the Nearby feature he launched on Facebook today shows you that data “through the lens of what’s around you right now”.