Loopt’s sale for $43 million to Green Dot last week seemed odd: Green Dot? The stodgy banking company known mainly for its prepaid cards? The company stands in contrast to Loopt’s Internet startup pedigree. But as Loopt founder Sam Altman suggested, location-based services are about loyalty. And as TechCrunch chimed in, Loopt may just be the tool Green Dot needs to go after mobile payments. The whole thing led the Twitterverse to begin proposing exits for Foursquare. Here’s our Storified roundup on the news:

Facebook is now the #2 mobile app for local search, behind Google Maps, notes MomentFeed CEO Rob Reed.
2013 could see a handful of established companies look to mergers and acquisitions in order to jump-start their existing hyperlocal strategies — or to help them build new initiatives altogether.
SMBs are getting social, but they still lag on mobile. Listen to Asif Khan from the LBMA and David Williams from YP delve into strategies for SMBs to use the mobile platform to find and be found by customers.