How can all of the excitement of sharing things on the Internet happen at the most local level? How might online social media bridge communities and network local life in a collective way, much like an allotment site rather than a landscape of fenced private gardens?Yes, there are community websites and local forums. Yes, applications like NetVibes. Yes, groups on Facebook. Yes, opportunities for networking via Ning.  And yes, lots of brilliant initiatives around the world that encourage digit