Location is based on the triangulation feature of the iPhone, which is accurate enough to get this going. And the startup thinks they’ve found a way around the fact that third party iPhone applications can’t run in the background (meaning you’d have to have the application open, and not use any other iPhone features, to run the social network and see others). They explained the work around in general terms to me, but asked that it remain confidential for now.iPhones and similar smart phones are increasingly important, and they're at hand all the time. I got to see some relatives this weekend who are not particularly tech-savvy, but who have iPhones and love them -- they've become texting, emailing, and browsing fiends. A workable social network whose primary platform is the iPhone would have a decent chance of taking hold with them.
I Saw The Future Of Social Networking The Other Day