Right now the P2P girlfriends are in the hands of early adopters in the tech community. We think that by the end of the year they will have reached critical mass and move into the mainstream. I love being a beta-tester. My friends are telling me I should leave her, but I know they are just jealous.
Anonymity is extremely important in maintaining the integrity the network.
Most girlfriends report that the speed between peers is more satisfying in a local network, but anonymity is easier to keep in a world wide network. Some techies aren't pleased with P2P girlfriends. They are just a client-server model trying to jump on the P2P bandwagon.