In a previous announcement, PeerIndex (a direct competitor to Klout which claims to be a more "accurate assessment of personal influence") released a new Firefox plugin for their social capital analytics platform. This time around, PeerIndex is rolling out a new feature that allows you to log in through Facebook — a login feature that was formerly only open to Twitter users.PeerIndex is a London-based startup that hopes to facilitate both product sampling for brand consumers on the platfor [...]

Read More: Social influence scorer PeerIndex rolls out deep Facebook integration