I am very pleased to announce the inclusion in Profile2 of a kudos ranking system.
Your kudos rank is calculated based on weightings for various parts of profile completeness and usage. The more complete your profile is (having an image, filling out various fields etc), the higher your score. Likewise the more you use Profile2 (sending messages, adding connections etc), the higher your score.
This adds a widget to your Profile to show your kudos:
as well as a Preference pane to control it:
This is available now in trunk, and in the upcoming 1.4 release.