Talk:Online systems that collect trust information from users

See also the list in http://www.gnuband.org/papers/a_survey_of_trust_use_and_modeling_in_current_real_systems/

And the list in http://trust.mindswap.org/cgi-bin/relationshipTable.cgi

And also http://en.wikipedia.org/wiki/List_of_social_networking_websites

And also http://www.thevirtualhandshake.com/map