Social scoring and the business case for blocking Twitter spammers

Judging by her school-issue personal photo, Twana Florance appears to be a mild-mannered, middle-aged matron from Twin Falls, Idaho.  But there is no Twana Florance. Twana is probably some teenager in a Third World country hired to propagate and populate fake Twitter accounts that will later be sold on eBay. Twitter has done a good […]