Federal Communications Commission is seeking public comment on cyber security roadmap. FCC should measure responsiveness of Internet service providers to fight online threats, author says. U.S. is the world’s largest exporter of cybercriminal-friendly resources, he says. Internet providers should be more responsive to customers’ concerns, he writes. Spam costs U.N. businesses and consumers more than $42 billion annually, estimates by Ferris Research. The U.K. continues to be the largest single source of junk e-mail worldwide, says Sophos.”]