One of the postings on We're Not Afraid, a Web site set up on July 7, the day of the bombings in London. Every momentous occasion seems to have a moblog (read: mob log). But not every moblog is created equal. In 2004, there was Sorry Everybody (sorryeverybody.com), a Web site where hundreds of people posted pictures of themselves apologizing for the re-election of George W. Bush. Now there's We're Not Afraid (werenotafraid.com), a mass pictorial response to the terrorist bombings in London. We're Not Afraid has exactly the same form as Sorry Everybody, but a wholly different tone...