A Digg community member, suspicious of some top links, used the site's Digg API to uncover a 159 fake accounts. By comparing the stories voted on by these accounts to other stories, he discovered what appeared to be directed fraud and what Digg now calls "tests to find spam vulnerabilities." We spoke to the community member to learn how he used the site's API and what he learned.
At the bottom of many blog posts (including this one) and website entries you're likely to find a widget that allows sharing to social sites or emailing to a friend. ShareThis competes with other systems like AddThis and SocialTwist to give publishers an easy-to-install sharing method.