The Drudge Retort was initially started as a left-leaning parody of the much larger Drudge Report, run by the conservative muckraker Matt Drudge. In recent years, the Drudge Retort has become more of a social news site, similar to sites like Digg, in which members post links to news articles for others to comment on.
Back to the topic...this sounds like something that's next to impossible to enforce.